Shi jia Zhuang XiRong Machinery Co., Ltd. is a company that specializes in scientific research development and manufacturing of high-torque co-directional and linear shaped three screw extrude and parallel co-rotating twin-screw extrude and their auxiliary equipments. With so many senior engineers, experts and on-site commissioning engineers who have engaged in the domestic plastic extrusion field for so many years, our company can meet customer's various technical requirements for equipments and efficiently complete all kinds of orders.