v3.26.1
Short-term loan - Additional Information (Details)
¥ in Thousands, $ in Thousands
1 Months Ended 12 Months Ended
Mar. 31, 2025
CNY (¥)
Mar. 31, 2024
CNY (¥)
Dec. 31, 2025
CNY (¥)
Dec. 31, 2025
USD ($)
Dec. 31, 2023
CNY (¥)
Dec. 31, 2024
CNY (¥)
Short-term loan            
Short-term loan           ¥ 3,000
Repayments of short term loan ¥ 3,000   ¥ 3,000 $ 429 ¥ 5,000  
Shenzhen Zhongxiaodan Micro Credit Co., Ltd            
Short-term loan            
Short-term loan   ¥ 3,000        
Fixed interest rate   4.90%        
Loan term (in years)   1 year