T-ONE-S (MFG) TRADING INC., established in 1968, is the professional manufacturer and export of various VALVES and PIPE FITTING, FLANGES, BOILER PARTS and STEAM accessories etc., for more than 41 years.T-ONE-S major products include Bronze, Brass, Cast Iron, WCB, Stainless Steel valves such as Safety, Ball, Gate, Globe, Check, Butterfly, Float, Needle, Reducing, Wafer Check, Diaphragm & Cylinder Control Valve, Solenoid Valve, Pipe Fitting, Tube Fitting and Flange. Screw ends conforms to BSPT, NPT and DIN specification, while Flange ends conform to JIS, ANSI, BS 4504, PN10, PN16 Standard.To provide high quality, competitive prices and prompt delivery, we have invested to our expansion. Established in 1988, Pro Uni-D Corporation in Taiwan specializes in Solenoid Valve and Electric Actuator. Established in 1989, Sino-Thai Metal Casting Co., Inc. in Thailand specializes in producing St.St. Pipe Fittings, Flanges and St.St. Valves.Customer satisfaction with our products is important to us. We keep continuously to strength the efficiency and fluent system of production for customer needs.