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CLASS A ORDINARY SHARES (Details) |  |  |  |  |  |  |  |  | 1 Months Ended | 6 Months Ended |  |  |  |  |  |
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Feb. 28, 2022 USD ($) | Jun. 14, 2021 USD ($) $ / shares shares | Apr. 05, 2021 USD ($) Vote $ / shares shares | Jun. 26, 2020 USD ($) $ / shares shares | May 21, 2020 USD ($) $ / shares shares | Dec. 26, 2019 shares | Dec. 10, 2019 $ / shares shares | Aug. 21, 2018 CNY (¥) shares | Aug. 21, 2018 CNY (¥) | Dec. 31, 2021 CNY (¥) shares | Dec. 31, 2021 USD ($) | Dec. 31, 2020 CNY (¥) | May 07, 2022 shares | Dec. 31, 2021 USD ($) $ / shares shares | Jun. 30, 2021 $ / shares | Jun. 30, 2021 CNY (¥) shares | Jan. 13, 2021 | Jun. 30, 2020 shares | Sep. 21, 2018 $ / shares
Equity [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Cost Method Investment Ownership Percentage |  |  |  |  |  |  |  | 43.00% | 43.00% |  |  | 43.00% |  |  |  |  |  |  |
Stock Issued During Period, Shares, Restricted Stock Award, Net of Forfeitures |  |  |  |  |  |  |  | 487,057 |  |  |  |  |  |  |  |  |  |  |
Reverse stock split ratio |  |  |  |  |  |  |  |  |  | 0.2 | 0.2 |  |  |  |  |  |  |  |
Number of Ordinary Shares called for by warrants |  |  |  | 1,680,000 |  |  |  |  |  |  |  |  |  |  |  | 29,520,000 |  | 911,112 |
Gross proceeds | $ |  |  |  | $ 2,100,000 | $ 2,100,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |
Payments of Stock Issuance Costs | $ |  |  |  | 200,000 | 300,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |
Net proceeds | $ |  |  |  | $ 1,900,000 | $ 1,700,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |
Placement agent's fees and other estimated offering expenses |  |  |  |  |  |  |  |  |  | ¥ 30,408,264 | $ 4,700,000 |  |  |  |  |  |  |  |
Percentage Transfer Of Profit To Statutory Reserves |  |  |  |  |  |  |  |  |  | 10.00% | 10.00% |  |  |  |  |  |  |  |
Transfer Of Profit To Statutory Reserves Up to Certain Percentage Of Registered Capital |  |  |  |  |  |  |  |  |  | 50.00% | 50.00% |  |  |  |  |  |  |  |
Appropriated retained earnings |  |  |  |  |  |  |  |  |  | ¥ 4,148,929 |  |  |  | $ 652,202 |  | ¥ 4,148,929 |  |  |
Proceeds from Issuance of Common Stock |  |  |  |  |  |  |  |  |  | ¥ 0 | $ 0 | ¥ 9,930,015 |  |  |  |  |  |  |
Subsequent event |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Equity [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Stock Issued During Period, Value, New Issues | $ | $ 1,694,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Minimum |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Equity [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Equity Method Investment, Ownership Percentage |  |  |  |  |  |  |  | 8.00% | 8.00% |  |  |  |  |  |  |  |  |  |
Maximum |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Equity [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Equity Method Investment, Ownership Percentage |  |  |  |  |  |  |  | 43.00% | 43.00% |  |  |  |  |  |  |  |  |  |
Class A ordinary shares |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Equity [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Reverse stock split ratio |  |  |  |  |  |  | 0.2 |  |  |  |  |  |  |  |  |  |  |  |
Common shares, shares authorized |  |  | 150,000,000 |  |  |  |  |  |  | 150,000,000 |  |  |  | 150,000,000 |  | 150,000,000 |  |  |
Par value (in dollars per share) | $ / shares |  | $ 0.0925 | $ 0.0925 | $ 0.0925 | $ 0.0925 |  |  |  |  |  |  |  |  | $ 0.0925 | $ 0.0925 |  |  |  |
Number of ordinary share in lieu of the fractional share, the shareholder was entitled to receive |  |  |  |  |  | 23,049,639 |  |  |  |  |  |  |  |  |  |  |  |  |
Common shares, shares outstanding |  |  |  |  |  | 4,611,720 |  |  |  | 27,180,718 |  |  |  | 27,180,718 |  | 26,868,391 |  |  |
Number of Common Stock to be Issued |  |  |  | 1,680,000 | 911,112 |  |  |  |  |  |  |  |  |  |  |  |  |  |
Number of Ordinary Shares called for by warrants |  | 6,014,102 |  | 1,680,000 | 911,112 |  |  |  |  |  |  |  |  |  |  |  |  |  |
Authorized share capital | $ |  |  | $ 15,725,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Number of votes | Vote |  |  | 1 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Stock issuance (in shares) |  | 6,014,102 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Class A ordinary shares | Minimum |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Equity [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Common shares, shares authorized |  |  |  |  |  |  | 20,000,000 |  |  |  |  |  |  |  |  |  |  |  |
Par value (in dollars per share) | $ / shares |  |  |  |  |  |  | $ 0.0185 |  |  |  |  |  |  |  |  |  |  |  |
Class A ordinary shares | Maximum |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Equity [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Common shares, shares authorized |  |  |  |  |  |  | 100,000,000 |  |  |  |  |  |  |  |  |  |  |  |
Par value (in dollars per share) | $ / shares |  |  |  |  |  |  | $ 0.0925 |  |  |  |  |  |  |  |  |  |  |  |
Class B ordinary shares |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Equity [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Common shares, shares authorized |  |  | 20,000,000 |  |  |  |  |  |  | 20,000,000 |  |  |  | 20,000,000 |  | 20,000,000 |  |  |
Par value (in dollars per share) | $ / shares |  |  | $ 0.0925 |  |  |  |  |  |  |  |  |  |  | $ 0.0925 | $ 0.0925 |  |  |  |
Common shares, shares outstanding |  |  |  |  |  |  |  |  |  | 2,500,000 |  |  |  | 2,500,000 |  | 0 |  |  |
Authorized share capital | $ |  |  | $ 1,850,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Number of votes | Vote |  |  | 15 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Pre-funded warrants |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Equity [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Number of Ordinary Shares called for by warrants |  | 8,814,102 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Gross proceeds | $ |  | $ 55,000,000.0 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Stock issuance (in shares) |  | 2,800,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Pre-funded warrants | Subsequent event |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Equity [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Number of Ordinary Shares called for by warrants |  |  |  |  |  |  |  |  |  |  |  |  | 1,470,000 |  |  |  |  |  |
Future Gas Station (Beijing) Technology, Ltd |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Equity [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Equity Method Investment, Ownership Percentage |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 51.00% |  |
Payments to Acquire Additional Interest in Subsidiaries | ¥ |  |  |  |  |  |  |  | ¥ 10,000,000 | ¥ 10,000,000 |  |  |  |  |  |  |  |  |  |
Stock Issued During Period, Shares, Restricted Stock Award, Net of Forfeitures |  |  |  |  |  |  |  | 487,057 |  |  |  |  |  |  |  |  |  |  |
Shares Issued, Price Per Share | $ / shares |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 6.4375
Future Gas Station (Beijing) Technology, Ltd | Class A ordinary shares |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Equity [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Stock Issued During Period, Shares, Restricted Stock Award, Net of Forfeitures |  |  |  |  |  |  |  | 487,057 |  |  |  |  |  |  |  |  |  |  |

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