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v3.19.2

Trade Accounts and Bills Payable (Details Textual) - USD ($) | Jun. 30, 2019 | Dec. 31, 2018
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Bills receivable [Member] |  |
Trade Accounts and Bills Payable (Textual) |  |
Bills receivable |  | $ 6,353,342

X
- Definition The total amount og retention receivables. + References No definition available. + Details
Name: | cbat_RetentionReceivables
Namespace Prefix: | cbat_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

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- References No definition available. + Details
Name: | cbat_TradeAccountsAndBillsPayableTextual
Namespace Prefix: | cbat_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | us-gaap_CollateralAxis=cbat_BillsReceivableMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |