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CONTRACT LIABILITY - Movement in Contract Liabilities (Details) | 12 Months Ended
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Jun. 30, 2025 CNY (¥) | Jun. 30, 2025 USD ($) | Jun. 30, 2024 CNY (¥) | Jun. 30, 2023 CNY (¥)
Change in Contract with Customer, Liability [Abstract] |  |  |  |
Balance at beginning of the period | ¥ 1,820,481 |  |  |
Decrease in contract liabilities as a result of recognizing revenue during the year was included in the contract liabilities at the beginning of the year | 761,824 | $ 106,347 | ¥ 1,489,311 | ¥ 1,901,277
Total | 4,719,255 | 658,783 | 1,820,481 |
Related Parties |  |  |  |
Change in Contract with Customer, Liability [Abstract] |  |  |  |
Balance at beginning of the period | 1,820,481 | 254,129 | 2,748,365 |
Decrease in contract liabilities as a result of recognizing revenue during the year was included in the contract liabilities at the beginning of the year | 761,824 | 106,347 | 1,489,311 |
Increase in contract liabilities as a result of billings in advance of performance obligation under contracts | 3,660,598 | 511,000 | 561,426 |
Total | ¥ 4,719,255 | $ 658,783 | ¥ 1,820,481 | ¥ 2,748,365

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- Definition Amount of increase (decrease) in obligation to transfer good or service to customer as a result of billings in advance of performance obligation under contracts. + References No definition available. + Details
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- Definition Amount of obligation to transfer good or service to customer for which consideration has been received or is receivable, classified as current. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 606 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 11 -Publisher FASB -URI https://asc.fasb.org/1943274/2147479806/606-10-50-11 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 606 -SubTopic 10 -Name Accounting Standards Codification -Section 45 -Paragraph 1 -Publisher FASB -URI https://asc.fasb.org/1943274/2147479837/606-10-45-1 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Topic 606 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 8 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org/1943274/2147479806/606-10-50-8 Reference 4: http://www.xbrl.org/2003/role/disclosureRef -Topic 606 -SubTopic 10 -Name Accounting Standards Codification -Section 45 -Paragraph 2 -Publisher FASB -URI https://asc.fasb.org/1943274/2147479837/606-10-45-2 + Details
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- Definition Amount of revenue recognized that was previously included in balance of obligation to transfer good or service to customer for which consideration from customer has been received or is due. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 606 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 8 -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org/1943274/2147479806/606-10-50-8 + Details
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