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SEGMENT REPORTING - Total assets (Details) | Jun. 30, 2025 CNY (¥) | Jun. 30, 2025 USD ($) | Jun. 30, 2024 CNY (¥)
--- | --- | --- | ---
Total assets: |  |  |
Total Assets | ¥ 525,621,125 | $ 73,373,881 | ¥ 552,389,514
Automation product and software |  |  |
Total assets: |  |  |
Total Assets | 125,953,243 | 17,582,395 | 132,194,082
Equipment, accessories and others |  |  |
Total assets: |  |  |
Total Assets | 131,869,561 | 18,408,281 | 145,316,223
Oilfield environmental protection |  |  |
Total assets: |  |  |
Total Assets | 74,481,593 | 10,397,229 | 78,023,782
Platform outsourcing services |  |  |
Total assets: |  |  |
Total Assets | 57,208,575 | 7,986,009 | 61,931,606
Chemical recycling |  |  |
Total assets: |  |  |
Total Assets | ¥ 136,108,153 | $ 18,999,967 | ¥ 134,923,821

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