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SHORT TERM INVESTMENT (Tables) | 12 Months Ended
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Dec. 31, 2021
Short-term Investments [Abstract] |
Schedule of short term investments |
|  | As of December 31, |
|  | 2020 |  |  | 2021 |
|  | RMB |  |  | RMB |
Time deposits |  |  | 134,146 |  |  |  | 167,781 |
Wealth management products |  |  | — |  |  |  | 212,271 |
Total short-term investment |  |  | 134,146 |  |  |  | 380,052 |

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