Related parties (Details 1) - USD ($) |
Mar. 31, 2025 |
Dec. 31, 2024 |
|---|---|---|
| Total due to related parties - current | $ 615,910 | $ 249,545 |
| Dream Legal Group, Inc. [Member] | ||
| Total due to related parties - current | 29,800 | 0 |
| Dream Go Inc. [Member] | ||
| Total due to related parties - current | 312,483 | 117,379 |
| Yi Liu [Member] | ||
| Total due to related parties - current | 161 | 0 |
| Yi Liu [Member] | March 17, 2026 [Member] | ||
| Total due to related parties - current | 100,000 | 0 |
| Luo Hui [Member] | ||
| Total due to related parties - current | 3,466 | 2,166 |
| Luo Hui [Member] | August 15, 2025 [Member] | ||
| Total due to related parties - current | 130,000 | 130,000 |
| Luo Hui [Member] | March 31, 2026 [Member] | ||
| Total due to related parties - current | $ 40,000 | $ 0 |