Clark Material Handling Company (or CMHC) is a manufacturer of forklift trucks based in Lexington, Kentucky. The company has a production plant in Changwon, South Korea. Clark currently (2012) offers some 24 different models. According to the company, there are some 600,000 Clark forklift trucks currently in operation around the world. Clark is credited with having invented the world's first truck with a hydraulic lifting mechanism in 1920, the Truclift, the forerunner to modern forklift trucks.