DOWA HOLDINGS CO., LTD. is a Japan-based company mainly engaged in the smelting business, metal processing business and others. The Company has five business segments. The Environment and Recycling segment is engaged in the waste management, soil remediation, resource recycling and logistics business. The Smelting segment is engaged in the manufacture and sale of copper, zinc, gold, silver and other metals. The Electronic Materials segment is engaged in the manufacture and sale of electrical conducting material for electronic components and others. The Metal Processing segment is engaged in the manufacture and sale of processed metal products and circuit boards. The Thermal Treatment segment is engaged in the thermal treatment and surface treatment processing of metal materials, and the manufacture, sale and maintenance of thermal processing facilities and auxiliary facilities. The Company is also engaged in the real estate leasing business, plant construction business and others.