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Accrued expenses
 12 Months Ended
Dec. 31, 2019
Text block [abstract]  
Accrued expenses
44
Accrued expenses
 
 
  
2019
 
  
2018
 
 
  
RMB million
 
  
RMB million
 
 
  
 
 
  
(Note)
 
Repairs and maintenance
  
 
4,312
 
  
 
4,468
 
Jet fuel costs
  
 
1,846
 
  
 
1,900
 
Salaries and welfare
  
 
3,974
 
  
 
3,212
 
Landing and navigation fees
  
 
2,612
 
  
 
2,492
 
Computer reservation services
  
 
461
 
  
 
585
 
Provision for major overhauls (Note 46)
  
 
883
 
  
 
821
 
Interest expenses
  
 
345
 
  
 
771
 
Air catering expenses
  
 
147
 
  
 
166
 
Provision for early retirement benefits (Note 47)
  
 
1
 
  
 
2
 
Others
  
 
1,164
 
  
 
1,265
 
 
  
 
 
 
  
 
 
 
 
  
 
15,745
 
  
 
15,682
 
 
  
 
 
 
  
 
 
 
Note: The Group has initially applied IFRS 16 at January 1, 2019 using the modified retrospective approach. Under this approach, comparative information is not restated. See Note 2(b).