Winner electronic was established in 2002 in Wuhan, Hubei province, China. Winner electronic is the first company in China to develop, produce and sell small automotive electric ball valve and put the ball valve for central air condition system. After first generation, second generation, third generation improvement, our products are now widely used for HVAC system, hospital equipment system and environmental control system. All our valves are our patent products and they are CE, ROSH certified. Winner has developed to be the most professional which has the longest experience in electronic ball valve manufacturer. In 2010, winner set up its branch in Changsha, Hunan Province to match up the fast developing market. Our company is a professional supplier of motorized ball valves, automatic control valves and thermostats, which are widely used in HVAC equipment, water treatment systems and some industrial equipments. With high-quality products, excellent services and a good reputation, we have won great support from customers around the world. Thus, our company scale has expanded. We also offer all kinds of OEM/ODM services. At present, we export products to America, Europe, the Middle East and other countries in Asia. We have established long-term stable and good business relationships with many manufacturers and wholesalers around the world. Currently, we are looking forward to even greater cooperation with overseas customers based on mutual benefits. Please feel free to contact us for more details.