Zhoushan Longwei Plastic Machinery

Zhoushan Longwei Plastic Machinery Co., Ltd. was founded in 2004. Our products include conical twin screw barrel, pvc crust foam board screw barrel,etc. At the same time, we are also China granulation screw barrels manufacturers and thread screw barrels suppliers, The company's design, production of screw and barrel has gained a good reputation for more than 20 years. With rich experience, superior company team, high-quality raw materials, advanced processing equipment, exquisite production technology, strict production technology, the rigorous quality inspection process, the company creates high-quality screw and barrel to serve our customers.