... a high-tech enterprise dedicating to scientific researching, manufacturing, makerting and serving. We are a professional manufacturer of valves, pipe ... also design different types of deformed valves, pipe fittings and other products according to customers requirements.Our main products are ... DP,pipe fittings such as elbow,tee,bushing,cap,union,socket ,nipple ,plug and so on. They are all up to ANSI, ...