Concentrations and Credit Risk (Details Textual)	9 Months Ended
Sep. 30, 2020
Zhengzhou BAK New Energy Vehicle Co., Ltd [Member]
Concentrations and Credit Risk (Textual)
Concentrations and credit risk, description	Mr. Xiangqian Li, is a director of Zhengzhou BAK New Energy Vehicle Co., Ltd, which has 29% equity interests in Zhengzhou BAK New Energy Technology Co., Ltd

Description of the sources of credit risk exposure faced by the entity.

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