v3.26.1
Other payables and accruals (Details) - CNY (¥)
¥ in Millions
12 Months Ended
Dec. 31, 2025
Dec. 31, 2024
Disclosure of analysis of single amount of discontinued operations [line items]    
Amount included in contract liabilities at the beginning of the year ¥ 29.7 ¥ 54.1