ODM screw factory / OEM screw factory, valet design production, small order and mass production. Yun-Yi-Feng International specializes in manufacturing precision screws, nuts, and washers. We pride ourselves on offering the highest quality. Since 1987, we have been manufacturing precision automotive screws and machine screws. We have production experience and direct production by the screw factory, providing high-quality precision screws, special screws, white iron screws, titanium alloy screws, alloy steel screws, medium carbon steel screws, copper screws, aluminum screws, iron screws, hardware screws, lathe screws, punch screws, milling machine screws, stainless steel screws, and other special screw products. They are commonly used in the production, installation, and maintenance of CNC lathes, medical equipment, electronic products, communication equipment, turning and milling machines, chemical equipment, CNC milling machines, and construction and decoration industries.