Established in 2002,Laizhou Dongsheng Valve Co., Ltd is a professional valve manufacturer, is located in Laizhou city Yantai Shandong Province. Our company name "Dongsheng"means "the sun is rising in the east(you may kindly look at our logo )", and it symbolizes "our business is booming and thriving, liking the red rising sun of morning".

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...