Wintex Engineering Co. Manufactures Continuous Spinning Ring Tubes. Wintex Engineering Co. Offers a wide range of Textile Machinery Products like spares for Textile Spinning Machinery, Carding, Comber, Roving, Auto-coner, Open End Spinning and Weaving Machinery. The Continuous Spinning Ring Tubes is suitable for use with machines like Rieter G30, G33, G5/1, G4, Zinser, Suessen Asia, Plat Saco Lowell and Chinese and is available with normal and auto doffing type frames.