Xuanda Industrial Group Co., Ltd. was established in 1990. We produce virous kinds of valves, such as gate/globe/check /butterfly and ball valve ***** expert in valves with ***** is a States Emphasis High-tech. Enterprise. Also is the Executive.vice president company of China Valve Association, and Executive president company of China Pump Industry Association. The 42000m2 area facotry was located in Zhejiang, China. We have the API 6D, PED/CE, ISO9001, ISO14001, and GB/T28001 certificates etc. We own 5 new products of state-level and 8 state patents, Middle-low pressure valves series was granted Products Exempt from Quality Inspection, all products are widely used in Petroleum, Petro-chemical, Chemical-industry, Power Station, Metallurgy, Foodstuff, Paper making and construction, sulfuric acid plant etc.