Southern Copper Corporation (SCC) is an integrated copper producer. The Company produces copper, molybdenum, zinc and silver. The Company has three operating segments Peruvian operations, Mexican open-pit operations and Mexican underground mining operations (IMMSA unit).All of its mining, smelting and refining facilities are located in Peru and Mexico and it conducts exploration activities in those countries and in Argentina, Chile and Ecuador. The Peruvian operations include the Toquepala and Cuajone mine complexes and the smelting and refining plants, industrial railroad and port facilities which service both mines. Mexican open-pit operations, which include the La Caridad and Buenavista mine complexes and the smelting and refining plants and support facilities which service both mines. Mexican underground mining operations, which include five underground mines that produce zinc, copper, silver and gold, a coal mine which produces coal and coke, and a zinc refinery.