Dongsheng Valve Corporation located in Laizhou Yantai city Shandong Province,is a manufacturer of high quality valves primarily for export products are mainly OEM products . Dongsheng valve founded the company in 2002 .We have 180 employees including 18 technicians, covering an area of 10200 square meters, also having advanced craftsmanship and technology. We mainly produce various check valves (for example,single disc swing check valve,double disc swing check valve,ball check valve,lift check valve, butterfly valves,diaphragm valves ,ball valves and so on). Our products are widely used in municipal water and wastewater ,oil,chemical, food and other fields.Our entire valves are designed and manufactured according to ANSI (ASME), DIN, BS, JIS and other standard. Also, we ensure the best quality for customers, and our strict quality assurances systems are conducted throughout the entire production at the standard of ISO9001:2008 and CE. We try to enlarge our oversea markets and we have received a good reputation from our customers in the USA, West Europe, the UK, Southeast Asia,Spain and Russian .Besides, we always make delivery on time and will provide you with best quality and reasonable prices. All in all , our aim is to be your most reliable supplier .Welcome friends from at home and abroad to visit us and cooperate with us, and we look forward to having sincere and favorable cooperation with you.