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Concentrations and Credit Risk (Details) - USD ($)
 3 Months Ended 9 Months Ended
Sep. 30, 2020
Sep. 30, 2019
Sep. 30, 2020
Sep. 30, 2019
Sales of finished goods and raw materials $ 10,620,656 $ 8,089,804 $ 22,146,177 $ 17,532,415
Zhengzhou BAK Battery Co., Ltd [Member]        
Sales of finished goods and raw materials [1],[2] $ 4,269,312 $ 1,941,101 $ 4,269,312 $ 1,941,101
Concentration risk, percentage [1],[2] 40.20% 23.99% 19.28% 11.07%
Zhengzhou BAK New Energy Technology Co., Ltd# [Member]        
Sales of finished goods and raw materials [3] $ 1,896,207 [1]    
Concentration risk, percentage [3] 17.85% [1]    
Customer A [Member]        
Sales of finished goods and raw materials $ 1,588,192 $ 2,118,783 $ 5,793,828 $ 5,994,110 [1]
Concentration risk, percentage 14.95% 26.19% 26.16% 34.19% [1]
Customer B [Member]        
Sales of finished goods and raw materials [1] $ 2,264,415 [1] $ 3,330,675
Concentration risk, percentage [1] 27.99% [1] 19.00%
Customer C [Member]        
Sales of finished goods and raw materials $ 1,278,893 [1] $ 2,908,728 [1]
Concentration risk, percentage 12.04% [1] 13.13% [1]
Customer D [Member]        
Sales of finished goods and raw materials [1]     $ 3,787,585
Concentration risk, percentage [1]     17.10%
[1] Comprised less than 10% of net revenue for the respective period.
[2] Mr. Xiangqian Li, the Company’s former CEO, is a director of Zhengzhou BAK Battery Co., Ltd.
[3] 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