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  <import namespace="http://fasb.org/us-roles/2019-01-31" schemaLocation="http://xbrl.fasb.org/us-gaap/2019/elts/us-roles-2019-01-31.xsd" xmlns="http://www.w3.org/2001/XMLSchema" />
  <import namespace="http://www.xbrl.org/2009/role/net" schemaLocation="http://www.xbrl.org/lrr/role/net-2009-12-16.xsd" xmlns="http://www.w3.org/2001/XMLSchema" />
  <import namespace="http://fasb.org/us-gaap/2019-01-31" schemaLocation="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd" xmlns="http://www.w3.org/2001/XMLSchema" />
  <import namespace="http://xbrl.ifrs.org/taxonomy/2019-03-27/ifrs-full" schemaLocation="http://xbrl.ifrs.org/taxonomy/2019-03-27/full_ifrs/full_ifrs-cor_2019-03-27.xsd" xmlns="http://www.w3.org/2001/XMLSchema" />
  <import namespace="http://xbrl.sec.gov/currency/2019-01-31" schemaLocation="https://xbrl.sec.gov/currency/2019/currency-2019-01-31.xsd" xmlns="http://www.w3.org/2001/XMLSchema" />
  <import namespace="http://fasb.org/srt/2019-01-31" schemaLocation="http://xbrl.fasb.org/srt/2019/elts/srt-2019-01-31.xsd" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_IfrsScheduleOfInventoryCurrentTableTextBlock" name="IfrsScheduleOfInventoryCurrentTableTextBlock" nillable="true" type="nonnum:textBlockItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_MineralExplorationRightsMember" name="MineralExplorationRightsMember" nillable="true" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_GeneralInformationAbstract" name="GeneralInformationAbstract" nillable="true" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_BaotouAluminumCompanyLimitedMember" name="BaotouAluminumCompanyLimitedMember" nillable="true" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_ChinaAluminumInternationalTradingCompanyLimitedMember" name="ChinaAluminumInternationalTradingCompanyLimitedMember" nillable="true" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_ZunyiAluminumCompanyLimitedMember" name="ZunyiAluminumCompanyLimitedMember" nillable="true" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_ChalcoHongKongLimitedMember" name="ChalcoHongKongLimitedMember" nillable="true" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_ChalcoMiningCompanyLimitedMember" name="ChalcoMiningCompanyLimitedMember" nillable="true" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_ChalcoEnergyCompanyLimitedMember" name="ChalcoEnergyCompanyLimitedMember" nillable="true" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_ChinaAluminumNingxiaEnergyGroupCompanyLimitedMember" name="ChinaAluminumNingxiaEnergyGroupCompanyLimitedMember" nillable="true" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_GuizhouHuajinAluminumCompanyLimitedMember" name="GuizhouHuajinAluminumCompanyLimitedMember" nillable="true" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_ChalcoZhengzhouResearchInstituteOfNonFerrousMetalCompanyLimitedMember" name="ChalcoZhengzhouResearchInstituteOfNonFerrousMetalCompanyLimitedMember" nillable="true" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_ChalcoShandongCompanyLimitedMember" name="ChalcoShandongCompanyLimitedMember" nillable="true" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_ChalcoZhongzhouAluminumCompanyLimitedMember" name="ChalcoZhongzhouAluminumCompanyLimitedMember" nillable="true" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_ChinaAluminumLogisticsGroupCorporationCompanyLimitedMember" name="ChinaAluminumLogisticsGroupCorporationCompanyLimitedMember" nillable="true" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_ChinalcoShanxiJiaokouXinghuaTechnologyLimitedMember" name="ChinalcoShanxiJiaokouXinghuaTechnologyLimitedMember" nillable="true" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_ChinalcoShanghaiCompanyLimitedMember" name="ChinalcoShanghaiCompanyLimitedMember" nillable="true" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_RegisteredCapital" name="RegisteredCapital" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xbrli:balance="credit" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_ProportionOfIndirectOwnershipInterestInSubsidiary" name="ProportionOfIndirectOwnershipInterestInSubsidiary" nillable="true" type="num:percentItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_QinghaiBranchMember" name="QinghaiBranchMember" nillable="true" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_GuangxiBranchMember" name="GuangxiBranchMember" nillable="true" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_LanzhouBranchMember" name="LanzhouBranchMember" nillable="true" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_Pt.NusapatiPrimaMember" name="Pt.NusapatiPrimaMember" nillable="true" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_PeriodOverWhichManagementHasProjectedCashFlows" name="PeriodOverWhichManagementHasProjectedCashFlows" nillable="true" type="xbrli:durationItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_DisclosureOfEquityAttributableToOwnersOfParentAbstract" name="DisclosureOfEquityAttributableToOwnersOfParentAbstract" nillable="true" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_SpecialReserveMember" name="SpecialReserveMember" nillable="true" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_EquityBeforeAdjustment" name="EquityBeforeAdjustment" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" xbrli:balance="credit" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_AdjustmentToEquityForCombinationsUnderCommonControl" name="AdjustmentToEquityForCombinationsUnderCommonControl" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xbrli:balance="credit" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_IncreaseThroughReleaseOfGovernmentGrantEquity" name="IncreaseThroughReleaseOfGovernmentGrantEquity" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xbrli:balance="credit" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_IncreaseThroughCapitalContributionsByNonControllingInterestsEquity" name="IncreaseThroughCapitalContributionsByNonControllingInterestsEquity" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xbrli:balance="credit" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_IssueOfSeniorPerpetualSecurities" name="IssueOfSeniorPerpetualSecurities" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xbrli:balance="credit" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_DecreaseThroughDistributionOfOtherEquityInstruments" name="DecreaseThroughDistributionOfOtherEquityInstruments" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xbrli:balance="debit" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_OtherCurrentAssetsAbstract" name="OtherCurrentAssetsAbstract" nillable="true" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_DisclosureOfOtherCurrentAssetsTableTextBlock" name="DisclosureOfOtherCurrentAssetsTableTextBlock" nillable="true" type="nonnum:textBlockItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_IfrsDividendsReceivable" name="IfrsDividendsReceivable" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" xbrli:balance="debit" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_EntrustedLoansAndLoansReceivableFromThirdParties" name="EntrustedLoansAndLoansReceivableFromThirdParties" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" xbrli:balance="debit" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_ReceivablesFromDisposalOfAluminumPlantAndProperties" name="ReceivablesFromDisposalOfAluminumPlantAndProperties" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" xbrli:balance="debit" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_RecoverableReimbursementForFreightCharges" name="RecoverableReimbursementForFreightCharges" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" xbrli:balance="debit" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_AdvancesToEmployees" name="AdvancesToEmployees" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" xbrli:balance="debit" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_PrepaidIncomeTax" name="PrepaidIncomeTax" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" xbrli:balance="debit" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_PrepaymentsToRelatedPartiesForPurchases" name="PrepaymentsToRelatedPartiesForPurchases" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" xbrli:balance="debit" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_ImpairmentOnOtherCurrentAssetsMember" name="ImpairmentOnOtherCurrentAssetsMember" nillable="true" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_IncreaseDecreaseThroughShareOfReservesOfJointVenturesAndAssociates" name="IncreaseDecreaseThroughShareOfReservesOfJointVenturesAndAssociates" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xbrli:balance="credit" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_ProceedsFromDisposalOfLandUseRightsClassifiedAsInvestingActivities" name="ProceedsFromDisposalOfLandUseRightsClassifiedAsInvestingActivities" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xbrli:balance="debit" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_InterestReceivedFromUnpaidDisposalProceedsClassifiedAsInvestingActivities" name="InterestReceivedFromUnpaidDisposalProceedsClassifiedAsInvestingActivities" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xbrli:balance="debit" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_CashFlowsFromUsedInDecreaseIncreaseInTimeDepositsClassifiedAsInvestingActivities" name="CashFlowsFromUsedInDecreaseIncreaseInTimeDepositsClassifiedAsInvestingActivities" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xbrli:balance="debit" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_CashFlowsFromUsedInDecreaseIncreaseInFuturesOptionsAndForwardForeignExchangeContractsClassifiedAsInvestingActivities" name="CashFlowsFromUsedInDecreaseIncreaseInFuturesOptionsAndForwardForeignExchangeContractsClassifiedAsInvestingActivities" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xbrli:balance="debit" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_CashAdvancesAndLoansToRelatedPartiesClassifiedAsInvestingActivities" name="CashAdvancesAndLoansToRelatedPartiesClassifiedAsInvestingActivities" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xbrli:balance="credit" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_CashRepaymentsOfAdvancesAndLoansToRelatedPartiesClassifiedAsInvestingActivities" name="CashRepaymentsOfAdvancesAndLoansToRelatedPartiesClassifiedAsInvestingActivities" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xbrli:balance="debit" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_ProceedFromGoldLeasingArrangementClassifiedAsFinancingActivities" name="ProceedFromGoldLeasingArrangementClassifiedAsFinancingActivities" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xbrli:balance="debit" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_InterestPaidForGoldLeasingArrangementClassifiedAsFinancingActivities" name="InterestPaidForGoldLeasingArrangementClassifiedAsFinancingActivities" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xbrli:balance="credit" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_ProceedsFromIssueOfSeniorPerpetualSecurities" name="ProceedsFromIssueOfSeniorPerpetualSecurities" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xbrli:balance="debit" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_ProceedsFromDrawdownOfShortTermAndLongTermLoans" name="ProceedsFromDrawdownOfShortTermAndLongTermLoans" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xbrli:balance="debit" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_ProceedsFromFinanceLeaseLiabilitiesClassifiedAsFinancingActivities" name="ProceedsFromFinanceLeaseLiabilitiesClassifiedAsFinancingActivities" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xbrli:balance="debit" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_ScheduleOfInventoryDisclosureLineItems" name="ScheduleOfInventoryDisclosureLineItems" nillable="true" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_OtherNonCurrentAssetsAbstract" name="OtherNonCurrentAssetsAbstract" nillable="true" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_DisclosureOfOtherNonCurrentAssetsTableTextBlock" name="DisclosureOfOtherNonCurrentAssetsTableTextBlock" nillable="true" type="nonnum:textBlockItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_DisclosureOfSignificantAccountingEstimatesAndJudgementsAbstract" name="DisclosureOfSignificantAccountingEstimatesAndJudgementsAbstract" nillable="true" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_NonCurrentPrepaymentsForMiningRights" name="NonCurrentPrepaymentsForMiningRights" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" xbrli:balance="debit" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_NonCurrentDeferredLossesForSalesAndLeaseBackTransactions" name="NonCurrentDeferredLossesForSalesAndLeaseBackTransactions" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" xbrli:balance="debit" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_CashAndCashEquivalentsAndRestrictedCashAndCashEquivalentsAbstract" name="CashAndCashEquivalentsAndRestrictedCashAndCashEquivalentsAbstract" nillable="true" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_DisclosureOfBankBalancesAndCashOnHandOfGroupTable" name="DisclosureOfBankBalancesAndCashOnHandOfGroupTable" nillable="true" type="xbrli:stringItemType" substitutionGroup="xbrldt:hypercubeItem" abstract="true" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_DisclosureOfBankBalancesAndCashOnHandOfGroupLineItems" name="DisclosureOfBankBalancesAndCashOnHandOfGroupLineItems" nillable="true" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_DisclosureOfCashAndCashEquivalentsAndRestrictedCashAndCashEquivalentsExplanatoryTableTextBlock" name="DisclosureOfCashAndCashEquivalentsAndRestrictedCashAndCashEquivalentsExplanatoryTableTextBlock" nillable="true" type="nonnum:textBlockItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_DisclosureOfCashAndCashEquivalentsDenominatedInForeignCurrencyTableTextBlock" name="DisclosureOfCashAndCashEquivalentsDenominatedInForeignCurrencyTableTextBlock" nillable="true" type="nonnum:textBlockItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_BasisOfPreparationAndSummaryOfSignificantAccountingPoliciesAbstract" name="BasisOfPreparationAndSummaryOfSignificantAccountingPoliciesAbstract" nillable="true" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_OtherPayablesAndAccruedLiabilitiesAbstract" name="OtherPayablesAndAccruedLiabilitiesAbstract" nillable="true" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_DisclosureOfAssetsPledgedAbstract" name="DisclosureOfAssetsPledgedAbstract" nillable="true" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_DisclosureOfAssetsPledgedExplanatoryTextBlock" name="DisclosureOfAssetsPledgedExplanatoryTextBlock" nillable="true" type="nonnum:textBlockItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_ProfitLossBeforeIncomeTaxExplanatoryTextBlock" name="ProfitLossBeforeIncomeTaxExplanatoryTextBlock" nillable="true" type="nonnum:textBlockItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_DisclosureOfOtherIncomeAbstract" name="DisclosureOfOtherIncomeAbstract" nillable="true" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_DisclosureOfOtherGainLossesAbstract" name="DisclosureOfOtherGainLossesAbstract" nillable="true" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_DisclosureOfOtherGainLossesExplanatoryTextBlock" name="DisclosureOfOtherGainLossesExplanatoryTextBlock" nillable="true" type="nonnum:textBlockItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_DisclosureOfInformationAboutKeyManagementPersonnelAbstract" name="DisclosureOfInformationAboutKeyManagementPersonnelAbstract" nillable="true" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_DisclosureOfDividendsAbstract" name="DisclosureOfDividendsAbstract" nillable="true" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_DisclosureOfOtherEquityInstrumentsTextBlock" name="DisclosureOfOtherEquityInstrumentsTextBlock" nillable="true" type="nonnum:textBlockItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_DisclosureOfComparativeAmountsAbstract" name="DisclosureOfComparativeAmountsAbstract" nillable="true" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_DescriptionOfAccountingPolicyForBasisOfPreparationPolicyTextBlock" name="DescriptionOfAccountingPolicyForBasisOfPreparationPolicyTextBlock" nillable="true" type="nonnum:textBlockItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_CurrentPortionOfPayablesForMiningRights" name="CurrentPortionOfPayablesForMiningRights" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" xbrli:balance="credit" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_ContributionPayableForPensionInsurance" name="ContributionPayableForPensionInsurance" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" xbrli:balance="credit" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_LandUseRightsPledgedAsSecurity" name="LandUseRightsPledgedAsSecurity" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" xbrli:balance="debit" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_NotesReceivablesPledgedAsSecurity" name="NotesReceivablesPledgedAsSecurity" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" xbrli:balance="debit" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_AssetsPledgedAsSecurity" name="AssetsPledgedAsSecurity" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" xbrli:balance="debit" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_ContractualRightToChargeUsersForElectricityGeneratedInFuturePledgedAsSecurityForCurrentPortionOfLongTermLoans" name="ContractualRightToChargeUsersForElectricityGeneratedInFuturePledgedAsSecurityForCurrentPortionOfLongTermLoans" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" xbrli:balance="debit" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_ContractualRightToChargeUsersForElectricityGeneratedInFuturePledgedAsSecurityForNonCurrentPortionOfLongTermLoans" name="ContractualRightToChargeUsersForElectricityGeneratedInFuturePledgedAsSecurityForNonCurrentPortionOfLongTermLoans" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" xbrli:balance="debit" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_DescriptionOfAccountingPolicyForPerpetualSecuritiesPolicyTextBlock" name="DescriptionOfAccountingPolicyForPerpetualSecuritiesPolicyTextBlock" nillable="true" type="nonnum:textBlockItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_DisclosureOfRevenueRecognizedTableTextBlock" name="DisclosureOfRevenueRecognizedTableTextBlock" nillable="true" type="nonnum:textBlockItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_DisclosureOfAvailableForSaleFinancialAssetsTableTextBlock" name="DisclosureOfAvailableForSaleFinancialAssetsTableTextBlock" nillable="true" type="nonnum:textBlockItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_OtherNonCurrentLiabilitiesOther" name="OtherNonCurrentLiabilitiesOther" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" xbrli:balance="credit" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_OtherNonCurrentLiabilitiesExcludingFinancialLiabilities" name="OtherNonCurrentLiabilitiesExcludingFinancialLiabilities" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" xbrli:balance="credit" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_RetirementBenefitObligation" name="RetirementBenefitObligation" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" xbrli:balance="credit" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_RetirementBenefitPlanInterestCost" name="RetirementBenefitPlanInterestCost" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xbrli:balance="credit" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_RetirementBenefitPlanObligationBenefitsPaid" name="RetirementBenefitPlanObligationBenefitsPaid" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xbrli:balance="credit" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_FinanceIncomeFinanceCostsAbstract" name="FinanceIncomeFinanceCostsAbstract" nillable="true" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_FinanceIncomeFinanceCostsTable" name="FinanceIncomeFinanceCostsTable" nillable="true" type="xbrli:stringItemType" substitutionGroup="xbrldt:hypercubeItem" abstract="true" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_FinanceIncomeFinanceCostsLineItems" name="FinanceIncomeFinanceCostsLineItems" nillable="true" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_HousingFund" name="HousingFund" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xbrli:balance="debit" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_CommitmentAbstract" name="CommitmentAbstract" nillable="true" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_OtherCapitalCommitmentsAbstract" name="OtherCapitalCommitmentsAbstract" nillable="true" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_LongTermPayablesForMiningRights" name="LongTermPayablesForMiningRights" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" xbrli:balance="credit" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_LandUseRightsMember" name="LandUseRightsMember" nillable="true" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_CapitalInjectionsInAssociatesAndJointVentures" name="CapitalInjectionsInAssociatesAndJointVentures" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xbrli:balance="debit" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_DisposalAssociatesAndJointVentures" name="DisposalAssociatesAndJointVentures" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xbrli:balance="credit" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_MovementsInInvestmentsInAssociatesAbstract" name="MovementsInInvestmentsInAssociatesAbstract" nillable="true" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_InvestmentInAssociatesAndJointVenturesReclassifiedToAvailableForSaleFinancialAssets" name="InvestmentInAssociatesAndJointVenturesReclassifiedToAvailableForSaleFinancialAssets" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xbrli:balance="credit" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_IncreaseDecreaseThroughOtherChangesAssociatesAndJointVentures" name="IncreaseDecreaseThroughOtherChangesAssociatesAndJointVentures" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xbrli:balance="debit" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_LaterThanTenYearsAndNotLaterThanFiftyYearsMember" name="LaterThanTenYearsAndNotLaterThanFiftyYearsMember" nillable="true" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_LaterThanFiftyYearsMember" name="LaterThanFiftyYearsMember" nillable="true" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_TransportationFacilitiesMember" name="TransportationFacilitiesMember" nillable="true" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_UndrawnBorrowingFacilitiesSubjectToRenewal" name="UndrawnBorrowingFacilitiesSubjectToRenewal" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" xbrli:balance="credit" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_UndrawnBorrowingFacilitiesRenewalTerm" name="UndrawnBorrowingFacilitiesRenewalTerm" nillable="true" type="xbrli:durationItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_CurrentNotesPayable" name="CurrentNotesPayable" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" xbrli:balance="credit" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_DisclosureOfTradeAndNotesPayablesTableTextBlock" name="DisclosureOfTradeAndNotesPayablesTableTextBlock" nillable="true" type="nonnum:textBlockItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_DisclosureOfAgeingAnalysisOfTradeAndNotesPayablesTableTextBlock" name="DisclosureOfAgeingAnalysisOfTradeAndNotesPayablesTableTextBlock" nillable="true" type="nonnum:textBlockItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_DisclosureOfOtherNonCurrentLiabilitiesTableTextBlock" name="DisclosureOfOtherNonCurrentLiabilitiesTableTextBlock" nillable="true" type="nonnum:textBlockItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_DisclosureOfObligationsInRelationToRetirementBenefitsTableTextBlock" name="DisclosureOfObligationsInRelationToRetirementBenefitsTableTextBlock" nillable="true" type="nonnum:textBlockItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_DisclosureOfOtherPayablesAndAccruedLiabilitiesExplanatoryTableTextBlock" name="DisclosureOfOtherPayablesAndAccruedLiabilitiesExplanatoryTableTextBlock" nillable="true" type="nonnum:textBlockItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_DisclosureOfPledgedAssetsTableTextBlock" name="DisclosureOfPledgedAssetsTableTextBlock" nillable="true" type="nonnum:textBlockItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_DisclosureOfAggregateAmountsOfRemunerationPayablesToDirectorsAndSupervisorsTableTextBlock" name="DisclosureOfAggregateAmountsOfRemunerationPayablesToDirectorsAndSupervisorsTableTextBlock" nillable="true" type="nonnum:textBlockItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_DisclosureOfRemunerationOfEachDirectorAndSupervisorTableTextBlock" name="DisclosureOfRemunerationOfEachDirectorAndSupervisorTableTextBlock" nillable="true" type="nonnum:textBlockItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_DisclosureOfRemunerationPayableToRemainingTwoHighestPaidIndividualsTableTextBlock" name="DisclosureOfRemunerationPayableToRemainingTwoHighestPaidIndividualsTableTextBlock" nillable="true" type="nonnum:textBlockItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_DisclosureOfIncomeTaxExpenseBenefitTableTextBlock" name="DisclosureOfIncomeTaxExpenseBenefitTableTextBlock" nillable="true" type="nonnum:textBlockItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_DisclosureOfCashGeneratedFromOperatingActivitiesExplanatoryTableTextBlock" name="DisclosureOfCashGeneratedFromOperatingActivitiesExplanatoryTableTextBlock" nillable="true" type="nonnum:textBlockItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_OutstandingBalancesForRelatedPartyTransactionsTableTextBlock" name="OutstandingBalancesForRelatedPartyTransactionsTableTextBlock" nillable="true" type="nonnum:textBlockItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_DisclosureOfGearingRatioTableTextBlock" name="DisclosureOfGearingRatioTableTextBlock" nillable="true" type="nonnum:textBlockItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_DisclosureOfFinancialInformationOfSubsidiariesTableTextBlock" name="DisclosureOfFinancialInformationOfSubsidiariesTableTextBlock" nillable="true" type="nonnum:textBlockItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_DecreaseThroughTransferToIntangibleAssets" name="DecreaseThroughTransferToIntangibleAssets" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xbrli:balance="credit" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_DecreaseThroughTransferToLandUseRightsAndLeaseholdLand" name="DecreaseThroughTransferToLandUseRightsAndLeaseholdLand" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xbrli:balance="credit" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_OwnershipCertificatesOfBuildingsMember" name="OwnershipCertificatesOfBuildingsMember" nillable="true" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_MachineryAndConstructionInProgressUnderFinanceLeasesMember" name="MachineryAndConstructionInProgressUnderFinanceLeasesMember" nillable="true" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_SellingAndDistributionExpensesMember" name="SellingAndDistributionExpensesMember" nillable="true" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_CarryingValueToTotalAssetValueRatio" name="CarryingValueToTotalAssetValueRatio" nillable="true" type="num:percentItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_PeriodManagementHasFinancialBudgetsApproved" name="PeriodManagementHasFinancialBudgetsApproved" nillable="true" type="xbrli:durationItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_DisclosureOfTradeReceivablesAdjustedAgainstProvisionForImpairmentOfReceivablesAndNotesReceivablesTableTextBlock" name="DisclosureOfTradeReceivablesAdjustedAgainstProvisionForImpairmentOfReceivablesAndNotesReceivablesTableTextBlock" nillable="true" type="nonnum:textBlockItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_DisclosureOfAgeingAnalysisOfTradeAndNotesReceivablesTableTextBlock" name="DisclosureOfAgeingAnalysisOfTradeAndNotesReceivablesTableTextBlock" nillable="true" type="nonnum:textBlockItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_DisclosureOfMovementsOnProvisionForImpairmentOfTradeAndNotesReceivablesTableTextBlock" name="DisclosureOfMovementsOnProvisionForImpairmentOfTradeAndNotesReceivablesTableTextBlock" nillable="true" type="nonnum:textBlockItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_NotesReceivables" name="NotesReceivables" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" xbrli:balance="debit" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_AgeingAnalysisOfTradeAndNotesReceivablesTable" name="AgeingAnalysisOfTradeAndNotesReceivablesTable" nillable="true" type="xbrli:stringItemType" substitutionGroup="xbrldt:hypercubeItem" abstract="true" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_AgeingAnalysisOfTradeAndNotesReceivablesLineItems" name="AgeingAnalysisOfTradeAndNotesReceivablesLineItems" nillable="true" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_CarryingValueOfDerecognizedDiscountedNotesReceivable" name="CarryingValueOfDerecognizedDiscountedNotesReceivable" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" xbrli:balance="credit" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_CarryingAmountOfNotDerecognizedNotesReceivableAcceptedByBanksInPrcEndorsedToCertainOfItsSuppliersInOrderToSettleTradePayablesDueToSuppliers" name="CarryingAmountOfNotDerecognizedNotesReceivableAcceptedByBanksInPrcEndorsedToCertainOfItsSuppliersInOrderToSettleTradePayablesDueToSuppliers" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xbrli:balance="debit" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_DisclosureOfCapitalCommitmentsOfPropertyPlantAndEquipmentTableTextBlock" name="DisclosureOfCapitalCommitmentsOfPropertyPlantAndEquipmentTableTextBlock" nillable="true" type="nonnum:textBlockItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_DisclosureOfCommitmentsUnderOperatingLeasesTableTextBlock" name="DisclosureOfCommitmentsUnderOperatingLeasesTableTextBlock" nillable="true" type="nonnum:textBlockItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_DisclosureOfCommitmentsToMakeCapitalContributionsToGroupSJointVenturesAndAssociatesTableTextBlock" name="DisclosureOfCommitmentsToMakeCapitalContributionsToGroupSJointVenturesAndAssociatesTableTextBlock" nillable="true" type="nonnum:textBlockItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_DisclosureOfDeferredTaxBalancesForFinancialReportingTextBlock" name="DisclosureOfDeferredTaxBalancesForFinancialReportingTextBlock" nillable="true" type="nonnum:textBlockItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_DisclosureOfExpiryProfileOfUnprovidedTaxLossesTextBlock" name="DisclosureOfExpiryProfileOfUnprovidedTaxLossesTextBlock" nillable="true" type="nonnum:textBlockItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_ProvisionForImpairmentMember" name="ProvisionForImpairmentMember" nillable="true" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_AccruedExpensesMember" name="AccruedExpensesMember" nillable="true" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_ReconciliationOfChangesInDeferredTaxAssetAbstract" name="ReconciliationOfChangesInDeferredTaxAssetAbstract" nillable="true" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_TradeAndNotesReceivablesTable" name="TradeAndNotesReceivablesTable" nillable="true" type="xbrli:stringItemType" substitutionGroup="xbrldt:hypercubeItem" abstract="true" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_TradeAndNotesReceivablesLineItems" name="TradeAndNotesReceivablesLineItems" nillable="true" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_OtherCurrentAssetsRecognisedAsOfAcquisitionDate" name="OtherCurrentAssetsRecognisedAsOfAcquisitionDate" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" xbrli:balance="debit" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_LandUseRightsRecognisedAsOfAcquisitionDate" name="LandUseRightsRecognisedAsOfAcquisitionDate" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" xbrli:balance="debit" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_OtherNonCurrentAssetsRecognisedAsOfAcquisitionDate" name="OtherNonCurrentAssetsRecognisedAsOfAcquisitionDate" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" xbrli:balance="debit" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_TradeAndNotePayablesRecognisedAsOfAcquisitionDate" name="TradeAndNotePayablesRecognisedAsOfAcquisitionDate" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" xbrli:balance="credit" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_OtherPayablesAndAccruedExpensesRecognisedAsOfAcquisitionDate" name="OtherPayablesAndAccruedExpensesRecognisedAsOfAcquisitionDate" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" xbrli:balance="credit" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_CurrentBorrowingsRecognisedAsOfAcquisitionDate" name="CurrentBorrowingsRecognisedAsOfAcquisitionDate" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" xbrli:balance="credit" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_IncomeTaxPayableRecognisedAsOfAcquisitionDate" name="IncomeTaxPayableRecognisedAsOfAcquisitionDate" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" xbrli:balance="credit" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_FinancialLiabilitiesIncludedInAccrualsAndDeferredIncome" name="FinancialLiabilitiesIncludedInAccrualsAndDeferredIncome" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" xbrli:balance="credit" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_OtherFinancialLiabilitiesIncludedInAccrualsAndDeferredIncome" name="OtherFinancialLiabilitiesIncludedInAccrualsAndDeferredIncome" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" xbrli:balance="credit" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_OtherPayablesExcludedFinancialLiabilities" name="OtherPayablesExcludedFinancialLiabilities" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" xbrli:balance="credit" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_OtherFinancialLiabilitiesIncludedInOtherNonCurrentLiabilities" name="OtherFinancialLiabilitiesIncludedInOtherNonCurrentLiabilities" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" xbrli:balance="credit" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_FinancialLiabilitiesIncludedInOtherNonCurrentLiabilities" name="FinancialLiabilitiesIncludedInOtherNonCurrentLiabilities" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" xbrli:balance="credit" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_OtherNonCurrentAssetsOther" name="OtherNonCurrentAssetsOther" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" xbrli:balance="debit" xmlns="http://www.w3.org/2001/XMLSchema" />
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  <element id="ach_AdjustmentsForDecreaseIncreaseInRestrictedCash" name="AdjustmentsForDecreaseIncreaseInRestrictedCash" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xbrli:balance="debit" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_AvailableForSaleFinancialInvestmentsMember" name="AvailableForSaleFinancialInvestmentsMember" nillable="true" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_DisclosureOfFinancialAssetsAndLiabilitiesTextBlock" name="DisclosureOfFinancialAssetsAndLiabilitiesTextBlock" nillable="true" type="nonnum:textBlockItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_CommodityProductionTypeAxis" name="CommodityProductionTypeAxis" nillable="true" type="xbrli:stringItemType" substitutionGroup="xbrldt:dimensionItem" abstract="true" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_ProductionTypeMember" name="ProductionTypeMember" nillable="true" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_PrimaryAluminumMember" name="PrimaryAluminumMember" nillable="true" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_CopperMember" name="CopperMember" nillable="true" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_ZincMember" name="ZincMember" nillable="true" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_CoalMember" name="CoalMember" nillable="true" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_LaterThanTwoYearAndNotLaterThanFiveYearsMember" name="LaterThanTwoYearAndNotLaterThanFiveYearsMember" nillable="true" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_LongTermBankAndOtherLoansMember" name="LongTermBankAndOtherLoansMember" nillable="true" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_MediumTermNotesAndBondsMember" name="MediumTermNotesAndBondsMember" nillable="true" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_ShortTermBondsMember" name="ShortTermBondsMember" nillable="true" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_GoldLeasingArrangementMember" name="GoldLeasingArrangementMember" nillable="true" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_ShortTermBankAndOtherLoansMember" name="ShortTermBankAndOtherLoansMember" nillable="true" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_InterestPayablesForBorrowingsMember" name="InterestPayablesForBorrowingsMember" nillable="true" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_FinancialLiabilitiesAtFairValueThroughProfitOrLossMember" name="FinancialLiabilitiesAtFairValueThroughProfitOrLossMember" nillable="true" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_FinancialLiabilitiesIncludedInOtherPayablesAndAccruedLiabilitiesExcludingAccruedInterestMember" name="FinancialLiabilitiesIncludedInOtherPayablesAndAccruedLiabilitiesExcludingAccruedInterestMember" nillable="true" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_FinancialLiabilitiesIncludedInOtherNonCurrentLiabilitiesMember" name="FinancialLiabilitiesIncludedInOtherNonCurrentLiabilitiesMember" nillable="true" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_TradeAndNotesPayablesMember" name="TradeAndNotesPayablesMember" nillable="true" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_TradeAndNotesReceivablesCurrentMember" name="TradeAndNotesReceivablesCurrentMember" nillable="true" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_FinancialAssetsAtFairValueThroughProfitOrLossCurrentMember" name="FinancialAssetsAtFairValueThroughProfitOrLossCurrentMember" nillable="true" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_RestrictedCashAndTimeDepositsMember" name="RestrictedCashAndTimeDepositsMember" nillable="true" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_IfrsCashAndCashEquivalentsMember" name="IfrsCashAndCashEquivalentsMember" nillable="true" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_FinancialAssetsIncludedInOtherCurrentAssetsMember" name="FinancialAssetsIncludedInOtherCurrentAssetsMember" nillable="true" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_AvailableForSaleFinancialInvestmentsNonCurrentMember" name="AvailableForSaleFinancialInvestmentsNonCurrentMember" nillable="true" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_FinancialAssetsIncludedInOtherNonCurrentAssetsMember" name="FinancialAssetsIncludedInOtherNonCurrentAssetsMember" nillable="true" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_FinancialLiabilitiesAtFairValueThroughProfitOrLossCurrentMember" name="FinancialLiabilitiesAtFairValueThroughProfitOrLossCurrentMember" nillable="true" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_InterestBearingLoansAndBorrowingsCurrentMember" name="InterestBearingLoansAndBorrowingsCurrentMember" nillable="true" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_FinancialLiabilitiesIncludedInOtherPayablesAndAccruedLiabilitiesCurrentMember" name="FinancialLiabilitiesIncludedInOtherPayablesAndAccruedLiabilitiesCurrentMember" nillable="true" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_TradeAndNotesPayablesCurrentMember" name="TradeAndNotesPayablesCurrentMember" nillable="true" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_LongTermInterestBearingLoansAndBorrowingsMember" name="LongTermInterestBearingLoansAndBorrowingsMember" nillable="true" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_GearingRatioAbstract" name="GearingRatioAbstract" nillable="true" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_LiabilitiesExcludingDeferredTaxLiabilitiesIncomeTaxPayableAndDeferredGovernmentGrants" name="LiabilitiesExcludingDeferredTaxLiabilitiesIncomeTaxPayableAndDeferredGovernmentGrants" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" xbrli:balance="credit" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_GearingRatio" name="GearingRatio" nillable="true" type="xbrli:pureItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_LongTermBorrowingsCurrentAndNonCurrent" name="LongTermBorrowingsCurrentAndNonCurrent" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" xbrli:balance="credit" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_CurrentPortionOfNonCurrentFinanceLeaseLiabilities" name="CurrentPortionOfNonCurrentFinanceLeaseLiabilities" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" xbrli:balance="credit" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_CurrentPortionOfLongTermBankLoansAndOtherLoansReceived" name="CurrentPortionOfLongTermBankLoansAndOtherLoansReceived" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" xbrli:balance="credit" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_CurrentUnsecuredNotesAndBondsIssued" name="CurrentUnsecuredNotesAndBondsIssued" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" xbrli:balance="credit" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_CurrentGoldLeaseArrangements" name="CurrentGoldLeaseArrangements" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" xbrli:balance="credit" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_ChinalcoFinanceCompanyLimitedMember" name="ChinalcoFinanceCompanyLimitedMember" nillable="true" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_LaterThanTwoAndNotLaterThanFiveYearsMember" name="LaterThanTwoAndNotLaterThanFiveYearsMember" nillable="true" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_NonCurrentBankLoansAndOtherLoansReceived" name="NonCurrentBankLoansAndOtherLoansReceived" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" xbrli:balance="credit" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_PrivatePlacementsNotes5.12PercentDueIn2019Member" name="PrivatePlacementsNotes5.12PercentDueIn2019Member" nillable="true" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_ClassOfHSharesMember" name="ClassOfHSharesMember" nillable="true" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_ProfitLossAttributableToOrdinaryEquityHoldersOfParentEntityAfterAdjustingOtherEquityInstrumentsDistribution" name="ProfitLossAttributableToOrdinaryEquityHoldersOfParentEntityAfterAdjustingOtherEquityInstrumentsDistribution" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xbrli:balance="credit" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_TotalCapitalAttributableToOwnersOfParent" name="TotalCapitalAttributableToOwnersOfParent" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" xbrli:balance="credit" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_BankAndOtherLoansMember" name="BankAndOtherLoansMember" nillable="true" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_SecuredBankAndOtherLoansMember" name="SecuredBankAndOtherLoansMember" nillable="true" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_GuaranteedBankAndOtherLoansMember" name="GuaranteedBankAndOtherLoansMember" nillable="true" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_UnsecuredBankAndOtherLoansMember" name="UnsecuredBankAndOtherLoansMember" nillable="true" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_ShortTermLoansAndBorrowingsAbstract" name="ShortTermLoansAndBorrowingsAbstract" nillable="true" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_LoansFromBanksAndOtherFinancialInstitutionsMember" name="LoansFromBanksAndOtherFinancialInstitutionsMember" nillable="true" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_OtherLoansMember" name="OtherLoansMember" nillable="true" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_GuarantorByNameAxis" name="GuarantorByNameAxis" nillable="true" type="xbrli:stringItemType" substitutionGroup="xbrldt:dimensionItem" abstract="true" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_GuarantorByNameMember" name="GuarantorByNameMember" nillable="true" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_LanzhouAluminumFactoryMember" name="LanzhouAluminumFactoryMember" nillable="true" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_DisclosureOfGuaranteedBorrowingsTableTextBlock" name="DisclosureOfGuaranteedBorrowingsTableTextBlock" nillable="true" type="nonnum:textBlockItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_NonCurrentObligationsInRelationToEarlyRetirementSchemes" name="NonCurrentObligationsInRelationToEarlyRetirementSchemes" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" xbrli:balance="credit" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_NonCurrentDeferredGovernmentGrants" name="NonCurrentDeferredGovernmentGrants" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" xbrli:balance="credit" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_DeferredGainFromSalesAndLeaseBack" name="DeferredGainFromSalesAndLeaseBack" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" xbrli:balance="credit" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_MaximumObligationPeriodToPayEarlyRetirementEmployeesLivingExpenses" name="MaximumObligationPeriodToPayEarlyRetirementEmployeesLivingExpenses" nillable="true" type="xbrli:durationItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_CurrentRetirementBenefitPlanObligation" name="CurrentRetirementBenefitPlanObligation" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" xbrli:balance="credit" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_CurrentInvestmentProjectPayable" name="CurrentInvestmentProjectPayable" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" xbrli:balance="credit" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_AccrualsAndDeferredIncomeExcludedFinancialLiabilitiesClassifiedAsCurrent" name="AccrualsAndDeferredIncomeExcludedFinancialLiabilitiesClassifiedAsCurrent" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" xbrli:balance="credit" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_DisclosureOfProfitOrLossBeforeIncomeTaxTableTextBlock" name="DisclosureOfProfitOrLossBeforeIncomeTaxTableTextBlock" nillable="true" type="nonnum:textBlockItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_DisclosureOfOtherGainsTableTextBlock" name="DisclosureOfOtherGainsTableTextBlock" nillable="true" type="nonnum:textBlockItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_DisclosureOfEmployeeBenefitExpensesTableTextBlock" name="DisclosureOfEmployeeBenefitExpensesTableTextBlock" nillable="true" type="nonnum:textBlockItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_HighestPaidKeyManagementPersonnelOfEntityOtherThanDirectorsAndSupervisorsMember" name="HighestPaidKeyManagementPersonnelOfEntityOtherThanDirectorsAndSupervisorsMember" nillable="true" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_InvestmentsAccountedForUsingEquityMethodPledgedAsSecurityForLiabilities" name="InvestmentsAccountedForUsingEquityMethodPledgedAsSecurityForLiabilities" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" xbrli:balance="debit" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_LogisticExpense" name="LogisticExpense" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xbrli:balance="debit" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_PackagingExpense" name="PackagingExpense" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xbrli:balance="debit" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_OtherGainsLossesOther" name="OtherGainsLossesOther" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xbrli:balance="credit" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_RetirementBenefitPlanExpense" name="RetirementBenefitPlanExpense" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xbrli:balance="debit" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_NumberOfKeyManagementPersonnelsCompensationWithinSpecifiedRange" name="NumberOfKeyManagementPersonnelsCompensationWithinSpecifiedRange" nillable="true" type="xbrli:integerItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_KeyManagementPersonnelEmoluments" name="KeyManagementPersonnelEmoluments" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xbrli:balance="debit" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_EmolumentsPaidToKeyManagementPersonnelNumberOfHighestPaidEmployees" name="EmolumentsPaidToKeyManagementPersonnelNumberOfHighestPaidEmployees" nillable="true" type="xbrli:integerItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_HighestPaidKeyManagementPersonnelCompensationOtherThanDirectorAndSupervisor" name="HighestPaidKeyManagementPersonnelCompensationOtherThanDirectorAndSupervisor" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xbrli:balance="debit" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_PreferredTaxRate" name="PreferredTaxRate" nillable="true" type="num:percentItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_OtherEquityInstrumentsDistributionAdjustmentsToProfitLossAttributableToOrdinaryEquityHoldersOfParentEntity" name="OtherEquityInstrumentsDistributionAdjustmentsToProfitLossAttributableToOrdinaryEquityHoldersOfParentEntity" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xbrli:balance="debit" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_IfrsAntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount" name="IfrsAntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount" nillable="true" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_TaxEffectOfPreferentialIncomeTax" name="TaxEffectOfPreferentialIncomeTax" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xbrli:balance="debit" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_TaxEffectOfDeductibleTemporaryDifferencesWithNoDeferredTaxAssetRecognized" name="TaxEffectOfDeductibleTemporaryDifferencesWithNoDeferredTaxAssetRecognized" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xbrli:balance="debit" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_TaxEffectFromTaxIncentive" name="TaxEffectFromTaxIncentive" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xbrli:balance="credit" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_TaxEffectOfRecognitionOfDeferredTaxAssetsPreviouslyUnrecognizedDeductibleTemporaryDifferencesAndTaxLosses" name="TaxEffectOfRecognitionOfDeferredTaxAssetsPreviouslyUnrecognizedDeductibleTemporaryDifferencesAndTaxLosses" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xbrli:balance="credit" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_DisclosureOfInformationAboutKeyManagementPersonnelWhoseRemunerationFellWithinCertainRangeTableTextBlock" name="DisclosureOfInformationAboutKeyManagementPersonnelWhoseRemunerationFellWithinCertainRangeTableTextBlock" nillable="true" type="nonnum:textBlockItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_OtherEquityInstrumentsAbstract" name="OtherEquityInstrumentsAbstract" nillable="true" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_Perpetual2015MediumTermNotesMember" name="Perpetual2015MediumTermNotesMember" nillable="true" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_Senior2016PerpetualSecuritiesMember" name="Senior2016PerpetualSecuritiesMember" nillable="true" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_OtherEquityInstrumentsBasisSpread" name="OtherEquityInstrumentsBasisSpread" nillable="true" type="num:percentItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_OtherEquityInstrumentsMarginRate" name="OtherEquityInstrumentsMarginRate" nillable="true" type="num:percentItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_OtherEquityInstrumentsTermForMarginRate" name="OtherEquityInstrumentsTermForMarginRate" nillable="true" type="xbrli:durationItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_ChinalcoAndItsSubsidiariesMember" name="ChinalcoAndItsSubsidiariesMember" nillable="true" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_AssociatesOfChinalcoMember" name="AssociatesOfChinalcoMember" nillable="true" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_SalesOfGoodsAndServicesRenderedAbstract" name="SalesOfGoodsAndServicesRenderedAbstract" nillable="true" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_UtilityServicesRenderedRelatedPartyTransactions" name="UtilityServicesRenderedRelatedPartyTransactions" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xbrli:balance="credit" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_PurchaseOfGoodsAndServicesAbstract" name="PurchaseOfGoodsAndServicesAbstract" nillable="true" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_OtherSignificantRelatedPartyTransactionsAbstract" name="OtherSignificantRelatedPartyTransactionsAbstract" nillable="true" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_InterestIncomeOnEntrustedLoansAndOtherBorrowingsRelatedPartyTransactions" name="InterestIncomeOnEntrustedLoansAndOtherBorrowingsRelatedPartyTransactions" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xbrli:balance="credit" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_InterestIncomeFromUnpaidDisposalProceedsRelatedPartyTransactions" name="InterestIncomeFromUnpaidDisposalProceedsRelatedPartyTransactions" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xbrli:balance="credit" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_DisposalAssetsUnderSaleAndLeasebackContractRelatedPartyTransactions" name="DisposalAssetsUnderSaleAndLeasebackContractRelatedPartyTransactions" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xbrli:balance="credit" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_SubsidiariesOfChinalcoMember" name="SubsidiariesOfChinalcoMember" nillable="true" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_TradeAndNotesReceivablesDueFromRelatedPartiesBeforeProvisionForImpairment" name="TradeAndNotesReceivablesDueFromRelatedPartiesBeforeProvisionForImpairment" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" xbrli:balance="debit" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_RenewalTermOfFinancialServiceAgreement" name="RenewalTermOfFinancialServiceAgreement" nillable="true" type="xbrli:durationItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_OtherCurrentAssetsDueFromRelatedPartiesBeforeProvisionForImpairment" name="OtherCurrentAssetsDueFromRelatedPartiesBeforeProvisionForImpairment" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" xbrli:balance="debit" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_ProvisionsForImpairmentOfOtherCurrentAssetsRelatedToOutstandingBalancesOfRelatedPartyTransaction" name="ProvisionsForImpairmentOfOtherCurrentAssetsRelatedToOutstandingBalancesOfRelatedPartyTransaction" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" xbrli:balance="credit" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_OtherCurrentAssetsDueFromRelatedParties" name="OtherCurrentAssetsDueFromRelatedParties" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" xbrli:balance="debit" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_OtherNonCurrentAssetsDueFromRelatedParties" name="OtherNonCurrentAssetsDueFromRelatedParties" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" xbrli:balance="debit" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_OtherPayablesAndAccruedLiabilitiesDueToRelatedParties" name="OtherPayablesAndAccruedLiabilitiesDueToRelatedParties" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" xbrli:balance="credit" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_OtherGovernmentRelatedEntitiesAndTheirSubsidiariesMember" name="OtherGovernmentRelatedEntitiesAndTheirSubsidiariesMember" nillable="true" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_LongTermLoansAndBorrowingsDueToRelatedParties" name="LongTermLoansAndBorrowingsDueToRelatedParties" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" xbrli:balance="credit" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_ShortTermLoansAndBorrowingsDueToRelatedParties" name="ShortTermLoansAndBorrowingsDueToRelatedParties" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" xbrli:balance="credit" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_TermOfBorrowings" name="TermOfBorrowings" nillable="true" type="xbrli:durationItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_DisclosureOfSubsidiariesWithMaterialNonControllingInterestsTableTextBlock" name="DisclosureOfSubsidiariesWithMaterialNonControllingInterestsTableTextBlock" nillable="true" type="nonnum:textBlockItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_AdjustmentsForDecreaseIncreaseInOtherNonCurrentAssets" name="AdjustmentsForDecreaseIncreaseInOtherNonCurrentAssets" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xbrli:balance="debit" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_AdjustmentsForIncreaseDecreaseInOtherNonCurrentLiabilities" name="AdjustmentsForIncreaseDecreaseInOtherNonCurrentLiabilities" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xbrli:balance="debit" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_Ifrscashflownoninvestingandfinancingactivitiesdisclosureabstract" name="Ifrscashflownoninvestingandfinancingactivitiesdisclosureabstract" nillable="true" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_NoncashCapitalContributionToEquityMethodInvestments" name="NoncashCapitalContributionToEquityMethodInvestments" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xbrli:balance="credit" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_NotesReceivableEndorsed" name="NotesReceivableEndorsed" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" xbrli:balance="debit" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_BorrowingRelatedPartyTransactions" name="BorrowingRelatedPartyTransactions" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xbrli:balance="debit" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_InterestExpenseRelatedPartyTransactions" name="InterestExpenseRelatedPartyTransactions" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xbrli:balance="debit" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_EntrustedLoanAndOtherBorrowingToRelatedPartyTransactions" name="EntrustedLoanAndOtherBorrowingToRelatedPartyTransactions" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xbrli:balance="debit" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_IfrsRelatedPartyTransactionAxis" name="IfrsRelatedPartyTransactionAxis" nillable="true" type="xbrli:stringItemType" substitutionGroup="xbrldt:dimensionItem" abstract="true" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_IfrsRelatedPartyTransactionDomain" name="IfrsRelatedPartyTransactionDomain" nillable="true" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_ProvisionOfEngineeringConstructionAndSupervisoryServicesMember" name="ProvisionOfEngineeringConstructionAndSupervisoryServicesMember" nillable="true" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_RentalRevenueOfLandUseRightsAndBuildingsMember" name="RentalRevenueOfLandUseRightsAndBuildingsMember" nillable="true" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_PurchasesOfEngineeringConstructionAndSupervisoryServicesMember" name="PurchasesOfEngineeringConstructionAndSupervisoryServicesMember" nillable="true" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_ProvisionOfSocialServicesAndLogisticsServicesMember" name="ProvisionOfSocialServicesAndLogisticsServicesMember" nillable="true" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_ProvisionOfUtilitiesServicesMember" name="ProvisionOfUtilitiesServicesMember" nillable="true" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_ProvisionOfOtherServicesMember" name="ProvisionOfOtherServicesMember" nillable="true" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_RentalExpensesForBuildingsAndLandUseRightsMember" name="RentalExpensesForBuildingsAndLandUseRightsMember" nillable="true" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_EquityInterestsOfAcquiree" name="EquityInterestsOfAcquiree" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" xbrli:balance="debit" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_CashAndCashEquivalentsDepositedWithRelatedParties" name="CashAndCashEquivalentsDepositedWithRelatedParties" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" xbrli:balance="debit" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_MediumTermNotesAndBondsAndLongTermBondsAndPrivatePlacementsNotesMember" name="MediumTermNotesAndBondsAndLongTermBondsAndPrivatePlacementsNotesMember" nillable="true" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_CurrentPortionOfMediumTermBondsAndLongTermBondsIssued" name="CurrentPortionOfMediumTermBondsAndLongTermBondsIssued" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" xbrli:balance="credit" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_BaotouAluminumCo.LtdAndBaotouCommunicationsInvestmentGroupCo.LtdMember" name="BaotouAluminumCo.LtdAndBaotouCommunicationsInvestmentGroupCo.LtdMember" nillable="true" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_ParentAndHangzhouJinjiangGroupCo.LtdMember" name="ParentAndHangzhouJinjiangGroupCo.LtdMember" nillable="true" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_RepaymentOfSeniorPerpetualSecurity" name="RepaymentOfSeniorPerpetualSecurity" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xbrli:balance="debit" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_ChalcoShanxiNewMaterialCompanyLimitedMember" name="ChalcoShanxiNewMaterialCompanyLimitedMember" nillable="true" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_TransferToInvestmentProperties" name="TransferToInvestmentProperties" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xbrli:balance="credit" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_IncreaseThroughTransfersFromInvestmentProperty" name="IncreaseThroughTransfersFromInvestmentProperty" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xbrli:balance="debit" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_ChinalcoQingdaoLightMetalCo.Ltd.Member" name="ChinalcoQingdaoLightMetalCo.Ltd.Member" nillable="true" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_IncreaseDecreaseThroughDeemedDisposalOfSubsidiaryEquity" name="IncreaseDecreaseThroughDeemedDisposalOfSubsidiaryEquity" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xbrli:balance="credit" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_IncreaseDecreaseThroughAcquisitionOfNonControllingInterests" name="IncreaseDecreaseThroughAcquisitionOfNonControllingInterests" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xbrli:balance="credit" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_ChinaAluminumInternationalEngineeringCo.LtdMember" name="ChinaAluminumInternationalEngineeringCo.LtdMember" nillable="true" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_BocommTrustMember" name="BocommTrustMember" nillable="true" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_NumberOfInvestments" name="NumberOfInvestments" nillable="true" type="xbrli:integerItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_NumberOfAssociates" name="NumberOfAssociates" nillable="true" type="xbrli:integerItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_NumberOfJointVentures" name="NumberOfJointVentures" nillable="true" type="xbrli:integerItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_ChinaAluminumShandongEngineeringTechnologyCo.LtdDisposalGroupHeldForSaleMember" name="ChinaAluminumShandongEngineeringTechnologyCo.LtdDisposalGroupHeldForSaleMember" nillable="true" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_ZhejiangPowerGroupCo.LtdMember" name="ZhejiangPowerGroupCo.LtdMember" nillable="true" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_Senior2013PerpetualSecuritiesMember" name="Senior2013PerpetualSecuritiesMember" nillable="true" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_EquityMethodInvestmentInitialCost" name="EquityMethodInvestmentInitialCost" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" xbrli:balance="debit" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_NetCashflowOfAcquireeSinceAcquisitionDate" name="NetCashflowOfAcquireeSinceAcquisitionDate" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xbrli:balance="debit" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_ScheduleOfEquityInterestBeforeAcquisitionTableTextBlock" name="ScheduleOfEquityInterestBeforeAcquisitionTableTextBlock" nillable="true" type="nonnum:textBlockItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_ScheduleOfAnalysisOfCashFlowsInRespectOfAcquisitionTableTextBlock" name="ScheduleOfAnalysisOfCashFlowsInRespectOfAcquisitionTableTextBlock" nillable="true" type="nonnum:textBlockItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_ScheduleOperatingResultsAndCashFlowsTableTextBlock" name="ScheduleOperatingResultsAndCashFlowsTableTextBlock" nillable="true" type="nonnum:textBlockItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_DomesticSharesMember" name="DomesticSharesMember" nillable="true" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_SewageTreatmentPlantOfChalcoShanxiAluminumMember" name="SewageTreatmentPlantOfChalcoShanxiAluminumMember" nillable="true" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_LeaseLiabilitiesFeeRate" name="LeaseLiabilitiesFeeRate" nillable="true" type="num:percentItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_IncreaseDecreaseThroughDisposalOfEquityInterestInSubsidiaryWithoutLossOfControl" name="IncreaseDecreaseThroughDisposalOfEquityInterestInSubsidiaryWithoutLossOfControl" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xbrli:balance="credit" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_RealisedGainLossOnFuturesForwardAndOptionContractsNet" name="RealisedGainLossOnFuturesForwardAndOptionContractsNet" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xbrli:balance="credit" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_AluminaProductMember" name="AluminaProductMember" nillable="true" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_PrimaryAluminumProductMember" name="PrimaryAluminumProductMember" nillable="true" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_OtherProductsMember" name="OtherProductsMember" nillable="true" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_ProceedsFromDisposalAndDeemedDisposalOfSubsidiariesAndBusinessNetOfCashClassifiedAsInvestingActivities" name="ProceedsFromDisposalAndDeemedDisposalOfSubsidiariesAndBusinessNetOfCashClassifiedAsInvestingActivities" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xbrli:balance="debit" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_CashAndCashEquivalentsReceivedOnAcquisitionOfSubsidiary" name="CashAndCashEquivalentsReceivedOnAcquisitionOfSubsidiary" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xbrli:balance="debit" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_PaymentsForPurchaseOfNonControllingInterests" name="PaymentsForPurchaseOfNonControllingInterests" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xbrli:balance="credit" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_MiningRightsAndOthersMember" name="MiningRightsAndOthersMember" nillable="true" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_RepaymentsOfSeniorPerpetualSecuritiesClassifiedAsFinancingActivities" name="RepaymentsOfSeniorPerpetualSecuritiesClassifiedAsFinancingActivities" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xbrli:balance="credit" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_EquityOtherInformationAbstract" name="EquityOtherInformationAbstract" nillable="true" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_OwnershipCertificatesOfInvestmentPropertiesMember" name="OwnershipCertificatesOfInvestmentPropertiesMember" nillable="true" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_ExecutiveDirectorsMember" name="ExecutiveDirectorsMember" nillable="true" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_NonExecutiveDirectorsMember" name="NonExecutiveDirectorsMember" nillable="true" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_HighestPaidEmployeesOtherThanDirectorsAndSupervisorsMember" name="HighestPaidEmployeesOtherThanDirectorsAndSupervisorsMember" nillable="true" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_TransmissionOfJointVentureIntoSubsidiary" name="TransmissionOfJointVentureIntoSubsidiary" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xbrli:balance="credit" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_TransmissionOfSubsidiaryIntoAssociate" name="TransmissionOfSubsidiaryIntoAssociate" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xbrli:balance="debit" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_DisclosureOfReconciliationOfAccountingProfitOrLossBeforeIncomeTaxAtStatutoryRatesTableTextBlock" name="DisclosureOfReconciliationOfAccountingProfitOrLossBeforeIncomeTaxAtStatutoryRatesTableTextBlock" nillable="true" type="nonnum:textBlockItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_TermOfLeaseAgreement" name="TermOfLeaseAgreement" nillable="true" type="xbrli:durationItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_PurchasesOfKeyAndAuxiliaryMaterialsEquipmentAndFinishedGoodsMember" name="PurchasesOfKeyAndAuxiliaryMaterialsEquipmentAndFinishedGoodsMember" nillable="true" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_DiscountedNotesPayableRelatedPartyTransactions" name="DiscountedNotesPayableRelatedPartyTransactions" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" xbrli:balance="credit" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_NoncashAcquisitionBusinessInterestAcquired" name="NoncashAcquisitionBusinessInterestAcquired" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xbrli:balance="debit" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_FinanceLeaseObligationIncurred" name="FinanceLeaseObligationIncurred" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xbrli:balance="debit" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_FinancialLiabilitiesIncludedInOtherCurrentPayablesAndAccruedExpensesMember" name="FinancialLiabilitiesIncludedInOtherCurrentPayablesAndAccruedExpensesMember" nillable="true" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_InterestBearingLoansAndBorrowingsMember" name="InterestBearingLoansAndBorrowingsMember" nillable="true" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_ListedEquityInvestmentsMember" name="ListedEquityInvestmentsMember" nillable="true" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_OtherUnlistedInvestmentsMember" name="OtherUnlistedInvestmentsMember" nillable="true" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_OtherEquityInstrumentsRecognisedAsOfAcquisitionDate" name="OtherEquityInstrumentsRecognisedAsOfAcquisitionDate" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" xbrli:balance="credit" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_IncreaseDecreaseThroughInvestingCashFlowsLiabilitiesArisingFromFinancingActivities" name="IncreaseDecreaseThroughInvestingCashFlowsLiabilitiesArisingFromFinancingActivities" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xbrli:balance="credit" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_IncreaseThroughIssuanceOfBondsAndNotesNetOfIssuanceCostsLiabilitiesArisingFromFinancingActivities" name="IncreaseThroughIssuanceOfBondsAndNotesNetOfIssuanceCostsLiabilitiesArisingFromFinancingActivities" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xbrli:balance="credit" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_DecreaseThroughRepaymentsOfGoldLeasingArrangementLiabilitiesArisingFromFinancingActivities" name="DecreaseThroughRepaymentsOfGoldLeasingArrangementLiabilitiesArisingFromFinancingActivities" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xbrli:balance="debit" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_IncreaseThroughDividendPaidBySubsidiariesToNonControllingInterestLiabilitiesArisingFromFinancingActivities" name="IncreaseThroughDividendPaidBySubsidiariesToNonControllingInterestLiabilitiesArisingFromFinancingActivities" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xbrli:balance="credit" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_IncreaseThroughAmortizationOfUnrecognizedFinanceExpensesAndInterestExpensesAndInterestExpenseLiabilitiesArisingFromFinancingActivities" name="IncreaseThroughAmortizationOfUnrecognizedFinanceExpensesAndInterestExpensesAndInterestExpenseLiabilitiesArisingFromFinancingActivities" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xbrli:balance="credit" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_DecreaseThroughInterestPaymentsLiabilitiesArisingFromFinancingActivities" name="DecreaseThroughInterestPaymentsLiabilitiesArisingFromFinancingActivities" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xbrli:balance="debit" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_IncreaseDecreaseThroughReclassificationLiabilitiesArisingFromFinancingActivities" name="IncreaseDecreaseThroughReclassificationLiabilitiesArisingFromFinancingActivities" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xbrli:balance="credit" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_AdditionsOtherThanThroughBusinessCombinationsAndSaleLeasebackContractsPropertyPlantAndEquipment" name="AdditionsOtherThanThroughBusinessCombinationsAndSaleLeasebackContractsPropertyPlantAndEquipment" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xbrli:balance="debit" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_DisposalOfNoncurrentAssetsOrDisposalGroupsClassifiedAsHeldForSaleAndDiscontinuedOperationsEquityInterestFairValue" name="DisposalOfNoncurrentAssetsOrDisposalGroupsClassifiedAsHeldForSaleAndDiscontinuedOperationsEquityInterestFairValue" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" xbrli:balance="debit" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_DisposalOfNoncurrentAssetsOrDisposalGroupsClassifiedAsHeldForSaleAndDiscontinuedOperationsCashConsideration" name="DisposalOfNoncurrentAssetsOrDisposalGroupsClassifiedAsHeldForSaleAndDiscontinuedOperationsCashConsideration" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" xbrli:balance="debit" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_DisposalOfNoncurrentAssetsOrDisposalGroupsClassifiedAsHeldForSaleAndDiscontinuedOperationsConsiderationAsNotesReceivable" name="DisposalOfNoncurrentAssetsOrDisposalGroupsClassifiedAsHeldForSaleAndDiscontinuedOperationsConsiderationAsNotesReceivable" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" xbrli:balance="debit" xmlns="http://www.w3.org/2001/XMLSchema" />
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  <element id="ach_ZiboInternationalTradingCoLtdDisposalGroupHeldForSaleMember" name="ZiboInternationalTradingCoLtdDisposalGroupHeldForSaleMember" nillable="true" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
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  <element id="ach_BeijingYikeBankruptcyLiquidationMember" name="BeijingYikeBankruptcyLiquidationMember" nillable="true" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_ShanxiZhongrunWithHuarunCoalGroupMember" name="ShanxiZhongrunWithHuarunCoalGroupMember" nillable="true" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_ShanxiXishanCoalAndElectricityPowerCo.LtdMember" name="ShanxiXishanCoalAndElectricityPowerCo.LtdMember" nillable="true" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_JinEnergyPowerGroupCo.LtdMember" name="JinEnergyPowerGroupCo.LtdMember" nillable="true" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
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  <element id="ach_RetirementBenefitChangeInBenefitObligationRollForward" name="RetirementBenefitChangeInBenefitObligationRollForward" nillable="true" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
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  <element id="ach_NetOutflowsOfCashAndCashEquivalentsInSubsidiaryOrBusinessesDisposed" name="NetOutflowsOfCashAndCashEquivalentsInSubsidiaryOrBusinessesDisposed" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xbrli:balance="credit" xmlns="http://www.w3.org/2001/XMLSchema" />
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  <element id="ach_ReceiptOfGovernmentSubsidies" name="ReceiptOfGovernmentSubsidies" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xbrli:balance="credit" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_FinanceLeasesAsLesseeRelatedPartyTransactions" name="FinanceLeasesAsLesseeRelatedPartyTransactions" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xbrli:balance="debit" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_AmortizationOfLandUseRights" name="AmortizationOfLandUseRights" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xbrli:balance="debit" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_DepreciationAndAmortizationExcludingAmortizationOfLandUseRights" name="DepreciationAndAmortizationExcludingAmortizationOfLandUseRights" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xbrli:balance="debit" xmlns="http://www.w3.org/2001/XMLSchema" />
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  <element id="ach_IfrsCostOfSalesMember" name="IfrsCostOfSalesMember" nillable="true" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_IfrsGeneralAndAdministrativeExpenseMember" name="IfrsGeneralAndAdministrativeExpenseMember" nillable="true" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_IfrsLineOfCreditFacilityMaximumBorrowingCapacity" name="IfrsLineOfCreditFacilityMaximumBorrowingCapacity" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" xbrli:balance="credit" xmlns="http://www.w3.org/2001/XMLSchema" />
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  <element id="ach_ZhengzhouChalcoLongyuMiningCoLtdMember" name="ZhengzhouChalcoLongyuMiningCoLtdMember" nillable="true" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
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  <element id="ach_GuizhouHuajinMember" name="GuizhouHuajinMember" nillable="true" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_EffectOfAdoptionOfIfrs9" name="EffectOfAdoptionOfIfrs9" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xbrli:balance="credit" xmlns="http://www.w3.org/2001/XMLSchema" />
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  <element id="ach_DecreaseThroughTransferToGovernmentGrants" name="DecreaseThroughTransferToGovernmentGrants" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xbrli:balance="credit" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_GuizhouHuarenNewMaterialCoLtdMember" name="GuizhouHuarenNewMaterialCoLtdMember" nillable="true" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_EquityMethodInvestmentNetIncomeLoss" name="EquityMethodInvestmentNetIncomeLoss" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xbrli:balance="credit" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_EffectOfEquityExchangeArrangementOnNumberOfOrdinaryShares" name="EffectOfEquityExchangeArrangementOnNumberOfOrdinaryShares" nillable="true" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_ShanxiHuaxingAluminumCompanyLimitedMember" name="ShanxiHuaxingAluminumCompanyLimitedMember" nillable="true" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_ShanxiChinaHuarunCompanyLimitedMember" name="ShanxiChinaHuarunCompanyLimitedMember" nillable="true" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_GuizhouHuarenNewMaterialCompanyLimitedMember" name="GuizhouHuarenNewMaterialCompanyLimitedMember" nillable="true" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_OutstandingFinancialGuaranteeRelatedPartyTransactions" name="OutstandingFinancialGuaranteeRelatedPartyTransactions" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xbrli:balance="credit" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_RedCliffCarbonCoLtdMember" name="RedCliffCarbonCoLtdMember" nillable="true" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_HarbinBingdongLightLogisticsCoLtdMember" name="HarbinBingdongLightLogisticsCoLtdMember" nillable="true" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_NumberOfSellingInvestors" name="NumberOfSellingInvestors" nillable="true" type="xbrli:integerItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_MediumTermNotes5.84PercentDueIn2021Member" name="MediumTermNotes5.84PercentDueIn2021Member" nillable="true" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_MediumTermBonds4.66PercentDueIn2021Member" name="MediumTermBonds4.66PercentDueIn2021Member" nillable="true" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_MediumTermBonds5.06PercentDueIn2023Member" name="MediumTermBonds5.06PercentDueIn2023Member" nillable="true" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
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  <element id="ach_NingxiaZhongningPowerCoLtdMember" name="NingxiaZhongningPowerCoLtdMember" nillable="true" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_PercentageOfOwnershipInterestTransferred" name="PercentageOfOwnershipInterestTransferred" nillable="true" type="num:percentItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_GuangxiHuayinAluminumCo.LtdMember" name="GuangxiHuayinAluminumCo.LtdMember" nillable="true" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_ProportionOfProfitSharingPercentageInJointVenture" name="ProportionOfProfitSharingPercentageInJointVenture" nillable="true" type="num:percentItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_TransferFromRightOfUseAssetsPlantAndEquipment" name="TransferFromRightOfUseAssetsPlantAndEquipment" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xbrli:balance="debit" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_TransferFromPropertyPlantAndEquipmentRightToUseAssets" name="TransferFromPropertyPlantAndEquipmentRightToUseAssets" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xbrli:balance="credit" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_YunnanAluminiumMember" name="YunnanAluminiumMember" nillable="true" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_HeqingYixinAluminumIndustryCoLtdMember" name="HeqingYixinAluminumIndustryCoLtdMember" nillable="true" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_AdditionMadeInAssociatesAndJointVentures" name="AdditionMadeInAssociatesAndJointVentures" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xbrli:balance="debit" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_NumberOfSharesSubscribedInAssociates" name="NumberOfSharesSubscribedInAssociates" nillable="true" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_NumberOfDirectorWhichCanBeAppointedByAssociates" name="NumberOfDirectorWhichCanBeAppointedByAssociates" nillable="true" type="xbrli:integerItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_TotalNumberOfDirector" name="TotalNumberOfDirector" nillable="true" type="xbrli:integerItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_FairValueAdjustments" name="FairValueAdjustments" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xbrli:balance="debit" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_DongxingSecuritiesCo.LtdMember" name="DongxingSecuritiesCo.LtdMember" nillable="true" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_SanmenxiaDachangMiningCo.LtdMember" name="SanmenxiaDachangMiningCo.LtdMember" nillable="true" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_InnerMongoliaGanqimaoduPortDevelopmentCo.Ltd.Member" name="InnerMongoliaGanqimaoduPortDevelopmentCo.Ltd.Member" nillable="true" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_YinchuanEconomicAndTechnologicalDevelopmentZoneInvestmentHoldingCo.Ltd.Member" name="YinchuanEconomicAndTechnologicalDevelopmentZoneInvestmentHoldingCo.Ltd.Member" nillable="true" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_ChinaColorInternationalAluminaDevelopmentCo.Ltd.Member" name="ChinaColorInternationalAluminaDevelopmentCo.Ltd.Member" nillable="true" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_LuoyangJianyuanMiningCo.Ltd.Member" name="LuoyangJianyuanMiningCo.Ltd.Member" nillable="true" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_NingxiaNingdianLogisticsTransportationCo.Ltd.Member" name="NingxiaNingdianLogisticsTransportationCo.Ltd.Member" nillable="true" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_ChinalcoInnovativeDevelopmentInvestmentCompanyLimitedMember" name="ChinalcoInnovativeDevelopmentInvestmentCompanyLimitedMember" nillable="true" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_SizeIndustryInvestmentFundMember" name="SizeIndustryInvestmentFundMember" nillable="true" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_FangchenggangChishaPierCo.Ltd.Member" name="FangchenggangChishaPierCo.Ltd.Member" nillable="true" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_XingxianShengxingHighwayInvestmentManagementCo.Ltd.Member" name="XingxianShengxingHighwayInvestmentManagementCo.Ltd.Member" nillable="true" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_PropertyPlantAndEquipmentAdjustedForCumulativeEffectOfNewAccountingPrincipleInPeriodOfAdoption" name="PropertyPlantAndEquipmentAdjustedForCumulativeEffectOfNewAccountingPrincipleInPeriodOfAdoption" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xbrli:balance="debit" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_CorporateBonds3.30PercentDueIn2025Member" name="CorporateBonds3.30PercentDueIn2025Member" nillable="true" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
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  <element id="ach_BankAccountsOrOtherEquivalentAssetsHeldToFreeze" name="BankAccountsOrOtherEquivalentAssetsHeldToFreeze" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" xbrli:balance="debit" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_BankAccountsOrOtherEquivalentAssetsFreezed" name="BankAccountsOrOtherEquivalentAssetsFreezed" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" xbrli:balance="debit" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_RealEstateOfNetBookValueFreezed" name="RealEstateOfNetBookValueFreezed" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" xbrli:balance="debit" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_Perpetual2019MediumTermNotesMember" name="Perpetual2019MediumTermNotesMember" nillable="true" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_ChinaAluminumNanhaiAlloyCo.Ltd.DisposalGroupHeldForSaleMember" name="ChinaAluminumNanhaiAlloyCo.Ltd.DisposalGroupHeldForSaleMember" nillable="true" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
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  <element id="ach_NingxiaFenghaoCo.Ltd.DisposalGroupHeldForSaleMember" name="NingxiaFenghaoCo.Ltd.DisposalGroupHeldForSaleMember" nillable="true" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
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  <element id="ach_SuzhouResearchInstituteOfNonFerrousMetalsCo.LtdMember" name="SuzhouResearchInstituteOfNonFerrousMetalsCo.LtdMember" nillable="true" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
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  <element id="ach_LaterThanSixYearsAndNotLaterThanSevenYearsMember" name="LaterThanSixYearsAndNotLaterThanSevenYearsMember" nillable="true" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
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  <element id="ach_NotesReceivablesMember" name="NotesReceivablesMember" nillable="true" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_DeferredTaxLiabilitiesAssociatedWithInvestmentsInGroups" name="DeferredTaxLiabilitiesAssociatedWithInvestmentsInGroups" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xbrli:balance="credit" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_MinimumLeasePaymentsPayableUnderNoncancellableOperatingLease" name="MinimumLeasePaymentsPayableUnderNoncancellableOperatingLease" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" xbrli:balance="credit" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_LeaseCommitmentsForShortTermAndLowValueLeasesForWhichRecognitionExemptionHasBeenUsed" name="LeaseCommitmentsForShortTermAndLowValueLeasesForWhichRecognitionExemptionHasBeenUsed" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" xbrli:balance="credit" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_MinimumFinanceLeasePaymentsPayable" name="MinimumFinanceLeasePaymentsPayable" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" xbrli:balance="credit" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_MinimumFinanceLeasePaymentsPayableAtPresentValue" name="MinimumFinanceLeasePaymentsPayableAtPresentValue" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" xbrli:balance="credit" xmlns="http://www.w3.org/2001/XMLSchema" />
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  <element id="ach_CompanyAndHangzhouJinjiangGroupLimitedCompanyMember" name="CompanyAndHangzhouJinjiangGroupLimitedCompanyMember" nillable="true" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_InvestmentInJointVentureUsedGalliumBusiness" name="InvestmentInJointVentureUsedGalliumBusiness" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xbrli:balance="credit" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_ConsiderationToAcquireSharesInSubsidiariesOfChinalcoRelatedPartyTransaction" name="ConsiderationToAcquireSharesInSubsidiariesOfChinalcoRelatedPartyTransaction" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" xbrli:balance="credit" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_DisposalOfElectronicAluminiumCapacityQuotaToSubsidiaryOfChinalcoRelatedPartyTransaction" name="DisposalOfElectronicAluminiumCapacityQuotaToSubsidiaryOfChinalcoRelatedPartyTransaction" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" xbrli:balance="debit" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_DebtInstrumentsMeasuredAtFairValueThroughOtherComprehensiveIncomeMember" name="DebtInstrumentsMeasuredAtFairValueThroughOtherComprehensiveIncomeMember" nillable="true" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
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  <element id="ach_NonCashAcquisitionOfEquityInvestmentsDesignatedAtFairValueThroughOtherComprehensiveIncomeByExchangingEquityInSubsidiary" name="NonCashAcquisitionOfEquityInvestmentsDesignatedAtFairValueThroughOtherComprehensiveIncomeByExchangingEquityInSubsidiary" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xbrli:balance="debit" xmlns="http://www.w3.org/2001/XMLSchema" />
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  <element id="ach_CashOutflowFromLeases" name="CashOutflowFromLeases" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xbrli:balance="credit" xmlns="http://www.w3.org/2001/XMLSchema" />
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  <element id="ach_DisclosureOfDetailedInformationAboutLandUseRightsExplanatory" name="DisclosureOfDetailedInformationAboutLandUseRightsExplanatory" nillable="true" type="nonnum:textBlockItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_DisclosureOfCarryingAmountOfLeaseLiabilitiesAndMovements" name="DisclosureOfCarryingAmountOfLeaseLiabilitiesAndMovements" nillable="true" type="nonnum:textBlockItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_DisclosureOfAmountsRecognisedInProfitOrLossInRelationToLeasesTableTextBlock" name="DisclosureOfAmountsRecognisedInProfitOrLossInRelationToLeasesTableTextBlock" nillable="true" type="nonnum:textBlockItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_DisclosureOfExerciseDateOfExtensionAndTerminationOptionsThatAreNotIncludedInLeaseTermsTableTextBlock" name="DisclosureOfExerciseDateOfExtensionAndTerminationOptionsThatAreNotIncludedInLeaseTermsTableTextBlock" nillable="true" type="nonnum:textBlockItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
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  <element id="ach_AdditionsOtherThanThroughAcquisitionOfSubsidiariesLandUseRights" name="AdditionsOtherThanThroughAcquisitionOfSubsidiariesLandUseRights" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xbrli:balance="debit" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_AdditionsAcquisitionOfSubsidiariesLandUseRights" name="AdditionsAcquisitionOfSubsidiariesLandUseRights" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xbrli:balance="debit" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_TransferFromPropertyPlantAndEquipmentLandUseRights" name="TransferFromPropertyPlantAndEquipmentLandUseRights" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xbrli:balance="debit" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_GovernmentGrantsLandUseRights" name="GovernmentGrantsLandUseRights" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xbrli:balance="credit" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_DisposalOfSubsidiariesLandUseRights" name="DisposalOfSubsidiariesLandUseRights" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xbrli:balance="credit" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_AmortisationLandUseRights" name="AmortisationLandUseRights" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xbrli:balance="debit" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_TransferToInvestmentPropertiesRightOfUseAssets" name="TransferToInvestmentPropertiesRightOfUseAssets" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xbrli:balance="credit" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_GovernmentGrantsRightOfUseAssets" name="GovernmentGrantsRightOfUseAssets" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xbrli:balance="credit" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_ContractModificationRightOfUseAssets" name="ContractModificationRightOfUseAssets" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xbrli:balance="credit" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_DisposalOfSubsidiariesRightOfUseAssets" name="DisposalOfSubsidiariesRightOfUseAssets" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xbrli:balance="credit" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_ImpairmentLossesRightOfUseAssets" name="ImpairmentLossesRightOfUseAssets" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xbrli:balance="debit" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_CarryingAmountOfLandUseRightsInProcessOfApplyingForCertificates" name="CarryingAmountOfLandUseRightsInProcessOfApplyingForCertificates" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" xbrli:balance="debit" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_CarryingValueOfLandParcelsAsPercentOfTotalAsset" name="CarryingValueOfLandParcelsAsPercentOfTotalAsset" nillable="true" type="num:percentItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_TransferToPropertyPlantAndEquipmentRightOfUseAssets" name="TransferToPropertyPlantAndEquipmentRightOfUseAssets" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xbrli:balance="credit" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_TotalLeaseExpensesRecognisedInProfitAndLoss" name="TotalLeaseExpensesRecognisedInProfitAndLoss" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xbrli:balance="debit" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_MediumTermBonds4.31PercentDueIn2024Member" name="MediumTermBonds4.31PercentDueIn2024Member" nillable="true" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_MediumTermBonds3.84PercentDueIn2022Member" name="MediumTermBonds3.84PercentDueIn2022Member" nillable="true" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_MediumTermBonds3.50PercentDueIn2022Member" name="MediumTermBonds3.50PercentDueIn2022Member" nillable="true" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_MediumTermBonds4.99PercentDueIn2023Member" name="MediumTermBonds4.99PercentDueIn2023Member" nillable="true" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_NingxiaShortTermBonds3.97PercentDueIn2020Member" name="NingxiaShortTermBonds3.97PercentDueIn2020Member" nillable="true" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_ShortTermBonds2.45PercentDueIn2020Member" name="ShortTermBonds2.45PercentDueIn2020Member" nillable="true" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_ShortTermBonds2.63PercentDueIn2020Member" name="ShortTermBonds2.63PercentDueIn2020Member" nillable="true" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_ShortTermBonds2.00PercentDueIn2020Member" name="ShortTermBonds2.00PercentDueIn2020Member" nillable="true" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_ShortTermBonds2.30PercentDueIn2020Member" name="ShortTermBonds2.30PercentDueIn2020Member" nillable="true" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_NingxiaShortTermBonds5.00PercentDueIn2019Member" name="NingxiaShortTermBonds5.00PercentDueIn2019Member" nillable="true" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_PurchaseOfLandUseRightsClassifiedAsInvestingActivities" name="PurchaseOfLandUseRightsClassifiedAsInvestingActivities" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xbrli:balance="credit" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_OtherEliminationMember" name="OtherEliminationMember" nillable="true" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_AdditionsLeaseLiabilities" name="AdditionsLeaseLiabilities" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xbrli:balance="credit" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_ContractModificationLeaseLiabilities" name="ContractModificationLeaseLiabilities" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xbrli:balance="debit" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_DisclosureOfUsefulLivesRightOfUseAssetsTableTextBlock" name="DisclosureOfUsefulLivesRightOfUseAssetsTableTextBlock" nillable="true" type="nonnum:textBlockItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_DescriptionOfUsefulLifeRightOfUseAsset" name="DescriptionOfUsefulLifeRightOfUseAsset" nillable="true" type="xbrli:stringItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_InvestmentPropertiesAsOfAcquisitionDate" name="InvestmentPropertiesAsOfAcquisitionDate" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" xbrli:balance="debit" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_ProceedsAndPaymentsFromEquityMethodInvestmentsDesignatedAtFairValue" name="ProceedsAndPaymentsFromEquityMethodInvestmentsDesignatedAtFairValue" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xbrli:balance="debit" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_CorporateBonds3.05PercentDueIn2023Member" name="CorporateBonds3.05PercentDueIn2023Member" nillable="true" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_MediumTermNotes2.93PercentDueIn2023Member" name="MediumTermNotes2.93PercentDueIn2023Member" nillable="true" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_IssuanceOfCorporateBondsMember" name="IssuanceOfCorporateBondsMember" nillable="true" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_IssuanceOfShortTermBondsMember" name="IssuanceOfShortTermBondsMember" nillable="true" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_IfrsFinanceLeaseLiability" name="IfrsFinanceLeaseLiability" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" xbrli:balance="credit" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_ShandongHuayuAlloyMaterialsCo.LtdMember" name="ShandongHuayuAlloyMaterialsCo.LtdMember" nillable="true" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_HeZhihuiMember" name="HeZhihuiMember" nillable="true" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_GuanXiaoguangMember" name="GuanXiaoguangMember" nillable="true" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_YueXuguangMember" name="YueXuguangMember" nillable="true" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_ReceivablesFromDisposalOfBusinessesAndAssets" name="ReceivablesFromDisposalOfBusinessesAndAssets" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" xbrli:balance="debit" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_LongTermInterestBearingLoansAndBorrowingsExcludingLeaseLiabilityMember" name="LongTermInterestBearingLoansAndBorrowingsExcludingLeaseLiabilityMember" nillable="true" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_IssuanceOfShares" name="IssuanceOfShares" nillable="true" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_ReconciliationToGroupsInterestInJointVentureAbstract" name="ReconciliationToGroupsInterestInJointVentureAbstract" nillable="true" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_ShareOfNetAssetsOfIointVenturesAccountedForUsingEquityMethod" name="ShareOfNetAssetsOfIointVenturesAccountedForUsingEquityMethod" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" xbrli:balance="debit" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_NumberOfShareholders" name="NumberOfShareholders" nillable="true" type="xbrli:integerItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_ElectrolyticAluminumCapacityQuotaTransfer" name="ElectrolyticAluminumCapacityQuotaTransfer" nillable="true" type="num:massItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_ShanxiHuashengCoLtdMember" name="ShanxiHuashengCoLtdMember" nillable="true" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_NingxiaTianyuanManganeseIndustryGroupCoLtdMember" name="NingxiaTianyuanManganeseIndustryGroupCoLtdMember" nillable="true" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_ChinaRareEarthCoLtdMember" name="ChinaRareEarthCoLtdMember" nillable="true" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_ScheduleOfTotalCashOutflowForLeasesTableTextBlock" name="ScheduleOfTotalCashOutflowForLeasesTableTextBlock" nillable="true" type="nonnum:textBlockItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_InvestmentsInJointVenturesAccountedForUsingEquityMethodRegisteredAndPaidInCapital" name="InvestmentsInJointVenturesAccountedForUsingEquityMethodRegisteredAndPaidInCapital" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" xbrli:balance="credit" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_NumberOfPerformanceObligationsInContractsWithCustomers" name="NumberOfPerformanceObligationsInContractsWithCustomers" nillable="true" type="xbrli:integerItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_IncreaseDecreaseInEquityDueToApplicationOfIfrs15" name="IncreaseDecreaseInEquityDueToApplicationOfIfrs15" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xbrli:balance="credit" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_PercentageOfForecastedIncreaseInLivingExpensesSocialInsuranceAndHousingFund" name="PercentageOfForecastedIncreaseInLivingExpensesSocialInsuranceAndHousingFund" nillable="true" type="num:percentItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_DepreciationAndAmortizationExpenseExcludingRightOfUseAssets" name="DepreciationAndAmortizationExpenseExcludingRightOfUseAssets" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xbrli:balance="debit" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_GainLossOnDisposalOfInvestmentsInAssociatesAndJointVentures" name="GainLossOnDisposalOfInvestmentsInAssociatesAndJointVentures" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xbrli:balance="credit" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_InterestBearingLoansAndBorrowingsFromRelatedParties" name="InterestBearingLoansAndBorrowingsFromRelatedParties" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" xbrli:balance="credit" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_RightOfUseAssetsRecognisedAsOfAcquisitionDate" name="RightOfUseAssetsRecognisedAsOfAcquisitionDate" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" xbrli:balance="debit" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_RightOfUseAssetsInitialRecognitionMember" name="RightOfUseAssetsInitialRecognitionMember" nillable="true" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="ach_IncreaseDecreaseNoncontrollingShareholdersNoncashTransactions" name="IncreaseDecreaseNoncontrollingShareholdersNoncashTransactions" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xbrli:balance="credit" xmlns="http://www.w3.org/2001/XMLSchema" />
</xsd:schema>