Paik Kwang Industrial Co., Ltd. engages in the production and sale of inorganic chemical products. It operates through the following business divisions: Chlor-Akali (CA) Production, Materials, and Food Additives. The CA Production division produces chlorine, caustic soda, hydrochloric acid, hydrogen, and sodium hypochlorite which are widely used in various fields from basic chemical industries to wastewater treatment, paper, food processing, textiles, petrochemicals, and advanced materials industries. The Materials division manufactures hydrogen chloride, high-purity nitrous oxide, high-purity chlorine, and high-purity special gas products used in the semiconductor and display industries. The Food Additives division includes sorbitol and maltitol. The company was founded on November 25, 1954 and is headquartered in Gunsan-si, South Korea.