Hydraulic Systems : Your Provider for Power and Precision

ChangJia is a hydraulic components manufacturer specializing in hydraulic motors, hydraulic valves, hydraulic pumps, gear pumps, piston pumps, and customized hydraulic control valves. The company provides standard and custom hydraulic solutions for agricultural machinery, construction equipment, municipal vehicles, industrial automation, marine, and other heavy-duty piston pump manufacturer applications, serving global OEMs and industrial customers.