Zhejiang rhonda card sets of air ball valve factory is located in wenzhou economic and technical development zone, is a research and development, technology, manufacturing and operation of stainless steel, carbon steel valve series products such as high-tech enterprises. Existing import and domestic finishing equipment and inspection equipment. Our main products are double card set of ball valve, single card set of ball valves, reducing card set of ball valve, variable diameter card sets of air ball valve, stainless steel card set of ball valve, QG. QY1 card set of ball valves, internal thread card set of ball valve, external thread card set of ball valves, high pressure card set of ball valve, hexagonal card set of ball valve, 304 sets of ball valve, 316 sets of ball valves and other products. Widely used in petroleum, chemical industry, natural gas, light industry, electric power, pharmacy, dye, metallurgy, fiber, leather, textile, food, construction, refrigeration, water supply and other industries. The company since its inception, the products sell well in Europe, southeast Asia and other countries and regions. Companies in major cities throughout the country, sales and after-sales service agencies, has reliable quality assurance system and well-trained staff team, for you to purchase products with perfect quality assurance system and quality after-sales service. Companies adhere to the combination of talent, improve the cast system, to ensure safety, quality, good faith service...