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ORGANIZATION AND NATURE OF OPERATIONS - Energy consumption market opened to private and foreign companies (Details) - Future Gas Station (Beijing) Technology, Ltd |  |  | 12 Months Ended |  |
--- | --- | --- | --- | --- | ---
Jan. 13, 2021 CNY (¥) | Jan. 13, 2021 USD ($) | Aug. 21, 2018 CNY (¥) shares | Jun. 30, 2019 CNY (¥) shares | Jun. 30, 2019 USD ($) shares | Feb. 04, 2021 | Dec. 15, 2017
Aggregate amount invested | ¥ 30,530,000 | $ 4,799,244 |  |  |  |  |
Domestic Companies |  |  |  |  |  |  |
Equity interest acquired |  |  |  |  |  |  | 8.00%
Ownership interest held |  |  |  |  |  | 51.00% |
Domestic Companies | Investment Agreement |  |  |  |  |  |  |
Equity interest acquired |  |  | 43.00% | 43.00% | 43.00% |  |
Investment in FGS agreed | ¥ |  |  | ¥ 10,000,000 |  |  |  |
Number of shares issued | shares |  |  | 487,057 | 487,057 | 487,057 |  |
Aggregate amount invested |  |  |  | ¥ 35,116,707 | $ 5,520,264 |  |
Domestic Companies | Fourth supplemental agreement |  |  |  |  |  |  |
Equity interest acquired |  |  | 8.00% |  |  | 8.00% |

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