Yeon-Ho Sohn

KyungDong One Co., Ltd. engages in the manufacture and sale of electronic components, refractories, construction materials and non-metallic mineral products. It operates through the Caretech, and Network business division. The Caretech business division offers insulation materials, spray-applied fire resistive materials, thermal insulation materials, cryogenic insulation materials, cryogenic insulation engineering, fillers, filter aids, plastic components and others. The Network business division offers network wall pads and video phones. The company was founded in February 1982 and is headquartered in Seoul, South Korea.