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INCOME TAX - Income tax expense (Details)
6 Months Ended
Dec. 31, 2019
USD ($)
Dec. 31, 2019
CNY (¥)
Dec. 31, 2018
CNY (¥)
INCOME TAX      
Current income tax provision $ 45,465 ¥ 316,799 ¥ 2,002
Provision for income tax $ 45,465 ¥ 316,799 ¥ 2,002