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ORDINARY SHARES PURCHASE WARRANTS ISSUED TO INVESTORS (Details) |  | 12 Months Ended |  |  |  |  |  |
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Dec. 14, 2023 $ / shares shares | Jun. 30, 2025 CNY (¥) | Jun. 30, 2025 USD ($) | Jun. 30, 2024 CNY (¥) shares | Jun. 30, 2024 USD ($) | Jun. 30, 2023 CNY (¥) | Jun. 30, 2025 USD ($) | Jun. 30, 2024 USD ($) $ / shares shares | Dec. 31, 2023 shares | Jun. 30, 2023 $ / shares shares | Mar. 15, 2023 USD ($) shares | Jun. 30, 2021 USD ($) shares
ORDINARY SHARES PURCHASE WARRANTS ISSUED TO INVESTORS |  |  |  |  |  |  |  |  |  |  |  |
Number of warrants to purchase ordinary shares | shares | 7,950,769 |  |  |  |  |  |  |  | 863,333 |  |  |
Exercise price of warrants (in dollars per share) | $ / shares | $ 0.25 |  |  |  |  |  |  |  |  |  |  |
Fair value of warrants | $ |  |  |  |  |  |  |  |  |  |  | $ 2,750,000 | $ 34,860,000
Fair value of the warrant liability |  | ¥ 688 |  | ¥ 6,969 |  |  | $ 96 |  |  |  |  |
Changes in warrants liabilities |  | (6,226) | $ (869) | 933,995 |  | ¥ (6,116,000) |  |  |  |  |  |
Warrant 2021 |  |  |  |  |  |  |  |  |  |  |  |
ORDINARY SHARES PURCHASE WARRANTS ISSUED TO INVESTORS |  |  |  |  |  |  |  |  |  |  |  |
Fair value of the warrant liability |  | ¥ 688 |  | ¥ 6,959 |  |  | 96 |  |  |  |  |
Changes in warrants liabilities | $ |  |  | 869 |  | $ 109,041 |  |  |  |  |  |  |
Warrant 2023 |  |  |  |  |  |  |  |  |  |  |  |
ORDINARY SHARES PURCHASE WARRANTS ISSUED TO INVESTORS |  |  |  |  |  |  |  |  |  |  |  |
Warrants re-purchase | shares | 10,002,500 |  |  |  |  |  |  |  |  |  |  |
Purchase price of each warrant | $ / shares | $ 0.25 |  |  |  |  |  |  |  |  |  |  |
Fair value of warrant liability | $ |  |  |  |  |  |  | $ 0 | $ 2,430,000 |  |  |  |
Changes in warrants liabilities | $ |  |  | $ 0 |  | $ 320,000 |  |  |  |  |  |  |
Post 2024 Reverse Stock Split |  |  |  |  |  |  |  |  |  |  |  |
ORDINARY SHARES PURCHASE WARRANTS ISSUED TO INVESTORS |  |  |  |  |  |  |  |  |  |  |  |
Number of warrants to purchase ordinary shares | shares | 441,710 |  |  |  |  |  |  |  | 47,964 |  |  |
Exercise price of warrants (in dollars per share) | $ / shares | $ 4.5 |  |  |  |  |  |  |  |  |  |  |
Post 2024 Reverse Stock Split | Warrant 2023 |  |  |  |  |  |  |  |  |  |  |  |
ORDINARY SHARES PURCHASE WARRANTS ISSUED TO INVESTORS |  |  |  |  |  |  |  |  |  |  |  |
Warrants re-purchase | shares | 555,694 |  |  |  |  |  |  |  |  |  |  |
Purchase price of each warrant | $ / shares | $ 4.5 |  |  |  |  |  |  |  |  |  |  |
Class A Ordinary Shares |  |  |  |  |  |  |  |  |  |  |  |
ORDINARY SHARES PURCHASE WARRANTS ISSUED TO INVESTORS |  |  |  |  |  |  |  |  |  |  |  |
Number of warrants to purchase ordinary shares | shares |  |  |  | 863,333 |  |  |  | 863,333 |  | 7,950,769 | 10,002,500 | 8,814,102
Exercise price of warrants (in dollars per share) | $ / shares |  |  |  |  |  |  |  | $ 6.24 |  | $ 0.8 |  |
Class A Ordinary Shares | Post 2024 Reverse Stock Split |  |  |  |  |  |  |  |  |  |  |  |
ORDINARY SHARES PURCHASE WARRANTS ISSUED TO INVESTORS |  |  |  |  |  |  |  |  |  |  |  |
Number of warrants to purchase ordinary shares | shares |  |  |  | 47,964 |  |  |  | 47,964 |  | 441,710 | 555,694 | 489,673
Exercise price of warrants (in dollars per share) | $ / shares |  |  |  |  |  |  |  | $ 112.32 |  | $ 14.4 |  |

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