▒▒▒▒ 동우통상 ▒▒▒▒
 
▒▒▒▒ 동우통상 ▒▒▒▒



   PARTNER   

F

FUSO SILTECH
※ Amorphous silica
  ·Grinding filler(law alpha grade)    : PP-5B
  ·Spherical filler(law alpha grade)  : SQ-30T