We are the direct valve manufacturer and exporter from china .Our leading products fall into 9 categories,i.e. saftety valves,non-return valves,ball valves,drain valves,regulating valves,nuts,air switch etc.,including more than 1000 varieties and specifications.the satisfacttory products are provided for customers under the guarantee of the ISO9001:2000 quality control system.The international accreditations of products we have got CE,ASME, AND AZ.