MMX is a Brazilian mining company that produces iron ore. It has two operating systems, Serra Azul and Corumbá, with a current combined capacity of 7 million metric tons per year. MMX's iron ore is committed to strategic consumers in China and South Korea through long-term contracts. It has a port facility called Porto Sudeste that provides access to seaborne iron ore markets. MMX has mineral resources totaling 3.6 billion metric tons across its mining assets and aims to expand production capacity.