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Inventories (Tables)

12 Months Ended

Dec. 31, 2024

Classes of current inventories [abstract]

Summary of Inventories

Inventories as of December 31, 2023 and 2024 are as follows:


						2023
						Acquisition cost				Valuation allowance				Book value
						In millions of won
Raw materials		￦					4,624,638				(1,387	)			4,623,251
Merchandises							335				—				335
Work-in-progress							187,304				—				187,304
Finished goods							97,272				(57	)			97,215
Supplies							2,930,978				—				2,930,978
Inventories-in-transit							1,021,797				—				1,021,797
Other inventories							14,735				—				14,735

		￦					8,877,059				(1,444	)			8,875,615


						2024
						Acquisition cost				Valuation allowance				Book value
						In millions of won
Raw materials		￦					4,914,250				(1,573	)			4,912,677
Merchandises							1,733				—				1,733
Work-in-progress							220,110				—				220,110
Finished goods							96,390				(630	)			95,760
Supplies							3,358,831				—				3,358,831
Inventories-in-transit							1,160,238				—				1,160,238
Other inventories							19,887				—				19,887

		￦					9,771,439				(2,203	)			9,769,236