Our company integrates production with trade and has become a top company with advanced technology, scientific management methods, first class inspection facilities and excellent service. In order to meet the requirement of home and abroad customers, Hengfeng Company has established three service centers. Research Center: Technological talents are in charge of developing and improving macromolecule products. Sales Center: Helping the Clients choose the best cost performance products accoding to customers' needs. After service center: Analyzing and solving the problems that clients meet.