KUMHO Polystyrene (PS) has excellent impact resistance, heat resistance, abrasion resistance, easy to color, and gloss products. Its mold processing is excellent. Its harmlessness meets the FDA regulations related to food. It satisfies regulations on fire proofing, mechanical property and electrical property which are essential to the design of electric and electronic parts. Kumho flame-retardant PS resin has a balance of superior physical properties, excellent impact strength, flow ability, heat stability and mold ability but also has outstanding secondary process abilities such as painting and adhesion.