v3.25.4
Trade receivables - Schedule of ECL Allowance for Trade Receivables (Details) - Accumulated impairment [member] - Trade receivables [member] - CNY (¥)
¥ in Thousands
12 Months Ended
Dec. 31, 2024
Dec. 31, 2023
Trade receivables    
Opening loss allowance ¥ 60,513  
Closing loss allowance 63,865 ¥ 60,513
Aggregate continuing and discontinued operations [member]    
Trade receivables    
Opening loss allowance 60,513 22,252
Arising from business combination 0 105
Provision for loss allowance, net 10,341 38,156
Disposal of subsidiaries (1,717) 0
Closing loss allowance 69,137 60,513
Disposal groups classified as held for sale [member]    
Trade receivables    
Opening loss allowance 0  
Closing loss allowance ¥ 5,272 ¥ 0