Income Tax - Schedule of Deferred Tax ssets (Details) - USD ($) |
Jun. 30, 2025 |
Mar. 31, 2025 |
|---|---|---|
| Schedule of Deferred Tax Assets [Line Items] | ||
| Land use right amortization | $ 98,291 | $ 91,714 |
| Appraisal appreciation | 12,501 | 12,503 |
| Totals | 352,525 | 341,466 |
| Less: Valuation allowance | (241,733) | (237,249) |
| Deferred tax assets, net | 110,792 | 104,217 |
| PRC [Member] | ||
| Schedule of Deferred Tax Assets [Line Items] | ||
| Net operating losses carried forward in the PRC | 17,261 | 15,931 |
| Net operating losses carried forward in the U.S. | 17,261 | 15,931 |
| United States [Member] | ||
| Schedule of Deferred Tax Assets [Line Items] | ||
| Net operating losses carried forward in the PRC | 224,472 | 221,318 |
| Net operating losses carried forward in the U.S. | $ 224,472 | $ 221,318 |