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Investments Accounted for Using Equity Method
 12 Months Ended
Dec. 31, 2020
Text Block [Abstract]  
Investments Accounted for Using Equity Method
14.
INVESTMENTS ACCOUNTED FOR USING EQUITY METHOD
Associates consisted of the following:
 
 
  
 
 
Place of
Incorporation and
Operation
  
Carrying Amount
 
  
% of Ownership and Voting Rights
Held by the Company
Name of Associate
  
Principal Activities
  
December 31,
2019
 
  
December 31,
2020
 
  
December 31,
2019
 
December 31,
2020
 
  
 
 
 
  
NT$
 
  
NT$
 
  
 
 
 
 
  
 
 
 
  
(In Millions)
 
  
(In Millions)
 
  
 
 
 
Vanguard International Semiconductor Corporation (VIS)
  
Manufacturing, selling, packaging, testing and computer-aided design of integrated circuits and other semiconductor devices and the manufacturing and design service of masks
 
Hsinchu, Taiwan
  
$
8,960.5
 
  
$
8,964.1
 
  
28%
 
28%
Systems on Silicon Manufacturing Company Pte Ltd. (SSMC)
  
Manufacturing and selling of integrated circuits and other semiconductor devices
 
Singapore
  
 
6,502.2
 
  
 
5,900.2
 
  
39%
 
39%
Xintec Inc. (Xintec)
  
Wafer level chip size packaging and wafer level post passivation interconnection service
 
Taoyuan, Taiwan
  
 
1,842.8
 
  
 
2,522.3
 
  
41%
 
41%
Global Unichip Corporation (GUC)
  
Researching, developing, manufacturing, testing and marketing of integrated circuits
 
Hsinchu, Taiwan
  
 
1,274.8
 
  
 
1,315.4
 
  
35%
 
35%
Mutual-Pak
  
Manufacturing of electronic parts, wholesaling and retailing of electronic materials, and researching, developing and testing of RFID
 
New Taipei, Taiwan
  
 
38.5
 
  
 
28.2
 
  
28%
 
28%
 
  
 
 
 
  
 
 
 
  
 
 
 
  
 
 
 
       
 
  
 
 
 
  
$
18,618.8
 
  
$
18,730.2
 
  
 
 
 
 
  
 
 
 
  
 
 
 
  
 
 
 
  
 
 
 
As of December 31, 2019 and 2020, no investments in associates are individually material to the Company. Please refer to the consolidated statements of profit or loss and other comprehensive income for recognition of share of both profit (loss) and other comprehensive income (loss) of associates that are not individually material.
The market prices of the investments accounted for using the equity method in publicly traded stocks calculated by the closing price at the end of the reporting period are summarized as follows. The closing price represents the quoted price in active markets, the level 1 fair value measure
m
ent.
 
   
December 31,

2019
   
December 31,

2020
 
   
NT$
   
NT$
 
Name of Associate
  
(In Millions)
   
(In Millions)
 
VIS
  $36,812.9   $53,849.9 
   
 
 
   
 
 
 
Xintec
  $8,958.2   $20,420.2 
   
 
 
   
 
 
 
GUC
  $11,251.8   $15,827.2