CSN operates throughout the entire steel production chain, from iron ore extraction to the production and sale of a diversified line of steel products, including flat, coated, galvanized, pre-painted steel, metallic sheets and long steel (rebar and wire rod). The Company has units in Volta Redonda and Porto Real, both in the State of Rio; and in Araucaria, Paraná. Abroad, it has units in Portugal (Lusosider) and Germany (SWT). In addition, the company has a strong steel distributor, Prada Distribuição, and specialized packaging units, Prada Embalagens (SP), Prada Resende (RJ), and the recently acquired Metalgráfica Iguaçu. An integrated business model and quality management allow CSN to have one of the lowest production costs in the global steel industry.