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Accrued Expenses and Other Current Liabilities (Details) - Schedule of accrued expenses and other current liabilities - CNY (¥) | Jun. 30, 2021 | Dec. 31, 2020 | Dec. 31, 2019
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Schedule of accrued expenses and other current liabilities [Abstract] |  |  |  |  |
Penalty payable | ¥ 42,914,000 | ¥ 48,021,000 | [1] | ¥ 13,282,000 | [1]
Refundable deposits from members, current | 54,077,000 | 54,999,000 |  | 80,935,000 |
Payable for investments and acquisitions | 46,470,000 | 46,470,000 |  |  |
Accrued payroll | 10,983,000 | 19,062,000 |  | 26,719,000 |
VAT and other taxes payable | 19,969,000 | 18,561,000 |  |  |
Others | 8,220,000 | 23,692,000 |  | 11,513 |
Third-party loans | 33,023,000 | 53,192,000 | [2] | 34,366,000 | [2]
Total | ¥ 215,656,000 | ¥ 263,997,000 |  | ¥ 276,577,000 |
[1] | This item represents penalty for early termination of lease and overdue rent.
[2] | This item represents loans borrowed from third party individuals or companies which need to repay within one year with annual interest rate from 4.85% to 20%.

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