About ZY Screw

Zhejiang Zhongyang Screw Manufacturing Co., Ltd is a professional and dedicated designer , manufacturer , rebuilder and supplier of screws,barrels and assembly parts for plastic and rubber machines since its inception in 2006.

With almost 20 years persistent efforts and developments , we have grown steadily to its scale today of 50,000 ㎡ factory area and 200+ workers , standing a leading position of screw and barrel manufacturing in China.

The company has more than 200 sets of advanced CNC production equipment for screw barrel finishing, computer controlled nitriding workshop, bimetallic barrel casting workshop, quenching furnace heat treatment equipment, automatic PTA welding machines, professional physical and chemical laboratory with material testing, quality testing of professional equipment to ensure the quality of our products.

Our products and services have been widely used in the field of plastic extrusion ,injection molding in over 40 countries.

Stick to our business philosophy of “quality oriented and service foremost”, Zhongyang kept improving to offer excellent products and services to all our customers.

We believe that we can be your most reliable cooperative partner !

Welcome to experience our first class products and services !


The factory covers an area of over 50,000 square meters, equipped with more than 235+ professional processing machines and over 200 skilled employees.
Precise inspections are set up at every production stage, continuously improving the quality control system.