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BUSINESS ACQUISITION AND INVESTMENT IN UNCONSOLIDATED ENTITY - Additional Information (Details) |  |  |  |  |  | 12 Months Ended |  |
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May 01, 2024 | Mar. 15, 2023 shares | Jan. 05, 2022 shares | Jan. 13, 2021 CNY (¥) item shares | Aug. 21, 2018 CNY (¥) shares | Jun. 30, 2025 CNY (¥) item | Jun. 30, 2024 CNY (¥) | Jun. 30, 2023 CNY (¥) | Jun. 30, 2021 CNY (¥) | Jun. 30, 2021 USD ($) | Jan. 13, 2021 USD ($) item $ / shares | Dec. 31, 2020
BUSINESS ACQUISITION AND INVESTMENT IN UNCONSOLIDATED ENTITY |  |  |  |  |  |  |  |  |  |  |  |
Cost method investment ownership percentage |  |  |  |  | 43.00% |  |  |  |  |  |  | 43.00%
Shares |  |  |  |  | 487,057 |  |  |  |  |  |  |
Reverse stock split | 0.056 |  |  |  |  | 0.2 |  |  |  |  |  |
Post 2024 Reverse Stock Split |  |  |  |  |  |  |  |  |  |  |  |
BUSINESS ACQUISITION AND INVESTMENT IN UNCONSOLIDATED ENTITY |  |  |  |  |  |  |  |  |  |  |  |
Shares |  |  |  |  | 27,059 |  |  |  |  |  |  |
Future Gas Station (Beijing) Technology, Ltd |  |  |  |  |  |  |  |  |  |  |  |
BUSINESS ACQUISITION AND INVESTMENT IN UNCONSOLIDATED ENTITY |  |  |  |  |  |  |  |  |  |  |  |
Payments to acquire additional interest in subsidiaries | ¥ |  |  |  |  | ¥ 10,000,000 |  |  |  |  |  |  |
Number of gas stations extending business | item |  |  |  |  |  | 200 |  |  |  |  |  |
Number of Company's subsidiaries who entered into the fourth supplemental agreement to the investment agreement | item |  |  |  | 2 |  |  |  |  |  |  | 2 |
Equity method investment additional information |  |  |  |  | As consideration for increasing its affiliates’ interest in FGS from 8% to 43%, the Company will (1) pay a total of RMB10 million in cash to FGS and (2) issue 487,057 (27,059 shares post 2024 Reverse Split) restricted Class A Ordinary Shares of the Company (the “Restricted Shares”) to the other shareholders of FGS within 30 days after FGS finalizes recording the Company’s corresponding interest at the local governmental agency. |  |  |  |  |  |  |
Stock price | $ / shares |  |  |  |  |  |  |  |  |  |  | $ 1.61 |
Fair market value of waived performance goals |  |  |  | ¥ 1,689,807 |  |  |  |  |  |  | $ 231,503 |
Remeasurement gain of previously held equity interests in connection with step acquisition |  |  |  |  |  |  |  |  | ¥ 979,254 | $ 134,157 |  |
Business Combination Achieved In Stages Preacquisition Equity Interest In Acquiree Remeasurement Gain Statement Of Income Or Comprehensive Income Extensible Enumeration Not Disclosed Flag |  |  |  |  |  |  |  |  | true | true |  |
Future Gas Station (Beijing) Technology, Ltd | Post 2024 Reverse Stock Split |  |  |  |  |  |  |  |  |  |  |  |
BUSINESS ACQUISITION AND INVESTMENT IN UNCONSOLIDATED ENTITY |  |  |  |  |  |  |  |  |  |  |  |
Stock price | $ / shares |  |  |  |  |  |  |  |  |  |  | $ 28.98 |
Future Gas Station (Beijing) Technology, Ltd |  |  |  |  |  |  |  |  |  |  |  |
BUSINESS ACQUISITION AND INVESTMENT IN UNCONSOLIDATED ENTITY |  |  |  |  |  |  |  |  |  |  |  |
Percentage of equity interest to be acquired in exchange for waiver of performance goals |  |  |  | 8.00% |  |  |  |  |  |  | 8.00% |
Consideration in shares |  |  |  | 487,057 |  |  |  |  |  |  |  |
Percentage of deemed consideration of equity |  |  |  | 8.00% |  |  |  |  |  |  |  |
Business Acquisition, Percentage of Voting Interests Acquired |  |  |  | 8.00% |  |  |  |  |  |  | 8.00% |
Number of shares cancelled |  |  |  | 162,352 |  |  |  |  |  |  |  |
Future Gas Station (Beijing) Technology, Ltd | Post 2024 Reverse Stock Split |  |  |  |  |  |  |  |  |  |  |  |
BUSINESS ACQUISITION AND INVESTMENT IN UNCONSOLIDATED ENTITY |  |  |  |  |  |  |  |  |  |  |  |
Consideration in shares |  |  |  | 27,059 |  |  |  |  |  |  |  |
Number of shares cancelled |  |  |  | 9,020 |  |  |  |  |  |  |  |
Future Gas Station (Beijing) Technology, Ltd | Customer relationship |  |  |  |  |  |  |  |  |  |  |  |
BUSINESS ACQUISITION AND INVESTMENT IN UNCONSOLIDATED ENTITY |  |  |  |  |  |  |  |  |  |  |  |
Amortization expense | ¥ |  |  |  |  |  | ¥ 0 | ¥ 0 | ¥ 700,000 |  |  |  |
Impairment loss for intangible assets | ¥ |  |  |  |  |  | ¥ 0 | ¥ 0 | ¥ 5,250,000 |  |  |  |
Impairment, Intangible Asset, Statement of Income or Comprehensive Income [Extensible Enumeration] |  |  |  |  |  | Goodwill and Intangible Asset Impairment | Goodwill and Intangible Asset Impairment | Goodwill and Intangible Asset Impairment |  |  |  |
Future Gas Station (Beijing) Technology, Ltd | Future Gas Station (Beijing) Technology, Ltd |  |  |  |  |  |  |  |  |  |  |  |
BUSINESS ACQUISITION AND INVESTMENT IN UNCONSOLIDATED ENTITY |  |  |  |  |  |  |  |  |  |  |  |
Ownership interest (as a percent) |  |  |  | 51 |  |  |  |  |  |  | 51 |
Restricted shares |  |  |  |  |  |  |  |  |  |  |  |
BUSINESS ACQUISITION AND INVESTMENT IN UNCONSOLIDATED ENTITY |  |  |  |  |  |  |  |  |  |  |  |
Reverse stock split | 0.056 |  |  |  |  |  |  |  |  |  |  |
Number of shares issued |  | 1,000,000 | 1,050,000 |  |  |  |  |  |  |  |  |
Restricted shares | Post 2024 Reverse Stock Split |  |  |  |  |  |  |  |  |  |  |  |
BUSINESS ACQUISITION AND INVESTMENT IN UNCONSOLIDATED ENTITY |  |  |  |  |  |  |  |  |  |  |  |
Number of shares issued |  | 55,556 | 58,333 |  |  |  |  |  |  |  |  |
Restricted shares | Future Gas Station (Beijing) Technology, Ltd |  |  |  |  |  |  |  |  |  |  |  |
BUSINESS ACQUISITION AND INVESTMENT IN UNCONSOLIDATED ENTITY |  |  |  |  |  |  |  |  |  |  |  |
Consideration in shares |  |  |  | 487,057 |  |  |  |  |  |  |  |
Restricted shares | Future Gas Station (Beijing) Technology, Ltd | Post 2024 Reverse Stock Split |  |  |  |  |  |  |  |  |  |  |  |
BUSINESS ACQUISITION AND INVESTMENT IN UNCONSOLIDATED ENTITY |  |  |  |  |  |  |  |  |  |  |  |
Consideration in shares |  |  |  | 27,059 |  |  |  |  |  |  |  |
Minimum | Future Gas Station (Beijing) Technology, Ltd |  |  |  |  |  |  |  |  |  |  |  |
BUSINESS ACQUISITION AND INVESTMENT IN UNCONSOLIDATED ENTITY |  |  |  |  |  |  |  |  |  |  |  |
Ownership interest (as a percent) |  |  |  |  | 8 |  |  |  |  |  |  |
Maximum | Future Gas Station (Beijing) Technology, Ltd |  |  |  |  |  |  |  |  |  |  |  |
BUSINESS ACQUISITION AND INVESTMENT IN UNCONSOLIDATED ENTITY |  |  |  |  |  |  |  |  |  |  |  |
Ownership interest (as a percent) |  |  |  |  | 43 |  |  |  |  |  |  |
Class A ordinary shares |  |  |  |  |  |  |  |  |  |  |  |
BUSINESS ACQUISITION AND INVESTMENT IN UNCONSOLIDATED ENTITY |  |  |  |  |  |  |  |  |  |  |  |
Reverse stock split | 0.056 |  |  |  |  |  |  |  |  |  |  |
Class A ordinary shares | Future Gas Station (Beijing) Technology, Ltd |  |  |  |  |  |  |  |  |  |  |  |
BUSINESS ACQUISITION AND INVESTMENT IN UNCONSOLIDATED ENTITY |  |  |  |  |  |  |  |  |  |  |  |
Shares |  |  |  |  | 487,057 |  |  |  |  |  |  |
Class A ordinary shares | Future Gas Station (Beijing) Technology, Ltd | Post 2024 Reverse Stock Split |  |  |  |  |  |  |  |  |  |  |  |
BUSINESS ACQUISITION AND INVESTMENT IN UNCONSOLIDATED ENTITY |  |  |  |  |  |  |  |  |  |  |  |
Shares |  |  |  |  | 27,059 |  |  |  |  |  |  |

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