Songwon Industrial Co., Ltd. is a leading producer of Songnox antioxidants, Songlight hindered amine light stabilizers, Songsorb ultraviolet light absorbers and heat stabilizers for the plastics industry, as well as plasticizers, lubricants, surface coating agents, polyurethane, alkyl phenols, biphenol, flocculants and other chemicals. The Songwon Group of Companies includes Songwon International AG and Songwon International - Americas Inc.