v3.25.2
Summary of Significant Accounting Policies (Details)
¥ in Thousands, $ in Thousands
6 Months Ended
Jun. 30, 2025
CNY (¥)
Jun. 30, 2025
USD ($)
Jun. 30, 2024
CNY (¥)
Jun. 30, 2024
USD ($)
Jun. 30, 2025
USD ($)
Dec. 31, 2024
CNY (¥)
Dec. 31, 2023
CNY (¥)
Summary of Significant Accounting Policies [Line Items]              
Accumulated deficit ¥ (4,656,714)       $ (650,052) ¥ (4,618,595)  
Net loss (39,182) $ (5,469) ¥ 16,411        
Operating activities (21,235) (2,964) (5,866)        
Cash and cash equivalents 34,647   125,427   $ 4,837 75,351  
Foreign currency transaction gain (Loss), before tax ¥ 524 73 ¥ 72        
Employee social insurance benefits 4,605,000   3,930   4,605,000    
Bank balance ¥ 7,029         10,548  
Restricted bank balance 2,689         3,585  
Gain recognized on short-term investments 2,917 $ 407 ¥ 148        
Accounts receivable ¥ 632,237   632,940     ¥ 640,394 ¥ 614,246
Percentage of accounts receivable 6.00% 6.00%          
Accounts receivable ¥ 946   24,895        
Goodwill, impairment (in Dollars) | $          
Impairment Loss For Long term Equity Investment 1,000        
Value added tax rate 6.00% 6.00%          
Operating segment 1 1          
Appropriation general reserve fund minimum 10.00% 10.00%          
Appropriation general reserve fund maximum 50.00% 50.00%          
Surplus fund minimum 10.00% 10.00%          
Surplus fund maximum 50.00% 50.00%          
Appropriation general reserve          
Appropriation discretionary funds          
Segment description The Group’s chief operating decision maker has been identified as the Chief Executive Officer, who reviews consolidated results when making decisions about allocating resources and assessing performance of the Group. The Group’s chief operating decision maker has been identified as the Chief Executive Officer, who reviews consolidated results when making decisions about allocating resources and assessing performance of the Group.          
Segment Reporting, CODM, Individual Title and Position or Group Name [Extensible Enumeration] Chief Executive Officer Chief Executive Officer          
US [Member]              
Summary of Significant Accounting Policies [Line Items]              
Employee social insurance benefits 1       1    
RMB [Member]              
Summary of Significant Accounting Policies [Line Items]              
Employee social insurance benefits 7.1636       7.1636    
Restricted Cash [Member]              
Summary of Significant Accounting Policies [Line Items]              
Restricted bank balance ¥ 931            
Loans Receivable [Member]              
Summary of Significant Accounting Policies [Line Items]              
Loan receivable term 5 years 5 years