Operating Leases (Tables)

12 Months Ended

Jul. 31, 2022

Leases [Abstract]

Schedule of operating lease related assets and liabilities recorded on the balance sheets

	As of July 31,
	2022		2021
Right-of- use assets, net	$	1,383,464	$	745,125
Operating lease liabilities, current	$	433,061	$	382,298
Operating lease liabilities, noncurrent		985,249		387,307
Total operating lease liabilities	$	1,418,310	$	769,605

Schedule of weighted average remaining lease terms and discount rates for all of operating leases for continuing operations

	As of July 31,
	2022			2021
Remaining lease term and discount rate
Weighted average remaining lease term (years)		3.95			2.08
Weighted average discount rate		4.90	%		4.90	%

Schedule of maturities of lease liabilities

	As of July 31,
	2022			2021
2022	$	-		$	409,922
2023		492,969			252,969
2024		390,468			150,468
2025		240,000			-
2026		240,000			-
2027 and thereafter		200,000			-
Total lease payments		1,563,438			813,360
Less: imputed interest		(145,128	)		(43,755	)
Present value of lease liabilities	$	1,418,310		$	769,605