Kumyang Co., Ltd. manufactures and supplies a range of chemical materials in South Korea and internationally. It offers chemical blowing agents for polyvinyl chloride, ethylene vinyl acetate, polyethylene or polypropylene, rubber, and other blowing agents; capsule blowing agents; blowing agent masterbatch products; anti-foaming agent masterbatch products; titanium dioxide products; flame retardants; and optimal solutions for synthetic resins, rubbers, and additives related to blowing agents. The company was formerly known as Gumbuk Chemical Industrial Company and changed its name to Kumyang Co., Ltd. in July 1978. The company was founded in 1955 and is headquartered in Busan, South Korea.