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Concentrations and Credit Risk (Details) - Schedule of net purchase by suppliers - USD ($) | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2021 | Jun. 30, 2020 | Jun. 30, 2021 | Jun. 30, 2020
Suppler A [Member] |  |  |  |
Concentrations and Credit Risk (Details) - Schedule of net purchase by suppliers [Line Items] |  |  |  |
Net purchase |  | $ 294,786 |  |
Concentration risk, percentage of net purchase |  | 23.52% |  |
Zhengzhou BAK Battery Co., Ltd [Member] |  |  |  |
Concentrations and Credit Risk (Details) - Schedule of net purchase by suppliers [Line Items] |  |  |  |
Net purchase |  |  | $ 1,259,309 |
Concentration risk, percentage of net purchase |  |  | 10.05% |
Shenzhen BAK [Member] |  |  |  |
Concentrations and Credit Risk (Details) - Schedule of net purchase by suppliers [Line Items] |  |  |  |
Net purchase |  |  |  | $ 3,841,680
Concentration risk, percentage of net purchase |  |  |  | 64.96%

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