Kubota manufactures and sells small and midsize agricultural and construction equipment as well as water treatment equipment. Its key products in the farm and industrial machinery segment include compact/utility tractors, mini excavators, compact track loaders, engines, and rice farming equipment, such as combine harvesters as well as rice transplanters. The company has produced over 5.4 million units of tractors worldwide and over 30 million units of engines. Its water and environment segment provides mainly pipe system products like ductile iron pipes and valves, water/waste treatment plants, pumps, as well as operation and maintenance services, including public-private partnership projects. The company is based in Osaka, Japan, and was founded in 1890.