Prepayments and Other Receivables (Details Textual)	12 Months Ended
	Dec. 31, 2020
Prepayments and Other Receivables (Textual)
Loan agreement, description	Nanjing CBAK entered into a loan agreement with Shen Zhen Asian Plastics Technology Co., Ltd (SZ Asia Plastics), to loan a total amount of $1.4 million (RMB8,870,000) for a period of 6 months from December 1, 2020 to May 31, 2021. The loan is unsecured and bears fixed interest at 6% per annum. The Company's shareholder Mr. Jiping Zhao, holding 2.39% equity interest in the Company, at the same time held 79.13% equity interests in SZ Asian Plastics. In March 2021, SZ Asian Plastics has fully repaid the loan principal.