Polystyrene

Asahi Kasei is a diversified chemical company headquartered in Tokyo, Japan, specializing in specialty chemicals, fibers, and electronics with a commitment to innovation and sustainability.

Chandra Asri is Indonesia's largest integrated petrochemical company specializing in the production of olefins, polymers, and basic chemicals, supporting various industries with high-quality petrochemical products.

Chi Mei is a major Taiwanese chemical company and one of the largest producers of polystyrene and ABS resins globally.

Egyptian Petrochemicals Company (EPCO) is a leading producer of PVC and Caustic Soda in Egypt, focusing on the production of high-quality petrochemical products for local and international markets.

ExxonMobil Chemical is a global leader in the petrochemical industry, producing a broad range of products including ethylene used as a fundamental building block in plastics and chemicals.

Huizhou Renxin New Materials Co., Ltd. (hereinafter referred to as "Renxin New Materials" or "the Company") is a private joint-stock enterprise established in 2011 and located within the Daya Bay Petrochemical Industrial Park in Huizhou City, Guangdong Province. The Company specializes in the R&D, production, and sales of polystyrene polymer new materials. Renxin New Materials is recognized as a High-Tech Enterprise and a specialized, refined, distinctive, and innovative "Little Giant" enterprise, and has consistently ranked among the Top 500 Manufacturing Enterprises in Guangdong Province for several consecutive years.

INEOS is a global chemical company and one of the world’s largest producers of ethylene and other petrochemicals used in diverse industries.

INEOS Styrolution is the global leader in styrenics and supplies engineering plastics such as ABS to automotive, healthcare, and electronics industries worldwide.

LG Chem is the largest Korean chemical company specializing in petrochemicals including butadiene, serving global petrochemical markets.

LyondellBasell is one of the largest plastics, chemicals and refining companies in the world, producing products that are key to making items people use every day.