Dear Friend,We're Long-term ODM of not only Dorot.com (as NETAFIM's Supplier for Hydraulic Control Valves) & JAINs.com, but also TECNIDRO.com & VYRSA.com, together with BucknerSUPERIOR.com & HITProductsCorp.com etc;initially founded in 1978, thanks to ISO 9001:2015 Certified Quality Management System, have we grown up to become China's Top Manufacturer of Irrigation Plastic SOLENOID PILOT VALVES;besides 1(3/4)-inch JAR TOP & FLOW CONTROL Solenoid Valves or factory-installed on a Separate Hydraulic Base (3way 1/8" Plastic), we've also developed many other High Capacity Plastic Control (PRESSURE REGULATOR) Valves with Bigger Port Sizes from 1.5" even to 4 inches Max., they're comparable to Dorot's Super Gal Valve - 75 Series & uPVC Valves - 96 (Solvent Welded) Series;you may Rest Assured of their Reliable Performances time-proven, especially because our above valves have been Tested by Center for Irrigation Technology (CIT): FRESNOSTATE.edu/jcast/CIT/, that's Well-established in CALIFORNIA STATE UNIVERSITY - FRESNO since 1980 & Internationally Recognized as Leading Independent Testing Laboratory for Irrigation Industry!So now, would you like to start a mutually-beneficial cooperation with me, by purchasing these Competitive & Dependable SOLENOID PILOT VALVES?Thanks in advance for your prompt attention & continuous interest ......Kind regards,Mr. He Qiang - Export ManagerNingbo Yaofeng Hydraulic Pressure Electrical Appliance Co., Ltd.