MITSUBISHI MATERIALS CORPORATION is mainly engaged in the specialty metal business. The Company operates through five segments. The Cement segment is engaged in the manufacture and sale of cement, cement secondary products and ready-mixed concrete. The Metal segment is engaged in sale of gold, silver, copper, as well as the manufacture and sale of copper products. The Processing segment is engaged in the manufacture and sale of super hard products and high-function products. The Electronics Material segment is engaged in the manufacture and sale of electronic devices, functional materials, chemicals, aerosil and multicrystalline silicon. The Aluminum segment offers aluminum cans and aluminum-processed products. The Others segment is engaged in other business activities related to precious metals, environment and recycling, as well as geological survey, among others.