Organization and Principal Activities (Details) - CNY (¥) |
12 Months Ended | |
|---|---|---|
Mar. 31, 2026 |
Mar. 31, 2025 |
|
| Loan Agreements [Member] | Repayment of Loan [Member] | ||
| Organization and Principal Activities [Line Items] | ||
| Third party claim against nominee shareholders | ¥ 500,000 | |
| Intellectual Property License Agreements [Member] | ||
| Organization and Principal Activities [Line Items] | ||
| Number of business days | 15 days | |
| Term of agreement | 10 years | |
| Extended term | 10 years | |
| Period of prior written notice required to terminate the agreement | 90 days | |
| Equity Interest Pledge Agreements [Member] | ||
| Organization and Principal Activities [Line Items] | ||
| Percentage of equity interest pledged by nominal shareholders | 100.00% | |
| VIE [Member] | ||
| Organization and Principal Activities [Line Items] | ||
| Equity interest percentage | 100.00% | |
| Registered capital | ¥ 52,000,000 | ¥ 52,000,000 |