<?xml version='1.0' encoding='utf-8'?>
<FilingSummary>
  <Version>3.19.2</Version>
  <ProcessingTime/>
  <ReportFormat>html</ReportFormat>
  <ContextCount>423</ContextCount>
  <ElementCount>406</ElementCount>
  <EntityCount>1</EntityCount>
  <FootnotesReported>true</FootnotesReported>
  <SegmentCount>102</SegmentCount>
  <ScenarioCount>0</ScenarioCount>
  <TuplesReported>false</TuplesReported>
  <UnitCount>8</UnitCount>
  <MyReports>
    <Report instance="cbat-20190630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R1.htm</HtmlFileName>
      <LongName>00000001 - Document - Document and Entity Information</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://cbak.com.cn/role/DocumentAndEntityInformation</Role>
      <ShortName>Document and Entity Information</ShortName>
      <MenuCategory>Cover</MenuCategory>
      <Position>1</Position>
    </Report>
    <Report instance="cbat-20190630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R2.htm</HtmlFileName>
      <LongName>00000002 - Statement - Condensed Consolidated Balance Sheets</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://cbak.com.cn/role/BalanceSheets</Role>
      <ShortName>Condensed Consolidated Balance Sheets</ShortName>
      <MenuCategory>Statements</MenuCategory>
      <Position>2</Position>
    </Report>
    <Report instance="cbat-20190630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R3.htm</HtmlFileName>
      <LongName>00000003 - Statement - Condensed Consolidated Balance Sheets (Parenthetical)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://cbak.com.cn/role/BalanceSheetsParenthetical</Role>
      <ShortName>Condensed Consolidated Balance Sheets (Parenthetical)</ShortName>
      <MenuCategory>Statements</MenuCategory>
      <Position>3</Position>
    </Report>
    <Report instance="cbat-20190630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R4.htm</HtmlFileName>
      <LongName>00000004 - Statement - Condensed Consolidated Statements of Operations and Comprehensive Income (Loss) (Unaudited)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://cbak.com.cn/role/StatementsOfOperationsAndComprehensiveIncomeLoss</Role>
      <ShortName>Condensed Consolidated Statements of Operations and Comprehensive Income (Loss) (Unaudited)</ShortName>
      <MenuCategory>Statements</MenuCategory>
      <Position>4</Position>
    </Report>
    <Report instance="cbat-20190630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R5.htm</HtmlFileName>
      <LongName>00000005 - Statement - Condensed Consolidated Statements of Changes in Shareholders' Equity (Unaudited)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://cbak.com.cn/role/StatementsOfChangesInShareholdersEquity</Role>
      <ShortName>Condensed Consolidated Statements of Changes in Shareholders' Equity (Unaudited)</ShortName>
      <MenuCategory>Statements</MenuCategory>
      <Position>5</Position>
    </Report>
    <Report instance="cbat-20190630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R6.htm</HtmlFileName>
      <LongName>00000006 - Statement - Condensed Consolidated Statements of Cash Flows (Unaudited)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://cbak.com.cn/role/StatementsOfCashFlows</Role>
      <ShortName>Condensed Consolidated Statements of Cash Flows (Unaudited)</ShortName>
      <MenuCategory>Statements</MenuCategory>
      <Position>6</Position>
    </Report>
    <Report instance="cbat-20190630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R7.htm</HtmlFileName>
      <LongName>00000007 - Disclosure - Principal Activities, Basis of Presentation and Organization</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://cbak.com.cn/role/PrincipalActivitiesBasisOfPresentationAndOrganization</Role>
      <ShortName>Principal Activities, Basis of Presentation and Organization</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>7</Position>
    </Report>
    <Report instance="cbat-20190630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R8.htm</HtmlFileName>
      <LongName>00000008 - Disclosure - Pledged Deposits</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://cbak.com.cn/role/PledgedDeposits</Role>
      <ShortName>Pledged Deposits</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>8</Position>
    </Report>
    <Report instance="cbat-20190630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R9.htm</HtmlFileName>
      <LongName>00000009 - Disclosure - Trade Accounts and Bills Receivable, Net</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://cbak.com.cn/role/TradeAccountsAndBillsReceivableNet</Role>
      <ShortName>Trade Accounts and Bills Receivable, Net</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>9</Position>
    </Report>
    <Report instance="cbat-20190630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R10.htm</HtmlFileName>
      <LongName>00000010 - Disclosure - Inventories</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://cbak.com.cn/role/Inventories</Role>
      <ShortName>Inventories</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>10</Position>
    </Report>
    <Report instance="cbat-20190630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R11.htm</HtmlFileName>
      <LongName>00000011 - Disclosure - Prepayments and Other Receivables</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://cbak.com.cn/role/PrepaymentsAndOtherReceivables</Role>
      <ShortName>Prepayments and Other Receivables</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>11</Position>
    </Report>
    <Report instance="cbat-20190630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R12.htm</HtmlFileName>
      <LongName>00000012 - Disclosure - Payables to Former Subsidiaries</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://cbak.com.cn/role/PayablesToFormerSubsidiaries</Role>
      <ShortName>Payables to Former Subsidiaries</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>12</Position>
    </Report>
    <Report instance="cbat-20190630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R13.htm</HtmlFileName>
      <LongName>00000013 - Disclosure - Property, Plant and Equipment, Net</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://cbak.com.cn/role/PropertyPlantAndEquipmentNet</Role>
      <ShortName>Property, Plant and Equipment, Net</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>13</Position>
    </Report>
    <Report instance="cbat-20190630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R14.htm</HtmlFileName>
      <LongName>00000014 - Disclosure - Construction in Progress</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://cbak.com.cn/role/ConstructionInProgress</Role>
      <ShortName>Construction in Progress</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>14</Position>
    </Report>
    <Report instance="cbat-20190630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R15.htm</HtmlFileName>
      <LongName>00000015 - Disclosure - Prepaid Land Use Rights, Net</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://cbak.com.cn/role/PrepaidLandUseRightsNet</Role>
      <ShortName>Prepaid Land Use Rights, Net</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>15</Position>
    </Report>
    <Report instance="cbat-20190630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R16.htm</HtmlFileName>
      <LongName>00000016 - Disclosure - Intangible Assets, Net</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://cbak.com.cn/role/IntangibleAssetsNet</Role>
      <ShortName>Intangible Assets, Net</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>16</Position>
    </Report>
    <Report instance="cbat-20190630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R17.htm</HtmlFileName>
      <LongName>00000017 - Disclosure - Trade Accounts and Bills Payable</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://cbak.com.cn/role/TradeAccountsAndBillsPayable</Role>
      <ShortName>Trade Accounts and Bills Payable</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>17</Position>
    </Report>
    <Report instance="cbat-20190630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R18.htm</HtmlFileName>
      <LongName>00000018 - Disclosure - Loans</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://cbak.com.cn/role/Loans</Role>
      <ShortName>Loans</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>18</Position>
    </Report>
    <Report instance="cbat-20190630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R19.htm</HtmlFileName>
      <LongName>00000019 - Disclosure - Accrued Expenses and Other Payables</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://cbak.com.cn/role/AccruedExpensesAndOtherPayables</Role>
      <ShortName>Accrued Expenses and Other Payables</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>19</Position>
    </Report>
    <Report instance="cbat-20190630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R20.htm</HtmlFileName>
      <LongName>00000020 - Disclosure - Deferred Government Grants</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://cbak.com.cn/role/DeferredGovernmentGrants</Role>
      <ShortName>Deferred Government Grants</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>20</Position>
    </Report>
    <Report instance="cbat-20190630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R21.htm</HtmlFileName>
      <LongName>00000021 - Disclosure - Product Warranty Provision</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://cbak.com.cn/role/ProductWarrantyProvision</Role>
      <ShortName>Product Warranty Provision</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>21</Position>
    </Report>
    <Report instance="cbat-20190630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R22.htm</HtmlFileName>
      <LongName>00000022 - Disclosure - Income Taxes, Deferred Tax Assets and Deferred Tax Liabilities</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://cbak.com.cn/role/IncomeTaxesDeferredTaxAssetsAndDeferredTaxLiabilities</Role>
      <ShortName>Income Taxes, Deferred Tax Assets and Deferred Tax Liabilities</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>22</Position>
    </Report>
    <Report instance="cbat-20190630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R23.htm</HtmlFileName>
      <LongName>00000023 - Disclosure - Share-based Compensation</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://cbak.com.cn/role/Share-basedCompensation</Role>
      <ShortName>Share-based Compensation</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>23</Position>
    </Report>
    <Report instance="cbat-20190630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R24.htm</HtmlFileName>
      <LongName>00000024 - Disclosure - Loss Per Share</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://cbak.com.cn/role/LossPerShare</Role>
      <ShortName>Loss Per Share</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>24</Position>
    </Report>
    <Report instance="cbat-20190630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R25.htm</HtmlFileName>
      <LongName>00000025 - Disclosure - Fair Value of Financial Instruments</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://cbak.com.cn/role/FairValueOfFinancialInstruments</Role>
      <ShortName>Fair Value of Financial Instruments</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>25</Position>
    </Report>
    <Report instance="cbat-20190630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R26.htm</HtmlFileName>
      <LongName>00000026 - Disclosure - Commitments and Contingencies</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://cbak.com.cn/role/CommitmentsAndContingencies</Role>
      <ShortName>Commitments and Contingencies</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>26</Position>
    </Report>
    <Report instance="cbat-20190630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R27.htm</HtmlFileName>
      <LongName>00000027 - Disclosure - Concentrations and Credit Risk</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://cbak.com.cn/role/ConcentrationsAndCreditRisk</Role>
      <ShortName>Concentrations and Credit Risk</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>27</Position>
    </Report>
    <Report instance="cbat-20190630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R28.htm</HtmlFileName>
      <LongName>00000028 - Disclosure - Segment Information</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://cbak.com.cn/role/SegmentInformation</Role>
      <ShortName>Segment Information</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>28</Position>
    </Report>
    <Report instance="cbat-20190630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R29.htm</HtmlFileName>
      <LongName>00000029 - Disclosure - Pledged Deposits (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://cbak.com.cn/role/PledgedDepositsTables</Role>
      <ShortName>Pledged Deposits (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://cbak.com.cn/role/PledgedDeposits</ParentRole>
      <Position>29</Position>
    </Report>
    <Report instance="cbat-20190630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R30.htm</HtmlFileName>
      <LongName>00000030 - Disclosure - Trade Accounts and Bills Receivable, Net (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://cbak.com.cn/role/TradeAccountsAndBillsReceivableNetTables</Role>
      <ShortName>Trade Accounts and Bills Receivable, Net (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://cbak.com.cn/role/TradeAccountsAndBillsReceivableNet</ParentRole>
      <Position>30</Position>
    </Report>
    <Report instance="cbat-20190630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R31.htm</HtmlFileName>
      <LongName>00000031 - Disclosure - Inventories (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://cbak.com.cn/role/InventoriesTables</Role>
      <ShortName>Inventories (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://cbak.com.cn/role/Inventories</ParentRole>
      <Position>31</Position>
    </Report>
    <Report instance="cbat-20190630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R32.htm</HtmlFileName>
      <LongName>00000032 - Disclosure - Prepayments and Other Receivables (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://cbak.com.cn/role/PrepaymentsAndOtherReceivablesTables</Role>
      <ShortName>Prepayments and Other Receivables (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://cbak.com.cn/role/PrepaymentsAndOtherReceivables</ParentRole>
      <Position>32</Position>
    </Report>
    <Report instance="cbat-20190630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R33.htm</HtmlFileName>
      <LongName>00000033 - Disclosure - Payables to Former Subsidiaries (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://cbak.com.cn/role/PayablesToFormerSubsidiariesTables</Role>
      <ShortName>Payables to Former Subsidiaries (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://cbak.com.cn/role/PayablesToFormerSubsidiaries</ParentRole>
      <Position>33</Position>
    </Report>
    <Report instance="cbat-20190630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R34.htm</HtmlFileName>
      <LongName>00000034 - Disclosure - Property, Plant and Equipment, Net (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://cbak.com.cn/role/PropertyPlantAndEquipmentNetTables</Role>
      <ShortName>Property, Plant and Equipment, Net (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://cbak.com.cn/role/PropertyPlantAndEquipmentNet</ParentRole>
      <Position>34</Position>
    </Report>
    <Report instance="cbat-20190630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R35.htm</HtmlFileName>
      <LongName>00000035 - Disclosure - Construction in Progress (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://cbak.com.cn/role/ConstructionInProgressTables</Role>
      <ShortName>Construction in Progress (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://cbak.com.cn/role/ConstructionInProgress</ParentRole>
      <Position>35</Position>
    </Report>
    <Report instance="cbat-20190630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R36.htm</HtmlFileName>
      <LongName>00000036 - Disclosure - Prepaid Land Use Rights, Net (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://cbak.com.cn/role/PrepaidLandUseRightsNetTables</Role>
      <ShortName>Prepaid Land Use Rights, Net (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://cbak.com.cn/role/PrepaidLandUseRightsNet</ParentRole>
      <Position>36</Position>
    </Report>
    <Report instance="cbat-20190630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R37.htm</HtmlFileName>
      <LongName>00000037 - Disclosure - Intangible Assets, Net (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://cbak.com.cn/role/IntangibleAssetsNetTables</Role>
      <ShortName>Intangible Assets, Net (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://cbak.com.cn/role/IntangibleAssetsNet</ParentRole>
      <Position>37</Position>
    </Report>
    <Report instance="cbat-20190630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R38.htm</HtmlFileName>
      <LongName>00000038 - Disclosure - Trade Accounts and Bills Payable (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://cbak.com.cn/role/TradeAccountsAndBillsPayableTables</Role>
      <ShortName>Trade Accounts and Bills Payable (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://cbak.com.cn/role/TradeAccountsAndBillsPayable</ParentRole>
      <Position>38</Position>
    </Report>
    <Report instance="cbat-20190630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R39.htm</HtmlFileName>
      <LongName>00000039 - Disclosure - Loans (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://cbak.com.cn/role/LoansTables</Role>
      <ShortName>Loans (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://cbak.com.cn/role/Loans</ParentRole>
      <Position>39</Position>
    </Report>
    <Report instance="cbat-20190630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R40.htm</HtmlFileName>
      <LongName>00000040 - Disclosure - Accrued Expenses and Other Payables (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://cbak.com.cn/role/AccruedExpensesAndOtherPayablesTables</Role>
      <ShortName>Accrued Expenses and Other Payables (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://cbak.com.cn/role/AccruedExpensesAndOtherPayables</ParentRole>
      <Position>40</Position>
    </Report>
    <Report instance="cbat-20190630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R41.htm</HtmlFileName>
      <LongName>00000041 - Disclosure - Deferred Government Grants (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://cbak.com.cn/role/DeferredGovernmentGrantsTables</Role>
      <ShortName>Deferred Government Grants (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://cbak.com.cn/role/DeferredGovernmentGrants</ParentRole>
      <Position>41</Position>
    </Report>
    <Report instance="cbat-20190630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R42.htm</HtmlFileName>
      <LongName>00000042 - Disclosure - Income Taxes, Deferred Tax Assets and Deferred Tax Liabilities (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://cbak.com.cn/role/IncomeTaxesDeferredTaxAssetsAndDeferredTaxLiabilitiesTables</Role>
      <ShortName>Income Taxes, Deferred Tax Assets and Deferred Tax Liabilities (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://cbak.com.cn/role/IncomeTaxesDeferredTaxAssetsAndDeferredTaxLiabilities</ParentRole>
      <Position>42</Position>
    </Report>
    <Report instance="cbat-20190630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R43.htm</HtmlFileName>
      <LongName>00000043 - Disclosure - Share-based Compensation (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://cbak.com.cn/role/Share-basedCompensationTables</Role>
      <ShortName>Share-based Compensation (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://cbak.com.cn/role/Share-basedCompensation</ParentRole>
      <Position>43</Position>
    </Report>
    <Report instance="cbat-20190630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R44.htm</HtmlFileName>
      <LongName>00000044 - Disclosure - Loss Per Share (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://cbak.com.cn/role/LossPerShareTables</Role>
      <ShortName>Loss Per Share (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://cbak.com.cn/role/LossPerShare</ParentRole>
      <Position>44</Position>
    </Report>
    <Report instance="cbat-20190630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R45.htm</HtmlFileName>
      <LongName>00000045 - Disclosure - Commitments and Contingencies (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://cbak.com.cn/role/CommitmentsAndContingenciesTables</Role>
      <ShortName>Commitments and Contingencies (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://cbak.com.cn/role/CommitmentsAndContingencies</ParentRole>
      <Position>45</Position>
    </Report>
    <Report instance="cbat-20190630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R46.htm</HtmlFileName>
      <LongName>00000046 - Disclosure - Concentrations and Credit Risk (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://cbak.com.cn/role/ConcentrationsAndCreditRiskTables</Role>
      <ShortName>Concentrations and Credit Risk (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://cbak.com.cn/role/ConcentrationsAndCreditRisk</ParentRole>
      <Position>46</Position>
    </Report>
    <Report instance="cbat-20190630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R47.htm</HtmlFileName>
      <LongName>00000047 - Disclosure - Segment Information (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://cbak.com.cn/role/SegmentInformationTables</Role>
      <ShortName>Segment Information (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://cbak.com.cn/role/SegmentInformation</ParentRole>
      <Position>47</Position>
    </Report>
    <Report instance="cbat-20190630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R48.htm</HtmlFileName>
      <LongName>00000048 - Disclosure - Principal Activities, Basis of Presentation and Organization (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://cbak.com.cn/role/PrincipalActivitiesBasisOfPresentationAndOrganizationDetails</Role>
      <ShortName>Principal Activities, Basis of Presentation and Organization (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://cbak.com.cn/role/PrincipalActivitiesBasisOfPresentationAndOrganization</ParentRole>
      <Position>48</Position>
    </Report>
    <Report instance="cbat-20190630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R49.htm</HtmlFileName>
      <LongName>00000049 - Disclosure - Pledged Deposits (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://cbak.com.cn/role/PledgedDepositsDetails</Role>
      <ShortName>Pledged Deposits (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://cbak.com.cn/role/PledgedDepositsTables</ParentRole>
      <Position>49</Position>
    </Report>
    <Report instance="cbat-20190630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R50.htm</HtmlFileName>
      <LongName>00000050 - Disclosure - Pledged Deposits (Details Textual)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://cbak.com.cn/role/PledgedDepositsDetailsTextual</Role>
      <ShortName>Pledged Deposits (Details Textual)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://cbak.com.cn/role/PledgedDepositsTables</ParentRole>
      <Position>50</Position>
    </Report>
    <Report instance="cbat-20190630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R51.htm</HtmlFileName>
      <LongName>00000051 - Disclosure - Trade Accounts and Bills Receivable, Net (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://cbak.com.cn/role/TradeAccountsAndBillsReceivableNetDetails</Role>
      <ShortName>Trade Accounts and Bills Receivable, Net (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://cbak.com.cn/role/TradeAccountsAndBillsReceivableNetTables</ParentRole>
      <Position>51</Position>
    </Report>
    <Report instance="cbat-20190630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R52.htm</HtmlFileName>
      <LongName>00000052 - Disclosure - Trade Accounts and Bills Receivable, Net (Details 1)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://cbak.com.cn/role/TradeAccountsAndBillsReceivableNetDetails1</Role>
      <ShortName>Trade Accounts and Bills Receivable, Net (Details 1)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://cbak.com.cn/role/TradeAccountsAndBillsReceivableNetTables</ParentRole>
      <Position>52</Position>
    </Report>
    <Report instance="cbat-20190630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R53.htm</HtmlFileName>
      <LongName>00000053 - Disclosure - Trade Accounts and Bills Receivable, Net (Details Textual)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://cbak.com.cn/role/TradeAccountsAndBillsReceivableNetDetailsTextual</Role>
      <ShortName>Trade Accounts and Bills Receivable, Net (Details Textual)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://cbak.com.cn/role/TradeAccountsAndBillsReceivableNetTables</ParentRole>
      <Position>53</Position>
    </Report>
    <Report instance="cbat-20190630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R54.htm</HtmlFileName>
      <LongName>00000054 - Disclosure - Inventories (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://cbak.com.cn/role/InventoriesDetails</Role>
      <ShortName>Inventories (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://cbak.com.cn/role/InventoriesTables</ParentRole>
      <Position>54</Position>
    </Report>
    <Report instance="cbat-20190630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R55.htm</HtmlFileName>
      <LongName>00000055 - Disclosure - Inventories (Details Textual)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://cbak.com.cn/role/InventoriesDetailsTextual</Role>
      <ShortName>Inventories (Details Textual)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://cbak.com.cn/role/InventoriesTables</ParentRole>
      <Position>55</Position>
    </Report>
    <Report instance="cbat-20190630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R56.htm</HtmlFileName>
      <LongName>00000056 - Disclosure - Prepayments and Other Receivables (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://cbak.com.cn/role/PrepaymentsAndOtherReceivablesDetails</Role>
      <ShortName>Prepayments and Other Receivables (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://cbak.com.cn/role/PrepaymentsAndOtherReceivablesTables</ParentRole>
      <Position>56</Position>
    </Report>
    <Report instance="cbat-20190630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R57.htm</HtmlFileName>
      <LongName>00000057 - Disclosure - Payables to Former Subsidiaries (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://cbak.com.cn/role/PayablesToFormerSubsidiariesDetails</Role>
      <ShortName>Payables to Former Subsidiaries (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://cbak.com.cn/role/PayablesToFormerSubsidiariesTables</ParentRole>
      <Position>57</Position>
    </Report>
    <Report instance="cbat-20190630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R58.htm</HtmlFileName>
      <LongName>00000058 - Disclosure - Property, Plant and Equipment, Net (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://cbak.com.cn/role/PropertyPlantAndEquipmentNetDetails</Role>
      <ShortName>Property, Plant and Equipment, Net (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://cbak.com.cn/role/PropertyPlantAndEquipmentNetTables</ParentRole>
      <Position>58</Position>
    </Report>
    <Report instance="cbat-20190630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R59.htm</HtmlFileName>
      <LongName>00000059 - Disclosure - Property, Plant and Equipment, Net (Details Textual)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://cbak.com.cn/role/PropertyPlantAndEquipmentNetDetailsTextual</Role>
      <ShortName>Property, Plant and Equipment, Net (Details Textual)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://cbak.com.cn/role/PropertyPlantAndEquipmentNetTables</ParentRole>
      <Position>59</Position>
    </Report>
    <Report instance="cbat-20190630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R60.htm</HtmlFileName>
      <LongName>00000060 - Disclosure - Construction in Progress (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://cbak.com.cn/role/ConstructionInProgressDetails</Role>
      <ShortName>Construction in Progress (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://cbak.com.cn/role/ConstructionInProgressTables</ParentRole>
      <Position>60</Position>
    </Report>
    <Report instance="cbat-20190630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R61.htm</HtmlFileName>
      <LongName>00000061 - Disclosure - Construction in Progress (Details Textual)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://cbak.com.cn/role/ConstructionInProgressDetailsTextual</Role>
      <ShortName>Construction in Progress (Details Textual)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://cbak.com.cn/role/ConstructionInProgressTables</ParentRole>
      <Position>61</Position>
    </Report>
    <Report instance="cbat-20190630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R62.htm</HtmlFileName>
      <LongName>00000062 - Disclosure - Prepaid Land Use Rights, Net (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://cbak.com.cn/role/PrepaidLandUseRightsNetDetails</Role>
      <ShortName>Prepaid Land Use Rights, Net (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://cbak.com.cn/role/PrepaidLandUseRightsNetTables</ParentRole>
      <Position>62</Position>
    </Report>
    <Report instance="cbat-20190630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R63.htm</HtmlFileName>
      <LongName>00000063 - Disclosure - Prepaid Land Use Rights, Net (Details Textual)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://cbak.com.cn/role/PrepaidLandUseRightsNetDetailsTextual</Role>
      <ShortName>Prepaid Land Use Rights, Net (Details Textual)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://cbak.com.cn/role/PrepaidLandUseRightsNetTables</ParentRole>
      <Position>63</Position>
    </Report>
    <Report instance="cbat-20190630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R64.htm</HtmlFileName>
      <LongName>00000064 - Disclosure - Intangible Assets, Net (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://cbak.com.cn/role/IntangibleAssetsNetDetails</Role>
      <ShortName>Intangible Assets, Net (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://cbak.com.cn/role/IntangibleAssetsNetTables</ParentRole>
      <Position>64</Position>
    </Report>
    <Report instance="cbat-20190630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R65.htm</HtmlFileName>
      <LongName>00000065 - Disclosure - Intangible Assets, Net (Details Textual)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://cbak.com.cn/role/IntangibleAssetsNetDetailsTextual</Role>
      <ShortName>Intangible Assets, Net (Details Textual)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://cbak.com.cn/role/IntangibleAssetsNetTables</ParentRole>
      <Position>65</Position>
    </Report>
    <Report instance="cbat-20190630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R66.htm</HtmlFileName>
      <LongName>00000066 - Disclosure - Trade Accounts and Bills Payable (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://cbak.com.cn/role/TradeAccountsAndBillsPayableDetails</Role>
      <ShortName>Trade Accounts and Bills Payable (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://cbak.com.cn/role/TradeAccountsAndBillsPayableTables</ParentRole>
      <Position>66</Position>
    </Report>
    <Report instance="cbat-20190630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R67.htm</HtmlFileName>
      <LongName>00000067 - Disclosure - Trade Accounts and Bills Payable (Details Textual)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://cbak.com.cn/role/TradeAccountsAndBillsPayableDetailsTextual</Role>
      <ShortName>Trade Accounts and Bills Payable (Details Textual)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://cbak.com.cn/role/TradeAccountsAndBillsPayableTables</ParentRole>
      <Position>67</Position>
    </Report>
    <Report instance="cbat-20190630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R68.htm</HtmlFileName>
      <LongName>00000068 - Disclosure - Loans (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://cbak.com.cn/role/LoansDetails</Role>
      <ShortName>Loans (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://cbak.com.cn/role/LoansTables</ParentRole>
      <Position>68</Position>
    </Report>
    <Report instance="cbat-20190630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R69.htm</HtmlFileName>
      <LongName>00000069 - Disclosure - Loans (Details 1)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://cbak.com.cn/role/LoansDetails1</Role>
      <ShortName>Loans (Details 1)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://cbak.com.cn/role/LoansTables</ParentRole>
      <Position>69</Position>
    </Report>
    <Report instance="cbat-20190630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R70.htm</HtmlFileName>
      <LongName>00000070 - Disclosure - Loans (Details 2)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://cbak.com.cn/role/LoansDetails2</Role>
      <ShortName>Loans (Details 2)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://cbak.com.cn/role/LoansTables</ParentRole>
      <Position>70</Position>
    </Report>
    <Report instance="cbat-20190630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R71.htm</HtmlFileName>
      <LongName>00000071 - Disclosure - Loans (Details Textual)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://cbak.com.cn/role/LoansDetailsTextual</Role>
      <ShortName>Loans (Details Textual)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://cbak.com.cn/role/LoansTables</ParentRole>
      <Position>71</Position>
    </Report>
    <Report instance="cbat-20190630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R72.htm</HtmlFileName>
      <LongName>00000072 - Disclosure - Accrued Expenses and Other Payables (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://cbak.com.cn/role/AccruedExpensesAndOtherPayablesDetails</Role>
      <ShortName>Accrued Expenses and Other Payables (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://cbak.com.cn/role/AccruedExpensesAndOtherPayablesTables</ParentRole>
      <Position>72</Position>
    </Report>
    <Report instance="cbat-20190630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R73.htm</HtmlFileName>
      <LongName>00000073 - Disclosure - Accrued Expenses and Other Payables (Details Textual)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://cbak.com.cn/role/AccruedExpensesAndOtherPayablesDetailsTextual</Role>
      <ShortName>Accrued Expenses and Other Payables (Details Textual)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://cbak.com.cn/role/AccruedExpensesAndOtherPayablesTables</ParentRole>
      <Position>73</Position>
    </Report>
    <Report instance="cbat-20190630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R74.htm</HtmlFileName>
      <LongName>00000074 - Disclosure - Deferred Government Grants (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://cbak.com.cn/role/DeferredGovernmentGrantsDetails</Role>
      <ShortName>Deferred Government Grants (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://cbak.com.cn/role/DeferredGovernmentGrantsTables</ParentRole>
      <Position>74</Position>
    </Report>
    <Report instance="cbat-20190630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R75.htm</HtmlFileName>
      <LongName>00000075 - Disclosure - Deferred Government Grants (Details Textual)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://cbak.com.cn/role/DeferredGovernmentGrantsDetailsTextual</Role>
      <ShortName>Deferred Government Grants (Details Textual)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://cbak.com.cn/role/DeferredGovernmentGrantsTables</ParentRole>
      <Position>75</Position>
    </Report>
    <Report instance="cbat-20190630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R76.htm</HtmlFileName>
      <LongName>00000076 - Disclosure - Product Warranty Provision (Details Textual)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://cbak.com.cn/role/ProductWarrantyProvisionDetailsTextual</Role>
      <ShortName>Product Warranty Provision (Details Textual)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://cbak.com.cn/role/ProductWarrantyProvision</ParentRole>
      <Position>76</Position>
    </Report>
    <Report instance="cbat-20190630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R77.htm</HtmlFileName>
      <LongName>00000077 - Disclosure - Income Taxes, Deferred Tax Assets and Deferred Tax Liabilities (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://cbak.com.cn/role/IncomeTaxesDeferredTaxAssetsAndDeferredTaxLiabilitiesDetails</Role>
      <ShortName>Income Taxes, Deferred Tax Assets and Deferred Tax Liabilities (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://cbak.com.cn/role/IncomeTaxesDeferredTaxAssetsAndDeferredTaxLiabilitiesTables</ParentRole>
      <Position>77</Position>
    </Report>
    <Report instance="cbat-20190630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R78.htm</HtmlFileName>
      <LongName>00000078 - Disclosure - Income Taxes, Deferred Tax Assets and Deferred Tax Liabilities (Details 1)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://cbak.com.cn/role/IncomeTaxesDeferredTaxAssetsAndDeferredTaxLiabilitiesDetails1</Role>
      <ShortName>Income Taxes, Deferred Tax Assets and Deferred Tax Liabilities (Details 1)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://cbak.com.cn/role/IncomeTaxesDeferredTaxAssetsAndDeferredTaxLiabilitiesTables</ParentRole>
      <Position>78</Position>
    </Report>
    <Report instance="cbat-20190630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R79.htm</HtmlFileName>
      <LongName>00000079 - Disclosure - Income Taxes, Deferred Tax Assets and Deferred Tax Liabilities (Details 2)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://cbak.com.cn/role/IncomeTaxesDeferredTaxAssetsAndDeferredTaxLiabilitiesDetails2</Role>
      <ShortName>Income Taxes, Deferred Tax Assets and Deferred Tax Liabilities (Details 2)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://cbak.com.cn/role/IncomeTaxesDeferredTaxAssetsAndDeferredTaxLiabilitiesTables</ParentRole>
      <Position>79</Position>
    </Report>
    <Report instance="cbat-20190630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R80.htm</HtmlFileName>
      <LongName>00000080 - Disclosure - Income Taxes, Deferred Tax Assets and Deferred Tax Liabilities (Details 3)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://cbak.com.cn/role/IncomeTaxesDeferredTaxAssetsAndDeferredTaxLiabilitiesDetails3</Role>
      <ShortName>Income Taxes, Deferred Tax Assets and Deferred Tax Liabilities (Details 3)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://cbak.com.cn/role/IncomeTaxesDeferredTaxAssetsAndDeferredTaxLiabilitiesTables</ParentRole>
      <Position>80</Position>
    </Report>
    <Report instance="cbat-20190630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R81.htm</HtmlFileName>
      <LongName>00000081 - Disclosure - Income Taxes, Deferred Tax Assets and Deferred Tax Liabilities (Details Textual)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://cbak.com.cn/role/IncomeTaxesDeferredTaxAssetsAndDeferredTaxLiabilitiesDetailsTextual</Role>
      <ShortName>Income Taxes, Deferred Tax Assets and Deferred Tax Liabilities (Details Textual)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://cbak.com.cn/role/IncomeTaxesDeferredTaxAssetsAndDeferredTaxLiabilitiesTables</ParentRole>
      <Position>81</Position>
    </Report>
    <Report instance="cbat-20190630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R82.htm</HtmlFileName>
      <LongName>00000082 - Disclosure - Share-based Compensation (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://cbak.com.cn/role/Share-basedCompensationDetails</Role>
      <ShortName>Share-based Compensation (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://cbak.com.cn/role/Share-basedCompensationTables</ParentRole>
      <Position>82</Position>
    </Report>
    <Report instance="cbat-20190630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R83.htm</HtmlFileName>
      <LongName>00000083 - Disclosure - Share-based Compensation (Details Textual)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://cbak.com.cn/role/Share-basedCompensationDetailsTextual</Role>
      <ShortName>Share-based Compensation (Details Textual)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://cbak.com.cn/role/Share-basedCompensationTables</ParentRole>
      <Position>83</Position>
    </Report>
    <Report instance="cbat-20190630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R84.htm</HtmlFileName>
      <LongName>00000084 - Disclosure - Loss Per Share (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://cbak.com.cn/role/LossPerShareDetails</Role>
      <ShortName>Loss Per Share (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://cbak.com.cn/role/LossPerShareTables</ParentRole>
      <Position>84</Position>
    </Report>
    <Report instance="cbat-20190630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R85.htm</HtmlFileName>
      <LongName>00000085 - Disclosure - Loss Per Share (Details Textual)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://cbak.com.cn/role/LossPerShareDetailsTextual</Role>
      <ShortName>Loss Per Share (Details Textual)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://cbak.com.cn/role/LossPerShareTables</ParentRole>
      <Position>85</Position>
    </Report>
    <Report instance="cbat-20190630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R86.htm</HtmlFileName>
      <LongName>00000086 - Disclosure - Commitments and Contingencies (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://cbak.com.cn/role/CommitmentsAndContingenciesDetails</Role>
      <ShortName>Commitments and Contingencies (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://cbak.com.cn/role/CommitmentsAndContingenciesTables</ParentRole>
      <Position>86</Position>
    </Report>
    <Report instance="cbat-20190630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R87.htm</HtmlFileName>
      <LongName>00000087 - Disclosure - Commitments and Contingencies  (Details Textual)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://cbak.com.cn/role/CommitmentsAndContingenciesDetailsTextual</Role>
      <ShortName>Commitments and Contingencies  (Details Textual)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://cbak.com.cn/role/CommitmentsAndContingenciesTables</ParentRole>
      <Position>87</Position>
    </Report>
    <Report instance="cbat-20190630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R88.htm</HtmlFileName>
      <LongName>00000088 - Disclosure - Concentrations and Credit Risk (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://cbak.com.cn/role/ConcentrationsAndCreditRiskDetails</Role>
      <ShortName>Concentrations and Credit Risk (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://cbak.com.cn/role/ConcentrationsAndCreditRiskTables</ParentRole>
      <Position>88</Position>
    </Report>
    <Report instance="cbat-20190630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R89.htm</HtmlFileName>
      <LongName>00000089 - Disclosure - Concentrations and Credit Risk (Details 1)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://cbak.com.cn/role/ConcentrationsAndCreditRiskDetails1</Role>
      <ShortName>Concentrations and Credit Risk (Details 1)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://cbak.com.cn/role/ConcentrationsAndCreditRiskTables</ParentRole>
      <Position>89</Position>
    </Report>
    <Report instance="cbat-20190630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R90.htm</HtmlFileName>
      <LongName>00000090 - Disclosure - Concentrations and Credit Risk (Details 2)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://cbak.com.cn/role/ConcentrationsAndCreditRiskDetails2</Role>
      <ShortName>Concentrations and Credit Risk (Details 2)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://cbak.com.cn/role/ConcentrationsAndCreditRiskTables</ParentRole>
      <Position>90</Position>
    </Report>
    <Report instance="cbat-20190630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R91.htm</HtmlFileName>
      <LongName>00000091 - Disclosure - Segment Information (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://cbak.com.cn/role/SegmentInformationDetails</Role>
      <ShortName>Segment Information (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://cbak.com.cn/role/SegmentInformationTables</ParentRole>
      <Position>91</Position>
    </Report>
    <Report instance="cbat-20190630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R92.htm</HtmlFileName>
      <LongName>00000092 - Disclosure - Segment Information (Details 1)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://cbak.com.cn/role/SegmentInformationDetails1</Role>
      <ShortName>Segment Information (Details 1)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://cbak.com.cn/role/SegmentInformationTables</ParentRole>
      <Position>92</Position>
    </Report>
    <Report instance="cbat-20190630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R93.htm</HtmlFileName>
      <LongName>00000093 - Disclosure - Segment Information (Details Textual)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://cbak.com.cn/role/SegmentInformationDetailsTextual</Role>
      <ShortName>Segment Information (Details Textual)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://cbak.com.cn/role/SegmentInformationTables</ParentRole>
      <Position>93</Position>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <LongName>All Reports</LongName>
      <ReportType>Book</ReportType>
      <ShortName>All Reports</ShortName>
    </Report>
  </MyReports>
  <InputFiles>
    <File>cbat-20190630.xml</File>
    <File>cbat-20190630.xsd</File>
    <File>cbat-20190630_cal.xml</File>
    <File>cbat-20190630_def.xml</File>
    <File>cbat-20190630_lab.xml</File>
    <File>cbat-20190630_pre.xml</File>
  </InputFiles>
  <SupplementalFiles/>
  <BaseTaxonomies>
    <BaseTaxonomy>http://fasb.org/srt/2019-01-31</BaseTaxonomy>
    <BaseTaxonomy>http://xbrl.sec.gov/dei/2019-01-31</BaseTaxonomy>
    <BaseTaxonomy>http://xbrl.sec.gov/currency/2019-01-31</BaseTaxonomy>
    <BaseTaxonomy>http://fasb.org/us-gaap/2019-01-31</BaseTaxonomy>
  </BaseTaxonomies>
  <HasPresentationLinkbase>true</HasPresentationLinkbase>
  <HasCalculationLinkbase>true</HasCalculationLinkbase>
</FilingSummary>
