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Income Taxes (Details Narrative) - USD ($) | 3 Months Ended | 12 Months Ended
--- | --- | ---
Apr. 30, 2023 | Apr. 30, 2022 | Jan. 31, 2022
Change in valuation allowance | $ 3,600,000.0 |  | $ 3,600,000
Deferred tax benefits | $ (176,000) | $ (424,000) |
China Social Taxes [Member] |  |  |
Tax rate | 21.00% |  |
Deferred tax benefits | $ 200,000 |  |
Federal tax statutory rate | 32.90% |  |
2023 Plan [Member] |  |  |
Effective tax rates | 20.20% |  |
Tax rate | 21.00% |  |
2024 Plan [Member] |  |  |
Effective tax rates | 29.10% |  |
Tax rate | 21.00% |  |

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