with East China accounting for the largest share of production capacity

Polystyrene (PS for short) refers to a polymer synthesized from styrene monomer through free radical addition polymerization. It is a colorless and transparent thermoplastic. According to different properties, polystyrene can be divided into general-purpose polystyrene (GPPS), high-impact polystyrene (HIPS), expandable polystyrene (EPS), and syndiotactic polystyrene (SPS). Polystyrene has been widely used in electronic appliances, building…