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Balances and Transactions with Related Parties - Schedule of Related Party Transactions (Details) - USD ($)	3 Months Ended		9 Months Ended
	Sep. 30, 2025	Sep. 30, 2024	Sep. 30, 2025	Sep. 30, 2024
Purchase of batteries from Zhengzhou BAK [Member]
Related Party Transaction [Line Items]
Related party transactions	$ 816,211	$ 24,595	$ 3,698,469	$ 7,036,768
Purchase of batteries from Fuzhou BAK [Member]
Related Party Transaction [Line Items]
Related party transactions	294,374	1,519	301,445	12,809
Purchase of materials from Zhejiang Shengyang [Member]
Related Party Transaction [Line Items]
Related party transactions	1,278,400	1,419,467	5,063,306	4,792,917
Sub-contracting services provided by Fuzhou BAK [Member]
Related Party Transaction [Line Items]
Related party transactions	1,775,551		1,775,551
Sales of cathode raw materials to Zhengzhou BAK [Member]
Related Party Transaction [Line Items]
Related party transactions	4,932,488	5,166,669	10,966,505	14,183,130
Sales of cathode raw materials to BAK SZ [Member]
Related Party Transaction [Line Items]
Related party transactions	1,766	6,576	7,562	21,534
Sales of cathode raw materials to Zhengzhou BAK Electronics Co., Ltd. [Member]
Related Party Transaction [Line Items]
Related party transactions	327,434	186,764	795,963	337,115
Sales of cathode raw materials to Zhengzhou BAK in relation to non-operating agency-based service [Member]
Related Party Transaction [Line Items]
Related party transactions	9,753		2,238,408
Sales of cathode raw materials to Zhengzhou BAK Electronics Co., Ltd in relation to non-operating agency-based service [Member]
Related Party Transaction [Line Items]
Related party transactions	582		133,646
Sales of cathode raw materials to BAK SZ in relation to non-operating agency-based service [Member]
Related Party Transaction [Line Items]
Related party transactions	21		4,783
Sales of batteries to Fuzhou BAK [Member]
Related Party Transaction [Line Items]
Related party transactions		155		76,076
Sales of batteries to Zhengzhou BAK New Energy Vehicle Co., Ltd. [Member]
Related Party Transaction [Line Items]
Related party transactions	$ 77		$ 17,648

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