Zhejiang Sanying Fluid Equipment Co., Ltd, has been in this line of business for nearly ten years. Participating in the domestic grand pharmaceutical machinery/dairy/food and other large-sacle exhibitions. Over the years, Sanying has earned the ISO9001 international quality system certification , FDA certifications and won many pastents.Mainly supply the standard and customized manual/pneumatic diaphragm valves, ball vaves, butterfly valves, check valves, sight glass/lamp, single/three way valves, pumps, fittings etc. For the connection, here are many types which we can supply, such as quick open/tri-clamp/screw thread and flange etc.We only supply the high -precision and qulaity prodcuts. Usually used the advanced technology, f modern equipment to manufacture. Sanying creats the top valves for the world!