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Property and Equipment, Net (Details) - USD ($)
3 Months Ended 9 Months Ended
Jan. 31, 2024
Jan. 31, 2023
Jan. 31, 2024
Jan. 31, 2023
Property and Equipment, Net [Abstract]        
Depreciation expenses $ 7,607   $ 18,056  
General and administrative expenses   $ 5,339   $ 26,502
Depreciation expense cost of sales $ 70,601 $ 53,387 $ 180,553 $ 265,019