v3.26.3
BUSINESS ACQUISITION AND INVESTMENT IN UNCONSOLIDATED ENTITY - Fair value of identified goodwill acquired and carrying value (Details)
12 Months Ended
Jun. 30, 2026
CNY (¥)
Jun. 30, 2025
CNY (¥)
Jun. 30, 2024
CNY (¥)
Jun. 30, 2026
USD ($)
BUSINESS ACQUISITION AND INVESTMENT IN UNCONSOLIDATED ENTITY        
Impairment loss on goodwill ¥ 0 ¥ 0 ¥ 0  
Future Gas Station (Beijing) Technology, Ltd        
BUSINESS ACQUISITION AND INVESTMENT IN UNCONSOLIDATED ENTITY        
Goodwill 6,996,895 6,996,895   $ 1,031,215
Less: impairment for goodwill (6,996,895) (6,996,895)   (1,031,215)
Goodwill, net ¥ 0 ¥ 0   $ 0