We are a construstion hardware manufactury as well as an exporter in China which specializes in many kinds of valves, pipe fittings, hot water heating series fittings, etc.. Our products have passed ISO9001:2000 certification. Welcome to visit our home page http://www.qi-ai.com/en/gsjj.htm for detais information. If you are interested in any products of our company, please no hesitate to contact us. Any inquiry will receive immediate answer and will be appreciated. We assure you of the best reliable quality and price of the goods. Your early reply will be highly appreciated.