Otech is focused on the research and development of new-fiber and composite material preparation technology. Specializing in the manufacture of composite roller , to promote the weight loss of equipment, and lead to the development of roller lightweight. Otech factory is located in LIYANG. R & D and manufacturing team is composed of doctor, returnees and Senior Chinese and Foreign experts in the industry. Have rich experience in the composite roller process design, simulation analysis, structural modeling, lamination optimum, surface coating, manufacturing etc. Otech products are mainly used in the film, aluminum foil, non-woven, packaging, printing, papermaking, and other industries. To provide global customers with carbon fiber, metal, ceramic and other materials of composite roller.