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Short Term Investment (Details) $ in Thousands |  | 12 Months Ended
--- | --- | ---
Sep. 06, 2021 USD ($) | Sep. 06, 2021 CNY (¥) | Dec. 31, 2021 USD ($)
Short Term Investment (Details) [Line Items] |  |  |
Short term investment |  |  | $ 2,190
Investment term |  |  | 12 months
Investment returns |  |  | 8.00%
Hainan [Member] |  |  |
Short Term Investment (Details) [Line Items] |  |  |
Private equity investment | $ 2,190 |  |
Investment portfolio (in Yuan Renminbi) | ¥ |  | ¥ 13,000,000 |

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