CR Holdings Co., LTD. manufactures and sells refractory products in South Korea and internationally. Its offerings include alumina, fireclay, silicon carbide, acid-proof and heat-resistant, insulating fire, and magcarbon bricks, as well as castable, gunning, plastic, ramming mix, and other refractory products, plus slide gate valve systems and nozzles. The company also provides refractories engineering services and supplies refractories to heavy chemical industries such as iron, steel, and cement manufacturers. Formerly known as Chosun Refractories Co., Ltd., CR Holdings Co., LTD. was founded in 1947 and is headquartered in Gwangyang-si, South Korea.