XML 172 R155.htm IDEA: XBRL DOCUMENT v3.25.1
Share-based payments - Share options outstanding (Details)
12 Months Ended
Dec. 31, 2024
CNY (¥)
¥ / shares
Dec. 31, 2023
CNY (¥)
Disclosure of number and weighted average remaining contractual life of outstanding share options [line items]    
Number of share options 6,830,110,000 8,141,810,000
RMB1.33    
Disclosure of number and weighted average remaining contractual life of outstanding share options [line items]    
Exercise price | ¥ / shares ¥ 1.33  
Fair value of options ¥ 0.62  
Number of share options 831,690,000 944,490,000
RMB2.00    
Disclosure of number and weighted average remaining contractual life of outstanding share options [line items]    
Exercise price | ¥ / shares ¥ 2  
Fair value of options ¥ 0.52  
Number of share options 4,139,400,000 4,576,500,000
RMB 52.00, granted In 2018    
Disclosure of number and weighted average remaining contractual life of outstanding share options [line items]    
Exercise price | ¥ / shares ¥ 52  
Fair value of options ¥ 26  
Number of share options 1,418,520,000 2,068,320,000
RMB 52.00, granted In 2019    
Disclosure of number and weighted average remaining contractual life of outstanding share options [line items]    
Exercise price | ¥ / shares ¥ 52  
Fair value of options ¥ 23.42  
Number of share options 440,500,000 552,500,000