Investors
2018
  Net Sales(in NTD$ thousand) YoY
January 563,593 43.11%
February  315,625 4.44% 
March  468,523  8.81% 
April 406,396  -1.39% 
May  468,408  13.98% 
June 425,628  -1.17% 
July 385,648  -6.58% 
August 387,042  -9.78% 
September    
October    
November    
December    
Total 3,420,863 6.17%