Drip Irrigation System manufacturer / supplier in China, offering H Type Irrigation Auto Self-Cleaning Filtration System 4 Inch 6 Unit Automatic Backawsh Disc Filter for Agriculture Drip Irrigation, Garden Irrigation Control Water Valve Hydraulic Solenoid Sprinkler Irrigation Valve for Farm Irrigation System, 2"Agricultural Drip Irrigation Pressure Release Solenoid Valve for Irrigation System and so on.