About Us

                      ST SCREW

                      Focus on extrusion screw manufacturing for 30 years

                      Located in Zhoushan, the world's famous screw barrel production base, ST Screw is a professional manufacturer of high quality screw barrels with up to 30 years of manufacturing experience. The company integrates R&D, design, production and after-sales service to make the products with excellent performance.

                      Our products

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                      Screw classification and type

                      Screw classification and type

                      Description of screw's usage an

                      Description of screw's usage an

                      The working principle of a sing

                      The working principle of a sing

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