v3.26.1
Property, plant and equipment, land use rights, rights-of-use assets, intangible assets and goodwill- Summary of Property, plant and equipment, land use rights, rights-of-use assets, intangible assets and goodwill (Details) - CNY (¥)
¥ in Millions
 6 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Disclosure of detailed information about property, plant and equipment [line items]    
Cost ¥ 1,201  
Closing net book amount 1,540  
Beginning balance 2,290  
Ending balance 2,254  
Beginning balance 287  
Ending balance 322  
Opening net book amount 2,899  
Closing net book amount 5,895  
Beginning balance 20,521  
Ending balance 29,757  
Property, plant and equipment [member]    
Disclosure of detailed information about property, plant and equipment [line items]    
Cost 1,201 ¥ 803
Additions 273 186
Business combinations 92  
Depreciation and amortization (23) (24)
Disposals (3) (2)
Closing net book amount 1,540 963
Land [member]    
Disclosure of detailed information about property, plant and equipment [line items]    
Additions 1  
Beginning balance 2,290 2,364
Depreciation and amortization (37) (37)
Ending balance 2,254 2,327
Right-of-use assets [member]    
Disclosure of detailed information about property, plant and equipment [line items]    
Beginning balance 287 295
Additions 14 70
Business combinations 78  
Depreciation and amortization (57) (54)
Disposal of Right to Use Assets   (1)
Ending balance 322 310
Intangible Assets [Member]    
Disclosure of detailed information about property, plant and equipment [line items]    
Opening net book amount 2,899 2,049
Additions 277 483
Business combinations 3,399 1,131
Depreciation and amortization (677) (589)
Disposals (3) (27)
Closing net book amount 5,895 3,047
Goodwill [member]    
Disclosure of detailed information about property, plant and equipment [line items]    
Disposals (5)  
Beginning balance 20,521 19,647
Business combinations 9,241 818
Ending balance ¥ 29,757 ¥ 20,465