WINNER is committed to the develop, product and sell a variety of electric valve, control valve, central air-conditioning thermostat, proportional integral control valve, and electric butterfly valve. WINNER is the manufacturer who applies small electric ball valves in central air-conditioning, heating, solar energy, heat pump water systems, industrial equipment, medical fields. As the factory of small electric ball valves; WINNER gets CE, RoHS certification and many patent certificates. In accordance with ISO5211 standard production, Winner implement 100% function test and visualization billboard in production line, strictly controlling the production process. At present, the company has won recognition from the well-known companies, and established long-term cooperation relationship with them, providing OEM and ODM services. Our products are sold all around the world which enjoy good reputations. WINNER will always insist on the concept of quality first, energy saving, innovation and development, providing good after-sales service and technical support, to be the reliable supplier of high quality products.