This ENAP subsidiary was founded in 2004 as a result of the merger of the Concón and Petrox refineries, located in the Valparaíso and BioBío regions, respectively. It has a distillation capacity of 220,000 barrels per day and can supply over 80% of Chile's fuel requirements. ENAP Refineries S.A. also exports a portion of its production to Peru, known for the high quality of its fuels that meet the world's most stringent standards.