DAWONSYS Co., Ltd. engages in the manufacture and sale of electronic power devices. It operates through the following business divisions: Nuclear Fusion, Plasma, Electric Car, and Other than rectifier. The Nuclear Fusion business division manufactures and sells nuclear fusion power devices. The Plasma business division consists of manufacturing and sales of plasma power devices. The Electric Car business division focuses on manufacturing and sales of railway vehicles. The Other than rectifier business division refers to manufacturing and sales of electromagnetic induction heating devices. The company was founded on January 9, 1996 and is headquartered in Ansan-si, South Korea.