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SEGMENT REPORTING - Total assets (Details)
Dec. 31, 2023
CNY (¥)
Dec. 31, 2023
USD ($)
Jun. 30, 2023
CNY (¥)
Total assets:      
Total Assets ¥ 483,256,229 $ 68,065,215 ¥ 531,824,577
Automation product and software      
Total assets:      
Total Assets 157,269,367 22,150,927 167,009,315
Equipment, accessories and others      
Total assets:      
Total Assets 158,131,921 22,272,414 170,809,759
Oilfield environmental protection      
Total assets:      
Total Assets 94,285,444 13,279,827 107,393,609
Platform Outsourcing Services      
Total assets:      
Total Assets ¥ 73,569,497 $ 10,362,047 ¥ 86,611,894