Gate Valves, Brass Ball Valves, Check Valves manufacturer / supplier in China, offering Medical Lockable Line Shut-off Valve, Line Valves Are Cleaned for Medical Gas Use and 100% Hydrostatic Tested Line Valves Are Cleaned, Pipe Line Connection All Flange End Equal Tee, Shower Stall Elbow Brass 1/2 Inch Mip Garden Hose Elbow Connector 90 Degree Brass Hose Elbow and so on.