ZHEJIANG ZHONGSU SCREW CO.LTD
ZHONGSU SCREW a professional screw barrel manufacturer. 1.Strength: More than 20 year of manufacturing and designing experience.and professional in bimetallic screw barrel. 2.Products: Screw Barrel for Injection, Extrusion, and relevant accessories. 3. Promise: We assure the customer benefits, provide competitive price and quality.
