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PURCHASE ADVANCES, NET (Details)
Dec. 31, 2019
USD ($)
Dec. 31, 2019
CNY (¥)
Jun. 30, 2019
CNY (¥)
Purchase Advances [Line Items]      
Total purchase advances, net $ 26,862 ¥ 187,174 ¥ 1,343,576
Third Party [Member]      
Purchase Advances [Line Items]      
Prepayment for others 69,342 483,174 1,592,076
Allowance for doubtful accounts (42,480) (296,000) (248,500)
Total purchase advances, net $ 26,862 ¥ 187,174 ¥ 1,343,576