The Nigerian National Petroleum Corporation (NNPC) is the state oil corporation which was established on April 1, 1977. NNPC explores, produces, refines, transports, and markets oil and gas. The company also offers distribution/trading, commercial investment management, seismic data acquisition, seismic data processing, reservoir engineering, data storage and management, geophysical, geological, packaging products manufacturing, renewable energy sources exploration, engineering, procurement, construction supervision, project management, quality assurance and control, environmental consulting, training, and transmission services. The company provides petroleum and petrochemical products, crude oils, hydrocarbons, premium motor spirits, kerosene (aviation and domestic), asphalt products, linear alkyl benzene, base oils, liquefied petroleum gas products, fuels, benzene, heavy alkylate, automotive gas oils, gasoline, atmospheric residue, vacuum gas oils, heavy diesel oils, and low and high pour fuel oils to customers through its retail outlets, and gas pipelines and depots. It serves customers in Nigeria and internationally.