1. We provide various kinds of lined valves, which have the best quality. we can manufacture all lined valves in 10,000 Class clean room, which can provide high-quality valves.2.Available from DN 50-DN900 with various combinations of materials possible for the lining. Valves are absolutely leak-free which guaranties safety and a long-term perfprmance even under extreme conditions of corrosion, abrasion and temperature fluctuation.