PE Fitting, Electrofusion Coupling, PE Ball Valve manufacturer / supplier in China, offering High Satisfaction Orange/Black Buttfusion Tee DN 20mm - 710mm for Gas and Water, Premium PE Ball Valve for Gas and Water Pn16 PE100 En1555-3, High-Quality PE100 SDR11 and SDR17 Electrofusion Elbow Fittings and so on.