v3.26.1
Event occurring after the reporting period (Details) - Other disposals of assets [member]
¥ in Millions
12 Months Ended
Dec. 31, 2025
CNY (¥)
Apr. 10, 2026
USD ($)
Event occurring after the reporting period    
Disposal of financial assets measured at amortized cost | $   $ 184,000
Fair value loss on financial assets measured at amortised cost | ¥ ¥ 127.9