Tokuyama Corporation mainly manufactures and sells chemicals, specialty products, cement and functional materials. It has four business segments. The Chemicals segment offers soda ash, caustic soda, calcium chloride, silicate soda, vinyl chloride resin, propylene oxide, isopropyl alcohol and methylene chloride. The Specialty Products segment offers multicrystalline silicon, wet silica, metal cleaning chemicals, high-purity chemicals for electronic industry, environmental-related equipment and others. The Cement segment offers cement and cementitious solidified materials. The Life Amenity segment offers polypropylene film, resin sashes and others. The Company is also engaged in the products sale, real estate management and transportation businesses.