J&J HydraVector(Jesus&Jesus Hydraulics Vector Korea) J&J HydraVector Korea is a hytraulic valve packages in design and manufacture of hydraulic valves, providing a wide range of packages for its client. Since its establishment in 2007, the company has earned itself a reputation for superior quality, high-performance products. Its customer base spans a variety of industries including manufacturers of special equipment vehicles for fisheries, mining or forestry, agricultural machines, marine vessels and the domestic defense industry. We are able to supply hydraulic valve packages of customers include the likes of Doosan Infracore construction equipment, Hyundai Heavy Industries Construction Equipment. We are supplying hydraulic valve packages to Asian areas including Engineering support.its motto of âputting product quality and customer satisfaction first.â