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Contract liabilities
 12 Months Ended
Dec. 31, 2019
Text block [abstract]  
Contract liabilities
40
Contract liabilities
 
 
 
  
2019
RMB million
 
  
2018
RMB million
 
Unredeemed credits under the frequent flyer award programs (Notes (i) & (ii))
  
 
1,568
 
  
 
1,693
 
Others
  
 
42
 
  
 
—  
 
 
  
 
 
 
  
 
 
 
 
  
 
1,610
 
  
 
1,693
 
 
  
 
 
 
  
 
 
 
Notes:
 
(i)
As at December 31, 2019, the aggregated amount of the transaction price allocated to the remaining performance obligation, which is the unredeemed credits under the frequent flyer award programs, amounted to RMB3,331 million (December 31, 2018: RMB3,711 million). This amount represents revenue expected to be recognized in the future when the customers take possession of the goods or services redeemed.
(ii)
The amounts represent the unredeemed credits under the frequent flyer award programs. Movement in the accounts is set out below:
 
 
  
2019
 
  
2018
 
 
  
RMB million
 
  
RMB million
 
Balance at January 1
  
 
3,711
 
  
 
3,261
 
-Current
  
 
1,693
 
  
 
1,461
 
-Non-current
  
 
2,018
 
  
 
1,800
 
Addition as a result of increase of the unredeemed credits under the frequent flyer award programs
  
 
1,979
 
  
 
2,161
 
Reduction as a result of revenue recognized during the year
  
 
(2,359
) 
  
 
(1,711
) 
Representing:
  
   
  
   
-Recognized as revenue from opening balance of contract liabilities
  
 
(1,948
) 
  
 
(1,461
) 
-Recognized as revenue from current year addition of contract liabilities
  
 
(411
) 
  
 
(250
) 
 
  
 
 
 
  
 
 
 
Balance at December 31
  
 
3,331
 
  
 
3,711
 
 
  
 
 
 
  
 
 
 
Representing:
  
   
  
   
-Current
  
 
1,568
 
  
 
1,693
 
-Non-current
(Note 42)
  
 
1,763
 
  
 
2,018