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Payables to Former Subsidiaries, Net (Tables) | 12 Months Ended
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Dec. 31, 2020
Payables to Former Subsidiaries [Abstract] |
Schedule of payables to a former subsidiaries, net |
|  | December 31, |  |  | December 31, |
|  | 2019 |  |  | 2020 |
BAK Tianjin |  | $ | - |  |  | $ | 29,852 |
BAK Shenzhen |  |  | 1,483,352 |  |  |  | 597,138 |
|  | $ | 1,483,352 |  |  | $ | 626,990 |

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- References No definition available. + Details
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Namespace Prefix: | cbat_
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- Definition Tabular disclosure of payable to a former subsidiary. + References No definition available. + Details
Name: | cbat_ScheduleOfTradePayableToAFormerSubsidiaryTableTextBlock
Namespace Prefix: | cbat_
Data Type: | nonnum:textBlockItemType
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