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Earnings Per Share (Tables)
12 Months Ended
Dec. 31, 2019
Text block [abstract]  
Disclosure of diluted earnings per share
   2019   2018   2017 
   Million   Million   Million 
Profit attributable to equity shareholders of the Company used in calculating basic earnings per share
   106,641    117,781    114,279 
Add:  Dilution impact on share of profit of investment in an associate due to the associate’s convertible bonds (note 23)
   41    —      —   
Less:  Fair value gain on the associate’s convertible bonds held by the Group, net of tax
   (632   —      —   
  
 
 
   
 
 
   
 
 
 
Profit attributable to equity shareholders of the Company used in calculating diluted earnings per share
   106,050    117,781    114,279