{"cik":2067919,"taxonomy":"us-gaap","tag":"EarningsPerShareBasic","label":"Earnings Per Share, Basic","description":"The amount of net income (loss) for the period per each share of common stock or unit outstanding during the reporting period.","entityName":"YHNA MS I LIMITED","units":{"CNY/shares":[{"start":"2023-04-01","end":"2024-03-31","val":-0.23,"accn":"0001683168-26-005052","fy":null,"fp":null,"form":"F-4/A","filed":"2026-06-23","frame":"CY2023"},{"start":"2024-04-01","end":"2024-09-30","val":-0.02,"accn":"0001683168-26-005052","fy":null,"fp":null,"form":"F-4/A","filed":"2026-06-23"},{"start":"2024-04-01","end":"2025-03-31","val":0.15,"accn":"0001683168-26-005052","fy":null,"fp":null,"form":"F-4/A","filed":"2026-06-23","frame":"CY2024"},{"start":"2025-04-01","end":"2025-09-30","val":0.07,"accn":"0001683168-26-005052","fy":null,"fp":null,"form":"F-4/A","filed":"2026-06-23"}],"USD/shares":[{"start":"2024-04-01","end":"2025-03-31","val":0.02,"accn":"0001683168-26-005052","fy":null,"fp":null,"form":"F-4/A","filed":"2026-06-23","frame":"CY2024"},{"start":"2025-04-01","end":"2025-09-30","val":0.01,"accn":"0001683168-26-005052","fy":null,"fp":null,"form":"F-4/A","filed":"2026-06-23"}]}}