Hengyang Perma Valves Co.,ltd is a professional transformer valves supplier in China. our products including radiator butterfly valves, drain valves with sampler, sampling device, transformer globe valves, transformer ball valves, transformer gate valves etc. We not only supply our standard valves, but also we can provide customized service for various of our valves . PERMA VALVES considers product quality and customers' requirements as our highest priority. We always strive to better serve our valued customers. We work hard in combining our customer’s interests with our own. We respect and treasure employees' hard work and share with them the value created by the whole team. We conform to the latest industry standards and place emphasis on managerial, technical and technological innovation. We are looking forward to working with more customers worldwide, creating value together. PERMA VALVES mainly export valves to the countries in North America, South America, Middle East, South East Asia, East Asia, mainly serve for transformer making industry, transformer repair and maintenance projects, transformer refurbishment projects . we can offer in time delivery for the various needs of our customers.the company name as well as the brand name "Perma" was derived from our business aspiration that keep the satisfaction of our users permanently, and rely on quality first mindset the valves we supply are permanent reliable. Our company not only make our own brand valves, we also make valves with clients' own brands. We looking for cooperating with agents or distributors from all over the world for marketing of our own brand.