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INTANGIBLE ASSETS, NET (Details)
¥ in Millions
12 Months Ended
Jul. 31, 2019
USD ($)
Jul. 31, 2018
USD ($)
Jul. 31, 2017
USD ($)
Jul. 31, 2019
CNY (¥)
Jul. 31, 2019
USD ($)
Intangible assets, net          
Intangible assets, gross         $ 458,499
Less: accumulated amortization         (29,740)
Intangible assets, net         428,759
Amortization expense $ 29,707 $ 0 $ 0    
Financial and news platform          
Intangible assets, net          
Intangible assets, gross         438,657
Accounting software          
Intangible assets, net          
Intangible assets, gross         19,842
Shenzhen Shangyuan Electronic Commerce Co., Ltd          
Intangible assets, net          
Intangible assets, net       ¥ 3 $ 460,000