Yuyao No.4 Instrument Factory has been a professional manufacturer of solenoid valves and has enjoyed an excellent reputation through the past more than 50 years in China. Our factory manufacturers the products as per the ISO9001 quality management system and CE standards, which has been equipped with advanced processing machines, including CNC digital controlled lathe. And we have a strong R&D team to research and customize products to cater various requirements of customers. In the past few years, she has been devoting to expanding the business scope and now could supply our customers with many kinds of valves. Most of our products have been exporting to more than twenty countries and areas, such as USA, France, UK, Germany, Australia, Pakistan, Taiwan, etc. Also we have been working together with Festo, Europe Water Treatment etc., and supplying products to them through OEM means of cooperation.We persist in providing our customers with superior quality products and perfect service by constantly innovating and self-improvement. Customers' satisfaction is our unswerving pursuit.Sincerely welcome to visit and supervise our company.