v3.26.3
Financial liabilities at fair value through profit or loss (Details)
¥ in Thousands
6 Months Ended
Jun. 04, 2025
USD ($)
Oct. 04, 2024
USD ($)
Sep. 05, 2023
USD ($)
Jul. 03, 2023
Jun. 30, 2026
CNY (¥)
Jun. 30, 2026
USD ($)
Jun. 30, 2025
CNY (¥)
Dec. 31, 2025
CNY (¥)
Jul. 31, 2023
USD ($)
Jul. 06, 2023
USD ($)
Financial liabilities at fair value through profit or loss (Details) [Line Items]                    
Borrowings, interest rate         3.00%     3.00%    
Repayments of borrowings, classified as financing activities         ¥ 159,038 $ 23,439,000 ¥ 235,970      
Aggregate amount | ¥         573,496     ¥ 582,724    
The company recongnized gains (in Yuan Renminbi) | ¥         ¥ 2,400          
July 2023 LMR Convertible Bond [member]                    
Financial liabilities at fair value through profit or loss (Details) [Line Items]                    
Notional amount                   $ 30,000,000
Borrowings maturity       July 3, 2024            
September 2023 LMR Convertible Bond [member]                    
Financial liabilities at fair value through profit or loss (Details) [Line Items]                    
Notional amount     $ 40,000,000              
Borrowings maturity     September 2, 2024              
July 2024 LMR Convertible Bond [member] | Forecast [Member]                    
Financial liabilities at fair value through profit or loss (Details) [Line Items]                    
Notional amount                 $ 25,000,000  
Debt securities price                 $ 25,000,000  
July 2023 And September 2023 LMR Convertible Notes [Member]                    
Financial liabilities at fair value through profit or loss (Details) [Line Items]                    
Aggregate outstanding amount   $ 35,500,000                
Repayments of current borrowings   500,000                
October 2024 LMR Convertible Bond [Member]                    
Financial liabilities at fair value through profit or loss (Details) [Line Items]                    
Current debt instruments issued   $ 35,000,000                
Convertible instruments [member]                    
Financial liabilities at fair value through profit or loss (Details) [Line Items]                    
Borrowings, interest rate     5.00%              
Entering into significant commitments or contingent liabilities [member] | Convertible instruments [member]                    
Financial liabilities at fair value through profit or loss (Details) [Line Items]                    
Repayments of borrowings, classified as financing activities $ 1,500,000                  
Aggregate amount $ 15,000,000                  
Debt instrument term, repayment, number of monthly installments 24