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Research and Development Expenditures Recognized as Expenses
12 Months Ended
Dec. 31, 2025
TextBlock 1 [Abstract]  
Research and Development Expenditures Recognized as Expenses
31.
Research and Development Expenditures Recognized as Expenses
Research and development expenditures recognized as expenses for the years ended December 31, 2023, 2024 and 2025 were as follows:
 
(in millions of Won)
  
2023
    
2024
    
2025
 
Administrative expenses
  
175,167        207,557        195,255  
Cost of sales
     343,242        348,003        331,924  
  
 
 
    
 
 
    
 
 
 
  
   518,409           555,560           527,179