Indian Oil is a leading Indian company by sales and the only Indian company among Fortune's Global 500 largest companies. It is a canalizing agency for the import and export of crude oil and major petroleum products for the country; it owns and operates six refineries and over 5,300 km of pipeline network. It is venturing into oil exploration and production, petrochemicals, power generation and fuel management, including liquefied natural gas (LNG). It offers globalizing consultancy services in refineries, pipelines, marketing, research and development (R&D) and training to over a dozen countries.