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Related Party Transactions (Tables)

12 Months Ended

Dec. 31, 2018

Text block [abstract]

Summary of Significant Transactions between the Company and Other Related Parties

b. Net revenue

				Years Ended December 31
				2016				2017				2018
				NT$				NT$				NT$
				(In Millions)				(In Millions)				(In Millions)
Item		Related Party Categories
Net revenue from sale of goods		Associates		$	5,929.1			$	8,496.0			$	8,980.1
		Other related parties			—				0.1				0.3
				$	5,929.1			$	8,496.1			$	8,980.4
Net revenue from royalties		Associates		$	516.7			$	482.5			$	362.3

c. Purchases

				Years Ended December 31
				2016				2017				2018
				NT$				NT$				NT$
				(In Millions)				(In Millions)				(In Millions)
Related Party Categories
Associates				$	10,108.2			$	9,904.6			$	8,809.5

d. Receivables from related parties

				December 31, 2017				December 31, 2018
				NT$				NT$
				(In Millions)				(In Millions)
Item		Related Party Name/Categories
Receivables from related parties		GUC		$	1,022.9			$	481.9
		Xintec			161.2				102.5
				$	1,184.1			$	584.4
Other receivables from related parties		SSMC		$	83.1			$	53.8
		VIS			78.2				10.4
		Other Associates			9.8				0.8
				$	171.1			$	65.0

e. Payables to related parties

				December 31, 2017				December 31, 2018
				NT$				NT$
				(In Millions)				(In Millions)
Item		Related Party Name/Categories
Payables to related parties		Xintec		$	817.9			$	649.8
		SSMC			407.0				362.6
		VIS			410.0				357.1
		Other Associates			21.5				7.0
				$	1,656.4			$	1,376.5

f. Others

				Years Ended December 31
				2016				2017				2018
				NT$				NT$				NT$
				(In Millions)				(In Millions)				(In Millions)
Item		Related Party Categories
Manufacturing expenses		Associates		$	1,389.2			$	2,196.1			$	2,974.6
Research and development expenses		Associates		$	161.7			$	69.8			$	83.1
General and administrative expenses		Other related parties		$	60.0			$	101.5			$	120.8

Compensation to Directors and Other Key Management Personnel

The compensation to directors and other key management personnel for the years ended December 31, 2016, 2017 and 2018 were as follows:

				Years Ended December 31
				2016				2017				2018
				NT$ (In Millions)				NT$ (In Millions)				NT$ (In Millions)
Short-term employee benefits				$	2,024.0			$	2,170.3			$	2,004.9
Post-employment benefits					4.0				3.7				3.4
				$	2,028.0			$	2,174.0			$	2,008.3

X

- Definition

The disclosure of information about key management personnel. [Refer: Key management personnel of entity or parent [member]]

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The disclosure of transactions between the entity and its related parties. [Refer: Related parties [member]]

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