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Summary of Significant Accounting Policies (Details)
¥ in Thousands, $ in Thousands
6 Months Ended
Jun. 30, 2024
CNY (¥)
Jun. 30, 2024
USD ($)
Jun. 30, 2023
CNY (¥)
Jun. 30, 2023
USD ($)
Jun. 30, 2024
USD ($)
Dec. 31, 2023
CNY (¥)
Summary of Significant Accounting Policies [Line Items]            
Expected credit losses ¥ (531) $ (73) ¥ 2,086      
Underpayment taxes 100 15        
Other comprehensive loss 446 $ 61      
Commitments and contingencies   ¥ 3,507   ¥ 3,507
Minimum [Member]            
Summary of Significant Accounting Policies [Line Items]            
Estimated useful lives 1 year       1 year  
VAT Rate 6.00% 6.00%        
Minimum [Member] | Service Agreements [Member]            
Summary of Significant Accounting Policies [Line Items]            
Estimated useful lives 3 years       3 years  
Maximum [Member]            
Summary of Significant Accounting Policies [Line Items]            
Estimated useful lives 10 years       10 years  
VAT Rate 13.00% 13.00%        
Maximum [Member] | Service Agreements [Member]            
Summary of Significant Accounting Policies [Line Items]            
Estimated useful lives 5 years       5 years  
US [Member]            
Summary of Significant Accounting Policies [Line Items]            
Convenience translation rate 1       1  
RMB [Member]            
Summary of Significant Accounting Policies [Line Items]            
Convenience translation rate 7.2672       7.2672