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CASH FLOW GENERATED FROM OPERATIONS
 12 Months Ended
Dec. 31, 2021
Cash flows from (used in) operating activities [abstract]  
Disclosure of cash flow generated from operations
37.
CASH FLOW GENERATED FROM OPERATIONS
 
(a)
Reconciliation from profit before income tax to net cash generated from operations:
 
                                                                            
    
2019
     
2020
     
2021
  
    
RMB’000
     
RMB’000
     
RMB’000
  
Profit/(loss)
 before income tax:
   
 
1,009,092
 
   
 
(690,745
) 
   
 
(1,249,586
) 
Adjustments for:
                           
Depreciation of fixed assets (Note 6)
   
 
1,637,298
 
   
 
1,662,179
 
   
 
1,786,110
 
Depreciation of
right-of-use
assets (Note 8)
   
 
65,324
 
   
 
65,511
 
   
 
68,410
 
Impairment of fixed assets (Note 6)
   
 
20,697
 
   
 
11,835
 
   
 
16,796
 
Gains on disposal of assets classified as held for sale
   
 
—
 
   
 
(1,188,645
) 
   
 
—
 
Provision for impairment of materials and supplies (Note 18)
   
 
10,793
 
   
 
—
 
   
 
5,695
 
Loss on disposal of fixed assets and costs on repairs
   
 
161,435
 
   
 
165,253
 
   
 
53,854
 
Amortization of long-term prepaid expenses (Note 13)
   
 
16,438
 
   
 
19,340
 
   
 
27,381
 
Share of results of associates , net of tax (Note 11)
   
 
7,039
 
   
 
(22,162
) 
   
 
(18,144
) 
Dividend income on FVOCI/AFS (Note 32)
   
 
(7,047
) 
   
 
(7,735
) 
   
 
(9,802
) 
Reversal of impairment of receivables
   
 
—
 
   
 
(358
) 
   
 
(40,613
) 
Reversal of renovation cost for the separation and transfer of facilities (Note 32)
   
 
—
 
   
 
—
 
   
 
(65,937
) 
Write-back of outstanding of payables (Note 32)
   
 
—
 
   
 
(2,903
) 
   
 
(20,354
) 
Amortization of deferred income
   
 
(2,299
) 
   
 
(8,377
) 
   
 
(11,164
) 
Interest expense on lease liabilities (Note 33)
   
 
57,670
 
   
 
57,629
 
   
 
67,648
 
Interest income
   
 
(4,606
) 
   
 
(8,310
) 
   
 
(9,927
) 
    
 
 
     
 
 
     
 
 
  
Operating profit before working capital changes
   
 
2,971,834
 
   
 
55,415
 
   
 
600,367
 
(Increase)/decrease in trade receivables
   
 
(638,401
) 
   
 
780,765
 
   
 
(637,544
) 
Decrease in materials and supplies
   
 
16,438
 
   
 
2,005
 
   
 
28,868
 
(Increase)/decrease
 in prepayments and other receivables
   
 
(64,221
) 
   
 
(108,998
) 
   
 
94,431
 
Decrease in long-term receivable
   
 
6,000
 
   
 
6,155
 
   
 
8,023
 
Increase in trade payables
   
 
98,393
 
   
 
701,825
 
   
 
993,459
 
Increase/(decrease)
 in accruals and other payables
   
 
358,625
 
   
 
159,454
 
   
 
(84,724
) 
    
 
 
     
 
 
     
 
 
  
Net cash generated from operations
   
 
2,748,668
 
   
 
1,587,621
 
   
 
1,002,880
 
    
 
 
     
 
 
     
 
 
  
 
(b)
In the cash flow statement, proceeds from disposal of fixed assets comprise:
 
                                                                            
    
2019
     
2020
     
2021
  
    
RMB’000
     
RMB’000
     
RMB’000
  
Net book amount (Note 6)
   
 
168,806
 
   
 
225,003
 
   
 
92,790
 
Payable arising from disposal of fixed assets
   
 
(2,063
) 
   
 
—
 
   
 
—
 
Transfer to materials and supplies
   
 
(2,272
) 
   
 
(27,151
) 
   
 
(9,740
) 
Loss on disposal of fixed assets and costs on repairs
   
 
(161,435
) 
   
 
(165,253
) 
   
 
(53,854
) 
    
 
 
     
 
 
     
 
 
  
Proceeds from disposal of fixed assets
   
 
3,036
 
   
 
32,599
 
   
 
29,196
 
    
 
 
     
 
 
     
 
 
  
 
(c)
Material non-cash investing activities
 
 
  
2019
 
  
2020
 
  
2021
 
 
  
RMB’000
 
  
RMB’000
 
  
RMB’000
 
  
  
  
Government grants relating to fixed assets (Note 6)
  
 
—  
 
  
 
—  
 
  
 
673,878