PAIK KWANG INDUSTRIAL CO., LTD. is a Korea-based company engaged in the manufacture and marketing of chemical products. The Company operates its business under two segments: chemical segment and lysine segment. Its chemical segment produces caustic soda, hydrochloric acid, liquid chlorine and sorbitol used in paper manufacturing, steel, pulp, textile, petrochemical, food and pharmaceutical industries. . Its lysine segment produces lysine used in animal feeds under the brand name of Sewon. On May 4, 2012, the Company sold its shares of Nanowin Co, Ltd, engaged in the processing of semiconductor equipments. After the transaction, the Company's stake in Nanowin Co, Ltd changed from 81% to 40%.