Balances and Transactions with Related Parties - Schedule of Related Party Transactions (Details) - USD ($)	3 Months Ended
	Mar. 31, 2026	Mar. 31, 2025
Purchase of batteries from Zhengzhou BAK [Member]
Related Party Transaction [Line Items]
Related party transactions	$ 5,292,077	$ 4,132
Purchase of batteries from Fuzhou BAK [Member]
Related Party Transaction [Line Items]
Related party transactions	(152,143)	3,369
Purchase of materials from Zhejiang Shengyang [Member]
Related Party Transaction [Line Items]
Related party transactions	538,894	2,055,686
Sub-contracting services provided by Fuzhou BAK [Member]
Related Party Transaction [Line Items]
Related party transactions	432,762
Purchase of materials from SZ BAK Medical [Member]
Related Party Transaction [Line Items]
Related party transactions	310,813
Sales of batteries to Zhengzhou BAK [Member]
Related Party Transaction [Line Items]
Related party transactions	8,139,436	1,150,068
Sales of cathode raw materials to BAK SZ [Member]
Related Party Transaction [Line Items]
Related party transactions	2,172	4,620
Sales of cathode raw materials to Zhengzhou BAK Electronics Co., Ltd. [Member]
Related Party Transaction [Line Items]
Related party transactions	278,381	176,512
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		2,168,931
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		125,680
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		$ 4,748