continue on to further improve, to make sure product top quality in line with market and consumer standard requirements. Our firm has a excellent assurance program have already been established for Class 8.8 Hex Flange Nut, 200psi Double Offset Butterfly Valve, Metal Seal Butterfly Valve, Mechanical Joint End Gate Valve,Flanged Swing Check Valve. We have built a reliable reputation among many customers. Quality&customer first are always our constant pursuit. We spare no efforts to make better products. Look forward to long-term cooperation and mutual benefits! The product will supply to all over the world, such as Europe, America, Australia,Lisbon, Ukraine,Vietnam, Toronto.We aspire to meet the demands of our customers globally. Our range of products and services is continuously expanding to meet customers' requirements. We welcome new and old customers from all walks of life to contact us for future business relationships and achieving mutual success!