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Long-Term Investments, Net (Details)							3 Months Ended		9 Months Ended			12 Months Ended
Long-Term Investments, Net (Details)	Apr. 19, 2024 USD ($)	Apr. 19, 2024 CNY (¥)	Sep. 27, 2023 USD ($)	Sep. 27, 2023 CNY (¥)	Apr. 21, 2021 USD ($)	Apr. 21, 2021 CNY (¥)	Sep. 30, 2025 USD ($)	Sep. 30, 2024 USD ($)	Sep. 30, 2025 USD ($)	Sep. 30, 2025 CNY (¥)	Sep. 30, 2024 USD ($)	Dec. 31, 2023 USD ($)	Dec. 31, 2023 CNY (¥)	Nov. 06, 2023	Nov. 28, 2022 USD ($)	Nov. 28, 2022 CNY (¥)	Aug. 31, 2022
Long-Term Investments, Net [Line Items]
Disposal of equity interest	$ 300,000	¥ 2,000,000
Gain on disposal								$ 93			$ 45,741
Impairment loss
Registered capital amount															$ 700,000	¥ 5,000,000
Guangxi Guiwu CBAK New Energy Technology Co., Ltd [Member] \| Nanjing CBAK [Member]
Long-Term Investments, Net [Line Items]
Equity interest percentage																	20.00%
Guangxi Guiwu CBAK New Energy Technology Co., Ltd [Member] \| Guanxi Guiwu [Member]
Long-Term Investments, Net [Line Items]
Equity interest percentage																	60.00%
Guangxi Guiwu CBAK New Energy Technology Co., Ltd [Member] \| Mr. Weidong [Member]
Long-Term Investments, Net [Line Items]
Equity interest percentage																	20.00%
Chilwee Group Co., Ltd [Member]
Long-Term Investments, Net [Line Items]
Gain on disposal											45,741
Zhejiang Shengyang [Member]
Long-Term Investments, Net [Line Items]
Equity interest percentage			97.00%	97.00%
Impairment loss												$ 2,400,000	¥ 16,700,000
Income from investment									$ 33,802
Zhejiang Shengyang [Member] \| Equity Transfer Contract [Member]
Long-Term Investments, Net [Line Items]
Equity interest percentage							26.00%		26.00%	26.00%
Purchase price \| ¥										¥ 14,300,000
CBAK Power [Member]
Long-Term Investments, Net [Line Items]
Equity interest percentage					9.74%	9.74%
CBAK Education [Member]
Long-Term Investments, Net [Line Items]
Equity interest percentage															10.00%	10.00%
CBAK Education [Member] \| Nanjing CBAK [Member]
Long-Term Investments, Net [Line Items]
Equity interest percentage															30.00%	30.00%
CBAK Education [Member] \| Wenyuan Liu [Member]
Long-Term Investments, Net [Line Items]
Equity interest percentage															60.00%	60.00%
Equity Method Investments [Member]
Long-Term Investments, Net [Line Items]
Share of loss from equity investment								$ 38			$ 18,774
Zhejiang Shengyang [Member] \| Initial Acquisition [Member]
Long-Term Investments, Net [Line Items]
Purchase price			$ 3,900,000	¥ 28,600,000
DJY [Member]
Long-Term Investments, Net [Line Items]
Payments to acquire equity interest					$ 1,400,000	¥ 9,000,000
Hitrans [Member]
Long-Term Investments, Net [Line Items]
Equity percentage							50.00%		50.00%	50.00%
Hitrans [Member] \| Mr. Shengyang Xu [Member]
Long-Term Investments, Net [Line Items]
Equity interest percentage			26.00%	26.00%
Hitrans [Member] \| Zhejiang Shengyang [Member]
Long-Term Investments, Net [Line Items]
Equity interest percentage							44.00%		44.00%	44.00%				26.00%
Mr. Xu [Member] \| Equity Transfer Contract [Member]
Long-Term Investments, Net [Line Items]
Equity percentage							50.00%		50.00%	50.00%
Zhejiang Shengyang Renewable Resources Technology Co., Ltd. [Member]
Long-Term Investments, Net [Line Items]
Equity percentage							50.00%		50.00%	50.00%