Doosan Infracore Co., Ltd. engages in the manufacture and sale of construction equipment and engines. It operates through the following business divisions: Engine, Construction Equipment, and Machine tool. The engine business division provides land transportation engine and engine parts. The construction equipment business division offers excavator, excavator parts, and portable power. The machine tool business division involves in the provision of industrial machine tool and automation machine. The company was founded in June 1937 and is headquartered in Incheon, South Korea.