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Loans (Details) ¥ in Millions |  |  |  |  |  |  |  |  | 1 Months Ended | 3 Months Ended | 6 Months Ended | 12 Months Ended |  |  |  |  |  |  |  |  |  |  |  |  |
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Jan. 07, 2023 USD ($) | Jan. 07, 2023 CNY (¥) | Jan. 06, 2023 USD ($) | Jan. 06, 2023 CNY (¥) | Jan. 05, 2023 USD ($) | Jan. 05, 2023 CNY (¥) | Jan. 04, 2023 USD ($) | Jan. 04, 2023 CNY (¥) | Dec. 09, 2022 | Nov. 08, 2022 | Mar. 08, 2022 | Feb. 09, 2022 | Jun. 27, 2023 USD ($) | Apr. 19, 2023 USD ($) | Mar. 29, 2023 | Sep. 25, 2022 | Jun. 22, 2022 | Apr. 29, 2022 USD ($) | Apr. 29, 2022 CNY (¥) | Jan. 20, 2022 USD ($) | Jan. 20, 2022 CNY (¥) | Jan. 17, 2022 USD ($) | Dec. 31, 2019 | Jun. 30, 2023 USD ($) | Jun. 30, 2022 USD ($) | Jun. 30, 2023 USD ($) | Jun. 30, 2023 CNY (¥) | Jun. 30, 2022 USD ($) | Dec. 31, 2022 USD ($) | Dec. 31, 2022 CNY (¥) | Dec. 31, 2021 USD ($) | Dec. 31, 2021 CNY (¥) | Jun. 30, 2023 CNY (¥) | Jun. 27, 2023 CNY (¥) | Jun. 09, 2023 USD ($) | Jun. 09, 2023 CNY (¥) | Apr. 19, 2023 CNY (¥) | Jan. 31, 2023 USD ($) | Jan. 31, 2023 CNY (¥) | Jan. 06, 2023 CNY (¥) | Dec. 31, 2022 CNY (¥) | Apr. 29, 2022 CNY (¥) | Apr. 28, 2022 USD ($) | Apr. 28, 2022 CNY (¥) | Mar. 22, 2022 USD ($) | Mar. 22, 2022 CNY (¥) | Jan. 17, 2022 CNY (¥) | Nov. 16, 2021 USD ($) | Nov. 16, 2021 CNY (¥) | Apr. 19, 2021 USD ($) | Apr. 19, 2021 CNY (¥)
Loans (Details) [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Short term borrowings |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 26,813,901 |  | $ 26,813,901 |  |  | $ 14,907,875 |  |  |  |  |  |  |  |  | $ 22,100,000 |  |  |  |  | $ 1,700,000 |  |  |  |  | $ 16,600,000 |  |  |
Facility of borrowed |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 1,500,000 |  |  |  |  |  | 16.8 |  | $ 16.8 |  |  | 8,500,000 |  |  |  | ¥ 121.5 |  |  |  |  |  |  |  | ¥ 59.0 |  |  |  |  |  |  |  |  |  |
Percentage of bearing interest |  |  |  |  |  |  |  |  |  |  |  |  |  | 102.50% |  |  |  | 3.95% | 3.95% | 3.85% | 3.85% | 105.00% |  |  |  | 3.65% | 3.65% |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Borrowing amount |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 1,400,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 9,900,000 | ¥ 71.6 | ¥ 10.0 |  |  | $ 11,600,000 | ¥ 84.4
Outstanding borrowing amount |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | ¥ 15.9 | $ 1,400,000 | ¥ 10.0 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Remaining borrowing amount |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 3,300,000 | ¥ 24.3 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Description of line of credit facility |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | the Company’s cash totaling RMB15.9 million (approximately $2.3 million) and RMB24.3 million (approximately $3.3 million) (Note 2), respectively. | the Company’s cash totaling RMB15.9 million (approximately $2.3 million) and RMB24.3 million (approximately $3.3 million) (Note 2), respectively. |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Proceeds from bank loan facility |  |  | $ 1,400,000 | ¥ 10.0 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 1,400,000 | ¥ 10.0 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Repaid amount |  |  |  |  | $ 1,400,000 | ¥ 10.0 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Term loan amount |  |  |  |  |  |  | $ 1,400,000 | ¥ 10.0 |  |  |  |  |  |  |  |  |  | $ 1,400,000 | ¥ 10.0 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Percentage of bearing interest |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 120.00% |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 120.00% |  |  |  |
Interest rate |  |  |  |  |  |  |  |  |  |  |  |  |  | 3.90% |  |  |  |  |  |  |  | 3.85% |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 3.90% |  |  |  |  |  |  |  |  |  | 3.85% |  |  |  |
Description of loans |  |  |  |  |  |  |  |  | On December 9, 2022, the Company obtained a RMB5 million (approximately $0.7 million) letter of credit from China CITIC Bank for a period to October 30, 2024 for settlement of Hitrans purchase. The Company utilized RMB1.5 million (approximately $0.2 million) letter of credit at an interest rate of 2.7% for a period of one year to January 5, 2024. |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Facility borrowing amount |  |  | $ 1,400,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | ¥ 10.0 |  |  |  |  |  |  |  |  |  |  |
Repaid amount |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 1,400,000 | ¥ 10.0 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Description of borrowed |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | The Company borrowed RMB10 million (approximately $1.4 million) on April 20, 2023 for a term until April 19, 2024. | The Company borrowed RMB10 million (approximately $1.4 million) on April 20, 2023 for a term until April 19, 2024. |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Company borrowed |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 1,400,000 |  |  |  |  |  |  |  |  |  | 700,000 |  | $ 700,000 |  |  |  |  |  |  | 5.0 |  | $ 600,000 | ¥ 4.0 | ¥ 10.0 |  |  |  |  |  |  |  |  |  |  |  |  |  |
Total amount borrowing |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 6,000,000 | ¥ 43.8 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Percentage of bills receivable |  |  |  |  |  |  |  |  |  |  |  |  | 3.85% |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Loan amount |  |  |  |  |  |  |  |  |  |  |  |  | $ 1,400,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | ¥ 10.0 | $ 600,000 | ¥ 4.0 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Loan interest rate |  |  |  |  |  |  |  |  |  |  |  |  |  | 3.70% |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 4.55% | 4.55% | 3.70% |  |  |  |  |  |  |  |  |  |  |  |  |  |
Cash |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 13,577,340 |  | $ 1,544,211 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Bills receivable amount |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 5,300,000 |  | 5,300,000 |  |  | 3,400,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Bills receivables |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 1,800,000 | 13.2 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Banking facilities |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 2,900,000 |  | 2,900,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Maximum [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Loans (Details) [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Interest amount |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 228,946 | $ 163,138 | 400,358 |  | 286,111 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Minimum [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Loans (Details) [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Interest amount |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 2,165 | $ 2,296 | 4,357 |  | $ 4,658 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Shaoxing Branch of Bank of Communications Co., Ltd [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Loans (Details) [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Short term borrowings | ¥ |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | ¥ 160.0 |  |  |  |  |  |  |  |  |  | ¥ 120.1 |  |
Total amount borrowing |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 3,200,000 | 23.1 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Cash |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 1,600,000 | 11.5 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Bank of Ningbo Co., Ltd [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Loans (Details) [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Outstanding borrowing amount |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 1,400,000 | ¥ 10.0 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Remaining borrowing amount |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 2,300,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Jiangsu Gaochun Rural Commercial Bank [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Loans (Details) [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Description of loans |  |  |  |  |  |  |  |  |  |  |  | the Company obtained a one-year term facility from Jiangsu Gaochun Rural Commercial Bank with a maximum amount of RMB10 million (approximately $1.4 million) bearing interest at 124% of benchmark rate of the People’s Bank of China (“PBOC”) for short-term loans, which is 4.94% per annum. The facility was guaranteed by the Company’s CEO, Mr. Yunfei Li and Mr. Yunfei Li’s wife Ms. Qinghui Yuan. The Company borrowed RMB10 million (approximately $1.4 million) on February 17, 2022 for a term until January 28, 2023. The Company repaid RMB10 million (approximately $1.4 million) on January 16, 2023. On January 14, 2023 , the Company obtained a one-year loan of RMB10 million (approximately $1.4 million) bearing interest at 129% of benchmark rate of PBOC for short-term loans, which is 4.70% per annum. The Company borrowed RMB10 million (approximately $1.4 million) on January 17, 2023 for a term until January 13, 2024. |  |  |  | the Company entered into another one-year term facility with Jiangsu Gaochun Rural Commercial Bank with a maximum amount of RMB9 million (approximately $1.3 million) bearing interest rate at 4.81% per annum. The facility was guaranteed by 100% equity in CBAK Nanjing held by BAK Investment and the Company’s CEO, Mr. Yunfei Li and Mr. Yunfei Li’s wife Ms. Qinghui Yuan. The Company borrowed RMB9 million (approximately $1.3 million) on September 27, 2022 for a term until September 24, 2023. |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Total amount borrowing |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 2,100,000 | 15.5 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Cash |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 2,100,000 | 15.5 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
China Zheshang Bank Co Ltd [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Loans (Details) [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Description of loans |  |  |  |  |  |  |  |  |  |  | the Company obtained a one-year term facility from China Zheshang Bank Co., Ltd. Shangyu Branch with a maximum amount of RMB10 million (approximately $1.4 million) bearing interest at 5.5% per annum. The facility was guaranteed by 100% equity in CBAK Power held by BAK Asia and the Company’s CEO, Mr. Yunfei Li. The Company borrowed RMB10 million (approximately $1.4 million) on the same date. On May 17, 2022, the Company early repaid the loan principal and related loan interests. |  |  |  |  |  | the Company obtained another one-year term facility from China Zheshang Bank Co., Ltd. Shangyu Branch with a maximum amount of RMB10 million (approximately $1.4 million) bearing interest at 4.5% per annum. The facility was guaranteed by 100% equity in CBAK Power held by BAK Asia and the Company’s CEO, Mr. Yunfei Li. The Company borrowed RMB10 million (approximately $1.4 million) on the same date for a term until June 21, 2023. On November 10, 2022, the Company early repaid the loan principal and the related loan interests. |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Total amount borrowing | $ 700,000 | ¥ 5.0 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 10,900,000 | 78.9 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Percentage of bills receivable | 3.65% | 3.65% |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Cash |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 7,700,000 | 55.5 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Bills receivable amount |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 3,300,000 |  | 3,300,000 |  |  |  |  |  |  | ¥ 23.7 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
China Nanjing Gaochun Branch [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Loans (Details) [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Short term borrowings | ¥ |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | ¥ 12.0 |  |  |  |  |  |  |
Facility of borrowed | ¥ |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | ¥ 10.0 |  |  |  |  |  |  |  |  |
Company borrowed |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 1,400,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | ¥ 10.0 |  |  |  |  |  |  |  |  |  |  |  |  |  |
China Citibank Shaoxing Branch [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Loans (Details) [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Description of loans |  |  |  |  |  |  |  |  |  | On November 8, 2022, the Company entered into a short-term loan agreement with China CITIC Bank Shaoxing Branch to August 9, 2023 with a maximum amount of RMB10 million (approximately $1.4 million) bearing interest rate at 4.35% per annum. The Company borrowed RMB10 million (approximately $1.4 million) on the same date. The Company has repaid RMB5 million (approximately $0.7 million) and RMB0.2 million (approximately $0.1 million) on November 16, 2022 and December 27, 2022, respectively. Subsequent to the repayment, the Company entered into another short-term loan agreement with China CITIC Bank Shaoxing Branch for a one-year short-term loan agreement with a maximum amount of RMB0.2 million (approximately $0.1 million) for December 27, 2022 to December 27, 2023, bearing interest rate at 4.20% per annum. |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
China Everbright Bank Dalian Branch [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Loans (Details) [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Description of loans | the Company obtained a two-year term facility from Postal Savings Bank of China, Nanjing Gaochun Branch with a maximum amount of RMB10 million (approximately $1.4 million) for a period from January 7, 2023 to January 6, 2025. | the Company obtained a two-year term facility from Postal Savings Bank of China, Nanjing Gaochun Branch with a maximum amount of RMB10 million (approximately $1.4 million) for a period from January 7, 2023 to January 6, 2025. |  |  |  |  |  |  |  |  |  |  |  |  | On March 29, 2023, the Company and Bank of China Limited entered into a short-term loan agreement for one year from March 29, 2023 to March 28, 2024 for a maximum loan amount to RMB5 million (approximately $0.7 million) bearing interest rate at 3.65% per annum. The Company borrowed RMB5 million (approximately $0.7 million) on the same date. |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Mr. Yunfei Li [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Loans (Details) [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Total amount borrowing |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 1,400,000 | 10.0 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Agricultural Bank of China [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Loans (Details) [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Total amount borrowing |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 2,100,000 | 15.1 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Cash |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 2,100,000 | 15.1 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
China Merchants Bank Dalian Branch [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Loans (Details) [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Total amount borrowing |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 12,100,000 | 88.8 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Cash |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 12,100,000 | ¥ 88.8 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
China Merchants Bank [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Loans (Details) [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Description of bills |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | The Company borrowed a series of acceptance bills from Bank of China Limited totaling RMB50.2 million (approximately $6.9 million) for various terms through September to December 2023, which was secured by the Company’s cash totaling RMB50.2 million (approximately $6.9 million) (Note 2). | The Company borrowed a series of acceptance bills from Bank of China Limited totaling RMB50.2 million (approximately $6.9 million) for various terms through September to December 2023, which was secured by the Company’s cash totaling RMB50.2 million (approximately $6.9 million) (Note 2). |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
China Citic Bank [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Loans (Details) [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Total amount borrowing |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 4,200,000 | ¥ 30.6 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Suzhou Zhengyuanwei Needle Ce Co., Ltd [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Loans (Details) [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Loan agreement description |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | (d)In 2019, the Company entered into a short term loan agreement with Suzhou Zhengyuanwei Needle Ce Co., Ltd, an unrelated party to loan RMB0.6 million (approximately $0.1 million), bearing annual interest rate of 12%. As of June 30, 2023, loan amount of RMB0.5 million ($0.1 million) remained outstanding. |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |

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