Jiaxing Huawen Chemical Co. Ltd., is a professional technology enterprise, engaged in research, product development, production and supply of styrene and maleic anhydride copolymers, styrene, maleic anhydride and N-Phenylmaleimide terpolymer and new rare earth materials. Its the only manufacturer of SMA, SMI functional resin in China, and also the first domestic enterprise with the aim to control the physical properties of rare earth materials. Huawen has always focused on promoting technological innovation through special functional products and professional technical services to meet customers different demands. At present, products are divided into two major categories, one is the functional resin produced by continuous bulk polymerization and extrusion reaction technology, mainly used as plastic alloy compatibilizer or toughening compatibilizer, heat resistant modifier of engineering resin and alloy, and coupling agent for mineral filler resins, which has been well received by the users at home and abroad. The other is new rare earth material, mainly used in the field of petrochemical catalyst, and it comes out first in China. Huawen is committed to becoming an expert supplier of functional polymers. At present, it has formed a production capacity of 8000 tons of functional resin produced by polymerization and 10000 tons of functional resin produced by extrusion.