| 
       Items  | 
      
       2024  | 
      
       2023  | 
      
       2022  | 
      
       2021  | 
      
       2020  | 
    
| 
       Attributable Profit(million)  | 
      
       93,586  | 
      
       92,728  | 
      
       92,102  | 
      
       87,581  | 
      
       78,274  | 
    
| 
       Total Assets(million)  | 
      
       14,900,717  | 
      
       14,060,472  | 
      
       12,991,571  | 
      
       11,665,757  | 
      
       10,697,616  | 
    
| 
       Diluted Earnings Per Share(RMB)  | 
      
       1.16  | 
      
       1.15  | 
      
       1.14  | 
      
       1.10  | 
      
       0.99  | 
    
| 
       Net Assets Per Share(RMB)  | 
      
       13.06  | 
      
       12.30  | 
      
       11.41  | 
      
       10.64  | 
      
       9.87  | 
    
| 
       Impaired Loans Ratio(%)  | 
      
       1.31  | 
      
       1.33  | 
      
       1.35  | 
      
       1.48  | 
      
       1.67  | 
    
| 
       Provision coverage ratio(%)  | 
      
       201.94  | 
      
       195.21  | 
      
       180.68  | 
      
       166.50  | 
      
       143.87  | 
    
| 
       ROAA(%)  | 
      
       0.65  | 
      
       0.69  | 
      
       0.75  | 
      
       0.80  | 
      
       0.77  | 
    
| 
       ROAE(%)  | 
      
       9.08  | 
      
       9.68  | 
      
       10.34  | 
      
       10.76  | 
      
       10.35  | 
    
| 
       Core Tier-1 Capital Adequacy Ratio(%)  | 
      
       10.24  | 
      
       10.23  | 
      
       10.06  | 
      
       10.62  | 
      
       10.87  | 
    
| 
       Capital Adequacy Ratio(%)  | 
      
       16.02  | 
      
       15.27  | 
      
       14.97  | 
      
       15.45  | 
      
       15.25  |