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Dividends declared and paid
12 Months Ended
Dec. 31, 2022
Text block [abstract]  
Dividends declared and paid
19.
Dividends declared and paid
 
    
31.12.2021
    
31.12.2022
    
31.12.2022
 
    
RMB’000
    
RMB’000
    
US$’000
 
Declared and paid during the year
                          
Dividends on ordinary shares:
                          
Final dividend paid in 2022: US$ 0.40 per share (2021: US$ 1.70 per share)
     448,712        109,684        15,778  
    
 
 
    
 
 
    
 
 
 
Dividend paid in cash
     448,712        109,684        15,778