DONGKUK REFRACTORIES & STEEL Co., Ltd. engages in the manufacture of refractories and steel products. It operates through the following business divisions: Refractory, Steel, and IT. The Refractory business division refers to the production of shaped and irregular refractories, ceramic disks, and crucibles. The Steel business division consists of single pipes, square pipes, and HGI steel. The IT business division focuses on software development and delivery. The company was founded in February 1979 and is headquartered in Gimhae-si, South Korea.