Property and equipment, net - Schedule of Property and Equipment, net (Details) - USD ($) |
Sep. 30, 2022 |
Jun. 30, 2022 |
|---|---|---|
| Property, Plant and Equipment [Line Items] | ||
| Property and Equipment, gross | $ 418,149 | $ 404,823 |
| Less: accumulated depreciation | (90,317) | (67,178) |
| Total | 327,832 | 337,645 |
| Computer and office equipment [Member] | ||
| Property, Plant and Equipment [Line Items] | ||
| Property and Equipment, gross | 157,744 | 151,205 |
| Furniture and fixtures [Member] | ||
| Property, Plant and Equipment [Line Items] | ||
| Property and Equipment, gross | 73,816 | 76,148 |
| Motor vehicles [Member] | ||
| Property, Plant and Equipment [Line Items] | ||
| Property and Equipment, gross | 83,707 | 88,045 |
| Leasehold improvements [Member] | ||
| Property, Plant and Equipment [Line Items] | ||
| Property and Equipment, gross | $ 102,882 | $ 89,425 |