Manufacturing of electronic components
Production of metal parts
Supply of functional materials
Manufacturing and sales of copper foil for printed circuit boards
Processing and manufacturing of copper foil for printed circuit boards
Production and sale of catalysts for exhaust gas purification
Manufacturing and sale of sputtering targets
Manufacturing and sale of ceramic products
Recycling of non-ferrous metals and electronic materials
Trading of non-ferrous metals and electronic materials
Manufacturing and sale of zinc, lead, and related products
Mining and exploration of mineral resources
Environmental consulting related to mining and mineral resources