XML 130 R116.htm IDEA: XBRL DOCUMENT v3.23.1
Property, Plant and Equipment - Summary of Property, Plant and Equipment (Detail)
¥ in Thousands, $ in Thousands
 12 Months Ended
Dec. 31, 2022
CNY (¥)
Dec. 31, 2022
USD ($)
Dec. 31, 2021
CNY (¥)
Dec. 31, 2020
CNY (¥)
Disclosure of detailed information about property, plant and equipment [line items]        
Beginning balance ¥ 4,197,909      
Charge for the year 516,276 $ 74,264 ¥ 492,826 ¥ 450,092
Impairment loss 17,278 2,485 7,227 3,920
Ending balance 3,995,744 574,770 4,197,909  
Cost [member]        
Disclosure of detailed information about property, plant and equipment [line items]        
Beginning balance 9,531,630   9,221,820  
Additions 353,348   478,891  
Disposals (67,385)   (102,512)  
Transfers 98      
Write-off (29,127)   (60,548)  
Translation difference 6,355   (6,021)  
Ending balance (9,794,919)   9,531,630 9,221,820
Accumulated depreciation, amortization and impairment [member]        
Disclosure of detailed information about property, plant and equipment [line items]        
Beginning balance (5,333,721)   (4,963,060)  
Charge for the year 533,777   519,518  
Disposals 61,671   94,833  
Write-off 25,832   59,414  
Impairment loss 17,278   7,227  
Translation difference 1,902   (1,837)  
Ending balance 5,799,175   (5,333,721) (4,963,060)
Freehold land [member]        
Disclosure of detailed information about property, plant and equipment [line items]        
Beginning balance 13,007      
Ending balance 14,177 2,039 13,007  
Freehold land [member] | Cost [member]        
Disclosure of detailed information about property, plant and equipment [line items]        
Beginning balance 13,464   14,092  
Translation difference 1,190   (628)  
Ending balance (14,654)   13,464 14,092
Freehold land [member] | Accumulated depreciation, amortization and impairment [member]        
Disclosure of detailed information about property, plant and equipment [line items]        
Beginning balance (457)   (487)  
Translation difference 20   (30)  
Ending balance 477   (457) (487)
Leasehold buildings and improvements [member]        
Disclosure of detailed information about property, plant and equipment [line items]        
Beginning balance 1,522,829      
Ending balance 1,499,656 215,719 1,522,829  
Leasehold buildings and improvements [member] | Cost [member]        
Disclosure of detailed information about property, plant and equipment [line items]        
Beginning balance 2,546,285   2,449,379  
Additions 8,768   2,214  
Disposals (5,530)   (5,435)  
Transfers 72,252   105,117  
Write-off (14,827)   (1,551)  
Translation difference 3,836   (3,439)  
Ending balance (2,610,784)   2,546,285 2,449,379
Leasehold buildings and improvements [member] | Accumulated depreciation, amortization and impairment [member]        
Disclosure of detailed information about property, plant and equipment [line items]        
Beginning balance (1,023,456)   (934,390)  
Charge for the year 101,709   93,397  
Disposals 3,166   2,119  
Write-off 11,855   1,432  
Translation difference 984   (780)  
Ending balance 1,111,128   (1,023,456) (934,390)
Construction in progress [member]        
Disclosure of detailed information about property, plant and equipment [line items]        
Beginning balance 405,430      
Ending balance 334,709 48,147 405,430  
Construction in progress [member] | Cost [member]        
Disclosure of detailed information about property, plant and equipment [line items]        
Beginning balance 405,430   700,716  
Additions 312,442   426,621  
Transfers (369,120)   (721,753)  
Translation difference 17   (154)  
Ending balance 348,769   405,430 700,716
Construction in progress [member] | Accumulated depreciation, amortization and impairment [member]        
Disclosure of detailed information about property, plant and equipment [line items]        
Impairment loss 14,060      
Ending balance 14,060      
Plant and machinery [member]        
Disclosure of detailed information about property, plant and equipment [line items]        
Beginning balance 2,155,260      
Ending balance 2,052,585 295,255 2,155,260  
Plant and machinery [member] | Cost [member]        
Disclosure of detailed information about property, plant and equipment [line items]        
Beginning balance 6,224,902   5,731,485  
Additions 13,469   20,655  
Disposals (54,323)   (81,321)  
Transfers 288,475   603,595  
Write-off (1,081)   (48,990)  
Translation difference 404   (522)  
Ending balance (6,471,846)   6,224,902 5,731,485
Plant and machinery [member] | Accumulated depreciation, amortization and impairment [member]        
Disclosure of detailed information about property, plant and equipment [line items]        
Beginning balance (4,069,642)   (3,795,804)  
Charge for the year 398,465   394,171  
Disposals 51,290   78,917  
Write-off 978   48,366  
Impairment loss 3,218   7,227  
Translation difference 204   (277)  
Ending balance 4,419,261   (4,069,642) (3,795,804)
Office furniture, fittings and equipment [member]        
Disclosure of detailed information about property, plant and equipment [line items]        
Beginning balance 53,450      
Ending balance 52,342 7,529 53,450  
Office furniture, fittings and equipment [member] | Cost [member]        
Disclosure of detailed information about property, plant and equipment [line items]        
Beginning balance 222,380   203,090  
Additions 12,413   16,803  
Disposals (964)   (1,896)  
Transfers 8,491   13,041  
Write-off (10,754)   (7,416)  
Translation difference 763   (1,242)  
Ending balance (232,329)   222,380 203,090
Office furniture, fittings and equipment [member] | Accumulated depreciation, amortization and impairment [member]        
Disclosure of detailed information about property, plant and equipment [line items]        
Beginning balance (168,930)   (159,035)  
Charge for the year 22,005   19,579  
Disposals 960   1,688  
Write-off 10,559   7,280  
Translation difference 571   (716)  
Ending balance 179,987   (168,930) (159,035)
Motor and transport vehicles [member]        
Disclosure of detailed information about property, plant and equipment [line items]        
Beginning balance 47,933      
Ending balance 42,275 $ 6,081 47,933  
Motor and transport vehicles [member] | Cost [member]        
Disclosure of detailed information about property, plant and equipment [line items]        
Beginning balance 119,169   123,058  
Additions 6,256   12,598  
Disposals (6,568)   (13,860)  
Write-off (2,465)   (2,591)  
Translation difference 145   (36)  
Ending balance (116,537)   119,169 123,058
Motor and transport vehicles [member] | Accumulated depreciation, amortization and impairment [member]        
Disclosure of detailed information about property, plant and equipment [line items]        
Beginning balance (71,236)   (73,344)  
Charge for the year 11,598   12,371  
Disposals 6,255   12,109  
Write-off 2,440   2,336  
Translation difference 123   (34)  
Ending balance ¥ 74,262   ¥ (71,236) ¥ (73,344)