Byucksan Corporation manufactures and distributes building and construction materials in South Korea. The company offers ceiling systems, such as insulating, nonflammable, and sound-absorbing ceiling tiles; insulation systems, including glass wool, mineral wool, vacuum and gigh-pressure extruded polystyrene foam insulation, and polyester sound absorption insulation tile products; and exterior systems comprising prefabricated panels, baritone panels, terasolids, glass wool panels, and polyurethane panels. It also provides interior systems consisting of gypsum boards, cellulose fiber reinforced cement boards, and composite boards; and floor systems, such as OA, access, PVC type, and jinmaru floor systems. The company was formerly known as Korea Slate Ind., Co., Ltd. and changed its name to Byucksan Corporation in February 1983. Byucksan Corporation was founded in 1958 and is headquartered in Seoul, South Korea.