v3.26.3
Related Party Transactions - Schedule of Related Parties (Details) - Shanghai Diyi [Member]
¥ in Thousands, $ in Thousands
6 Months Ended
Jun. 30, 2026
CNY (¥)
Jun. 30, 2026
USD ($)
Jun. 30, 2025
CNY (¥)
Jun. 30, 2026
USD ($)
Dec. 31, 2025
CNY (¥)
Schedule of Related Parties [Line Items]          
Related parties - Nature Equity investee of the Company Equity investee of the Company      
Amount due from related parties - Nature Accounts receivable Accounts receivable      
Amount due from related parties ¥ 254     $ 37 ¥ 321
Net Revenues — Related Party 2,080 $ 307 ¥ 231    
Cost of revenues — Related Party ¥ 44 $ 6 ¥ 185