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Concentrations and Credit Risk (Details) - USD ($)	3 Months Ended				9 Months Ended
	Sep. 30, 2019		Sep. 30, 2018		Sep. 30, 2019		Sep. 30, 2018
Net revenues	$ 8,089,804		$ 5,589,371		$ 17,532,415		$ 14,952,470
Zhengzhou BAK Battery Co Limited [Member]
Net revenues	$ 1,941,101			[1]	$ 1,941,101			[1]
Concentration risk, Percentage	23.99%			[1]	11.07%			[1]
Customer A [Member]
Net revenues	$ 2,118,783		$ 1,672,191		$ 5,994,110		$ 5,374,871
Concentration risk, Percentage	26.19%		29.92%		34.19%		35.95%
Customer B [Member]
Net revenues		[1]	$ 2,081,697			[1]	$ 2,081,697
Concentration risk, Percentage		[1]	37.24%			[1]	13.92%
Customer C [Member]
Net revenues		[1]	$ 852,331			[1]		[1]
Concentration risk, Percentage		[1]	15.25%			[1]		[1]
Customer D [Member]
Net revenues		[1]		[1]	$ 3,330,675			[1]
Concentration risk, Percentage		[1]		[1]	19.00%			[1]
[1] Comprised less than 10% of net revenue for the respective period.

X

- Definition

For an entity that discloses a concentration risk in relation to quantitative amount, which serves as the "benchmark" (or denominator) in the equation, this concept represents the concentration percentage derived from the division.

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