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Summary of Significant Accounting Policies (Details) - Schedule of fair value recurring basis using significant unobservable inputs - Warrant liabilities [Member]
¥ in Thousands
12 Months Ended
Dec. 31, 2020
CNY (¥)
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]  
Balance
Warrant liabilities resulting from SPAC Transaction 36,121
Fair value change (3,904)
Exchange difference (2,659)
Balance ¥ 29,558