THAI OIL PUBLIC COMPANY LIMITED THAI OPTICAL GROUP PUBLIC COMPANY LIMITED THAI PACKAGING & PRINTING PUBLIC COMPANY LIMITED THAI PLASPAC PUBLIC COMPANY LIMITED THAI PLASTIC AND CHEMICALS PUBLIC COMPANY
(Purified Isophthalic Acid, for PET production, unsaturated polyester resins and coatings); NDC (Naphthalene Dicarboxylate, for optical displays and industrial/mobility uses) Packaging PET preforms and
COMPANY LIMITED THAI OPTICAL GROUP PUBLIC COMPANY LIMITED THAI PACKAGING & PRINTING PUBLIC COMPANY LIMITED THAI PLASPAC PUBLIC COMPANY LIMITED THAI PLASTIC AND CHEMICALS PUBLIC COMPANY LIMITED THAI PLASTIC