Hansun Engineering has manufactured tube fittings and valves for instrumentation, hydraulics, flow & control system, oil & gas E&P, refinery, petrochemical processing, shipbuilding & heavy industries, pulp & paper mill, and etc. Our quality policy is to provide the best quality products satisfying customer’s requirements and related rules & regulation through continuous quality innovation. We have twenty year history of creating values for our customers. We are committed to being your best leak-proof flow & control solution partner. We will do our best to create values for our partners. Our Motto is Value Creation! Your leak-proof flow & control solution partner, Hansun Engineering!