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CASH AND CASH EQUIVALENTS (Tables) | 6 Months Ended
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Jun. 30, 2021
Cash and cash equivalents [abstract] |
Schedule of cash and cash equivalents |
Schedule of cash and cash equivalents |  |  |  |  |  |  |  |  |  |  |  |
|  | December 31, |  |  | June 30, |  |  | June 30, |
|  | 2020 |  |  | 2021 |  |  | 2021 |
|  | CNY |  |  | CNY |  |  | US$ |
|  | (Audited) |  |  | (Unaudited) |  |  | (Unaudited) |
Cash and cash equivalents |  |  |  |  |  |  |  |  |  |  |  |
- Cash on hand |  |  | 64 |  |  |  | 64 |  |  |  | 10 |
- Cash at bank |  |  | 2,386 |  |  |  | 32,474 |  |  |  | 5,029 |
Cash and cash equivalents |  |  | 2,450 |  |  |  | 32,538 |  |  |  | 5,039 |

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