Denka Company Limited is mainly engaged in the manufacturing of chemical products. The Company has five business segments. The Elastomers and Functional Resin segment offers chemical products, such as styrene monomer, polystyrene plastic, acrylonitrile butadiene styrene (ABS) plastic, transparent resin, acetic acid and vinyl acetate, among others. The Infrastructure and Social Solution segment offers fertilizers, carbide, refractory products, cement and specialty admixtures. The Electronics and Advanced Products segment offers molten silica, electronic circuit cards, fine ceramics and electronic packaging materials, among others. The Life and Environment Products segment offers food packaging materials, housing materials, industrial materials. The Life Innovation segment provides vaccines, joint function improvers, diagnostic agents and others. The Others segment is engaged in the plant engineering, wholesale businesses.