Investments Accounted for Using Equity Method (Tables)

12 Months Ended

Dec. 31, 2023

Associates consisted of the following:


		Place of		Carrying Amount				% of Ownership and Voting Rights Held by the Company
Name of Associate	Principal Activities	Incorporation and Operation		December 31, 2022		December 31, 2023		December 31, 2022		December 31, 2023
				NT$		NT$
				(In Millions)		(In Millions)

Vanguard International Semiconductor Corporation (VIS)	Manufacturing, sales, packaging, testing and computer-aided design of integrated circuits and other semiconductor devices and the manufacturing and design service of masks		Hsinchu, Taiwan	$	13,268.2	$	13,496.0		28%		28%
Systems on Silicon Manufacturing Company Pte Ltd. (SSMC)	Manufacturing and sales of integrated circuits and other semiconductor devices		Singapore		8,934.7		9,728.8		39%		39%
Xintec Inc. (Xintec)	Wafer level chip size packaging and wafer level post passivation interconnection service		Taoyuan, Taiwan		3,491.7		3,734.3		41%		41%
Global Unichip Corporation (GUC)	Researching, developing, manufacturing, testing and marketing of integrated circuits		Hsinchu, Taiwan		1,608.1		2,482.9		35%		35%
Mutual-Pak Technology Co., Ltd. (Mutual-Pak)	Manufacturing of electronic parts, wholesaling and retailing of electronic materials, and researching, developing and testing of RFID		New Taipei, Taiwan		19.0		-		28%		-


				$	27,321.7	$	29,442.0