Nexa Resources SA, formerly VM Holding SA is a low-cost integrated zinc producer. The company owns and operates few underground mines located in the Central Andes of Peru and other located in the state of Minas Gerais in Brazil. It produces copper, lead, silver, and gold as byproducts. The company operates through two mining segments namely Mining and Smelting. The Mining segment consists of various operating units includes mineral exploration activities and the production of zinc concentrates, copper concentrates and lead concentrates. The Smelting segment comprises operating units which include facilities recovering and refining zinc metal out of feed materials such as zinc concentrates or secondary feed materials. It also produces metallic zinc, zinc oxide and other by-products.