The National Factory For Polystyrene Co. أغسطس 2, 2018 دليل هاتف السعودية Polyester , Polystyrene & Polyurethane The National Factory For Polystyrene Co. Category(s): Polyester , Polystyrene & Polyurethane Second Stage, Industrial Area, Jeddah Phone: 012-6360517 Fax: 012-6378964