KGHM Polska Miedz. 

KGHM Polska Miedz S.A. operates in the mining, production, and international distribution of copper, precious metals, and various non-ferrous metals, catering to both Polish and global markets. The company's comprehensive product lineup includes copper cathodes, wire rods, specific Cu-Ofe and Cu-Ag wires, and granular copper products. It also provides silver in bullion bars and granular forms, alongside gold bars. Further offerings encompass molybdenum, ammonium perrhenate, metallic rhenium, and rhenium powder. Additionally, KGHM supplies lead, sulfuric acid, copper and nickel sulfates, selenium products, as well as platinum, palladium, and rock salt. This enterprise was established in 1961 and maintains its headquarters in Lubin, Poland.