Taxes (Details) - Schedule of components of company's deferred tax assets - USD ($)	Jul. 31, 2022	Jul. 31, 2021
Schedule Of Components Of Companys Deferred Tax Assets Abstract
Allowance for doubtful account	$ 105,059	$ 105,059
Net operating loss carry forwards	1,563,354	664,208
Deferred tax assets before valuation allowance	1,668,413	769,267
Less: valuation allowance	(1,668,413)	(769,267)
Net deferred tax assets