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BUSINESS ACQUISITION AND INVESTMENT IN UNCONSOLIDATED ENTITY - Fair value of identified goodwill acquired and carrying value (Details)
12 Months Ended
Jun. 30, 2022
CNY (¥)
Jun. 30, 2022
USD ($)
Jun. 30, 2021
CNY (¥)
Jun. 30, 2020
CNY (¥)
Jun. 30, 2022
USD ($)
BUSINESS ACQUISITION AND INVESTMENT IN UNCONSOLIDATED ENTITY          
Goodwill ¥ 6,996,895       $ 1,044,668
Less: impairment (2,266,893)       (338,457)
The carrying value of goodwill as of June 30,2022 4,730,002   ¥ 6,996,895   $ 706,211
Impairment loss on goodwill ¥ 2,266,893 $ 338,457 ¥ 0 ¥ 0