Gongyi hengzhong water supply material co., LTD is a professional manufacturer of various pipe fittings and water supply and drainage materials. Main products are rubber joint series, series of expansion joint, expansion pipe series, series of waterproof casing, dowel joint series, the series compensator, duct compensator fabric series, valve series, water purifier, butterfly valve series products, unique design, novel structure is reasonable, reliable performance, to engineering construction and maintenance bring great convenience and benefits. Our company takes the good faith as this, all for the user, the sincere welcome domestic and foreign each merchant and my company hand in hand cooperates, the common development.