Shenyang Siwei Polymer Plastic Co., Ltd. is a high-tech enterprise specializing in plastic modification. It has strong economic strength and technical level. The products are widely used in household appliances, automobiles, aviation, railways and other fields. Market share. Four-dimensional people adhere to the ideas of high technology, marketization and internationalization of technology, brand and capital, adhering to the principle of "respect and sincerity, serving the society", pragmatic innovation, excellence, and strive to inject new vitality into the engineering plastics industry. . In recent years, Siwei has successively developed EPE (Pearl Cotton) civilian products, which are mainly used in geothermal, packaging, daily necessities and other industries, which are economic, beautiful, convenient and durable, and are highly praised by consumers. The main products are: toughener series Toner series modified plastic series thermoplastic polyurethane elastomer (TPU)