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Current refund liabilities
12 Months Ended
Dec. 31, 2019
Text block [abstract]  
Current refund liabilities
2
8.
Current refund liabilities
 
 a)
Movements in refund liabilities are as follows:
 
   
2018
   
2019
 
   
Accrued sales
allowance
   
Accrued sales
allowance
 
   
NT$000
   
NT$000
 
January 1
   70,156    32,627 
Provision
   44,950    63,863 
Reversal
   (7,413   —   
Payment
   (75,066   (70,490
  
 
 
   
 
 
 
December 31
  
 
32,627
 
  
 
26,000
 
  
 
 
   
 
 
 
 
 b)
The detailed explanation of accrued sales allowance is provided in Note 2 cc).