Zhoushan Longwei Plastic Machinery Co., Ltd. is located in Jintang Town, Dinghai District, Zhoushan City, Zhejiang Province, China. 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 products are sold nationwide and exported to dozens of countries and regions such as Vietnam, India, Iran, Europe and America, and the company has won unanimous praises from domestic and foreign customers.
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