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Inventories (Tables)
 12 Months Ended
Dec. 31, 2019
Text block [abstract]  
Summary of Inventories
   As of   As of 
   December 31,
2019 Million		   December 31,
2018 Million		 
Handsets, SIM cards and other terminals
   5,205    6,939 
Other consumables
   2,133    1,918 
  
 
 
   
 
 
 
   7,338    8,857