Valve, Ball Valve, Gate Valve manufacturer / supplier in China, offering DN50 UPVC Plastic Electric Ball Valve 1 Inch 3 Inch Polypropylene Ball Valve Pneumatic Control 24V for Water OEM ODM, High-Quality Copper Core Gate Valve DN15-DN100 for Water Supply Systems Brass Core Pn16, Factory Direct Price Soft Seal Gate Valve with EPDM Seat Low Torque Operation Fire Safe Design and so on.