Property, Plant and Equipment - Schedule of Property, Plant and Equipment (Details) - USD ($)	Apr. 30, 2021	Jul. 31, 2020
Property, Plant and Equipment [Abstract]
Leasehold improvement	$ 114,263	$ 114,263
Accumulated depreciation	(103,381)	(54,411)
Total	$ 10,882	$ 59,852

Amount of accumulated depreciation, depletion and amortization for physical assets used in the normal conduct of business to produce goods and services.

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Amount before accumulated depreciation of additions or improvements to assets held under a lease arrangement.

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Amount after accumulated depreciation, depletion and amortization of physical assets used in the normal conduct of business to produce goods and services and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, and furniture and fixtures.

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