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Borrowings (Details) ¥ in Thousands, $ in Millions |  | 1 Months Ended |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
--- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | ---
Apr. 01, 2023 | Nov. 30, 2021 USD ($) | Jul. 31, 2021 CNY (¥) | Jun. 29, 2021 CNY (¥) | Mar. 31, 2024 CNY (¥) | Mar. 14, 2024 CNY (¥) | Feb. 27, 2024 CNY (¥) | Jan. 26, 2024 CNY (¥) | Jan. 25, 2024 CNY (¥) | Jan. 02, 2024 CNY (¥) | Dec. 11, 2023 CNY (¥) | Nov. 16, 2023 CNY (¥) | Nov. 10, 2023 CNY (¥) | Mar. 31, 2023 CNY (¥) | Jan. 10, 2023 CNY (¥) | Dec. 07, 2022 CNY (¥) | Dec. 05, 2022 CNY (¥) | Dec. 02, 2022 CNY (¥) | Nov. 24, 2022 CNY (¥) | Aug. 31, 2022 CNY (¥) | May 19, 2022 CNY (¥) | May 18, 2022 CNY (¥) | Nov. 30, 2020 CNY (¥)
Borrowings [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Credit facility |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | ¥ 20,000
Borrowing term | 1 year |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
China Resources Bank of Zhuhai Co., Ltd. [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Borrowings [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Working capital |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | ¥ 22,000 |  |  |  |
UTime SZ [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Borrowings [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Factoring agreement total amount |  |  |  |  | ¥ 2,900 |  |  |  |  |  |  |  |  | ¥ 7,800 |  |  |  |  |  |  |  |  |
China Resources Bank of Zhuhai Co., Ltd. [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Borrowings [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Effective interest rate |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 5.50% |  |  |  |
Bank of Beijing [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Borrowings [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Credit facility |  |  |  |  |  |  |  |  |  | ¥ 10,000 |  |  |  |  |  |  |  |  |  |  |  |  |
Shenzhen Rural Commercial Bank [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Borrowings [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Borrowing term |  |  | 3 years | 3 years |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Loan Agreement [Member] | Industrial and Commercial Bank of China (“ICBC”) Loan [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Borrowings [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Effective interest rate |  |  |  |  |  |  |  |  |  |  | 3.85% |  |  |  |  | 3.75% |  | 3.75% |  |  |  |  |
Borrowing amount |  |  |  |  |  |  |  |  |  |  | ¥ 8,000 |  |  |  |  | ¥ 5,000 |  | ¥ 5,000 |  |  |  |  |
Loan Agreement [Member] | Bank of Beijing [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Borrowings [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Effective interest rate |  |  |  |  |  |  | 4.50% |  |  | 4.50% |  |  |  |  |  |  |  |  |  |  |  |  |
Borrowing amount |  |  |  |  |  |  | ¥ 5,000 |  |  | ¥ 5,000 |  |  |  |  |  |  |  |  |  |  |  |  |
Working Capital Loan Agreement [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Borrowings [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Borrowing amount |  |  |  |  |  | ¥ 5,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Working Capital Loan Agreement [Member] | China Resources Bank of Zhuhai Co., Ltd. [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Borrowings [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Effective interest rate |  |  |  |  |  |  |  |  |  |  |  | 7.00% | 3.55% |  |  |  | 8.00% |  |  |  |  |  |
Borrowing amount |  |  |  |  |  |  |  |  |  |  |  | ¥ 1,570 | ¥ 22,000 |  |  |  | ¥ 2,000 |  |  |  |  |  |
Working Capital Loan Agreement [Member] | China CITIC Bank [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Borrowings [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Effective interest rate |  |  |  |  |  | 4.35% |  |  |  |  |  |  |  |  | 4.35% |  |  |  |  |  |  |  |
Borrowing amount |  |  |  |  |  |  |  |  |  |  |  |  |  |  | ¥ 3,000 |  |  |  |  |  |  |  |
Working Capital Loan Agreement [Member] | Baosheng County Bank [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Borrowings [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Effective interest rate |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 8.00% |  |  |
Borrowing amount |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | ¥ 2,400 |  |  |
Working Capital Loan Agreement [Member] | Guangxi Beibu Gulf Bank [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Borrowings [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Effective interest rate |  |  |  |  |  |  |  | 3.35% | 3.35% |  |  |  |  |  |  |  |  |  |  |  |  |  |
Borrowing amount |  |  |  |  |  |  |  | ¥ 1,000 | ¥ 5,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |
Credit Agreement [Member] | Shenzhen Rural Commercial Bank [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Borrowings [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Monthly installment |  |  | ¥ 20 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Credit Agreement [Member] | PingAn Bank Co., Ltd [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Borrowings [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Effective interest rate |  | 12.96% |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Borrowing amount | $ |  | $ 2 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Borrowing term |  | 3 years |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Credit Agreement [Member] | WeBank Co., Ltd. [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Borrowings [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Loans under credit agreement |  |  |  |  | 200 |  |  |  |  |  |  |  |  | 1,700 |  |  |  |  |  |  |  |  |
Credit Agreement [Member] | UTime SZ Loans [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Borrowings [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Loans under credit agreement |  |  |  |  | 900 |  |  |  |  |  |  |  |  | 1,990 |  |  |  |  |  |  |  |  |
Credit Agreement [Member] | UTime SZ Loans [Member] | Mr Bao [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Borrowings [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Loans under credit agreement |  |  |  |  | ¥ 400 |  |  |  |  |  |  |  |  | ¥ 1,000 |  |  |  |  |  |  |  |  |
Credit Agreement [Member] | Shenzhen Rural Commercial Bank [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Borrowings [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Effective interest rate |  |  |  | 4.50% |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Borrowing amount |  |  | ¥ 2,000 | ¥ 7,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Monthly installment |  |  |  | ¥ 70 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Credit Line Agreement [Member] | WeBank Co., Ltd. [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Borrowings [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Effective interest rate |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 10.08% | 11.34% |
Credit facility |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | ¥ 1,990 | ¥ 3,000 |
Credit Line Agreement [Member] | Mr Bao [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Borrowings [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Effective interest rate |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 10.08% |  |
Credit facility |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | ¥ 1,000 |  |
Minimum [Member] | TCL Factoring [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Borrowings [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Effective interest rate |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 8.00%
Maximum [Member] | TCL Factoring [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Borrowings [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Effective interest rate |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 9.00%

X
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