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Related party transactions
12 Months Ended
Dec. 31, 2020
Text block [abstract]  
Related party transactions
36.
Related party transactions
 
 a)
Parent and ultimate controlling party
The Company has neither a parent company nor an ultimate controlling party. The transactions between the Company and its subsidiaries were eliminated in the accompanying consolidated financial statements and were not disclosed herein. The transactions between the Group and other related parties are as follows.

 
 
 
 b)
Names of related parties and relationship
 
Name                                     
  Relationship 
Unimos Shanghai
   Associate 
JMC
   Associate 
 
 c)
Significant related party transactions
 
 (a)
Purchases of materials
 
   
Year ended December 31,
 
   
2018
   
2019
   
2020
 
   
NT$000
   
NT$000
   
NT$000
 
JMC
  
 
132,494
 
  
 
9
 
  
 
—  
 
  
 
 
   
 
 
   
 
 
 
Purchases of materials from associate is based on normal commercial terms and conditions. The payment terms of the purchases from associate have no significant differences with third party suppliers.
 
 (b)
Acquisition of financial assets
In January 2018, ChipMOS BVI participated in Unimos Shanghai’s increase of
paid-in
capital based on its shareholding amounted to NT$794,694 thousand.
 
 
 
 d)
Key management personnel compensation
 
   
Year ended December 31,
 
   
2018
   
2019
   
2020
 
   
NT$000
   
NT$000
   
NT$000
 
Salaries and other short-term employee benefits
   151,095    178,713    186,854 
Post-employment compensation
   2,067    2,049    4,258 
Share-based payments
   6,763    —      —   
  
 
 
   
 
 
   
 
 
 
  
 
159,925
 
  
 
180,762
 
  
 
191,112