PROPERTY, PLANT AND EQUIPMENT, NET (Details) - USD ($)	12 Months Ended
Jul. 31, 2019	Jul. 31, 2018	Jul. 31, 2017
Property, Plant and Equipment [Line Items]
Property and equipment, gross	$ 98,615	$ 78,787
Less: accumulated depreciation	(49,586)	(29,409)
Property, Plant and Equipment, net	49,029	49,378
Depreciation expense	20,615	16,458	$ 11,320
Electronic equipment
Property, Plant and Equipment [Line Items]
Property and equipment, gross	64,126	48,907
Office furniture
Property, Plant and Equipment [Line Items]
Property and equipment, gross	$ 34,489	$ 29,880

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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The amount of expense recognized in the current period that reflects the allocation of the cost of tangible assets over the assets' useful lives. Includes production and non-production related depreciation.

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

+ References

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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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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