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ACCOUNTS RECEIVABLE, NET - Accounts receivable (Details)
Dec. 31, 2023
CNY (¥)
Dec. 31, 2023
USD ($)
Jun. 30, 2023
CNY (¥)
Third Parties      
Total third-parties, net ¥ 30,813,885 $ 4,340,045 ¥ 27,453,415
Third parties      
Third Parties      
Trade Accounts receivable 31,553,107 4,444,162 27,606,257
Allowance for credit losses (739,222) (104,117) (152,842)
Total third-parties, net 30,813,885 4,340,045 27,453,415
Third Parties- long-term      
Trade Accounts receivable 1,307,791 184,199 842,607
Allowance for credit losses (1,307,791) (184,199) (842,607)
Total third-parties, net ¥ 0 $ 0 ¥ 0