Hindustan Petroleum Corporation Limited is engaged in the business of refining of crude oil and marketing of petroleum products, production of hydrocarbons and providing services for management of exploration and production (E&P) blocks, manufacturing of ethanol, sugar and generation of power, operating liquefied natural gas (LNG) regasification terminal (under construction phase), green and renewable energy business. Its Downstream Petroleum segment is engaged in refining and marketing of petroleum products. Its businesses include HP Refineries, HP Retail (Petrol Pumps); HP Gas (LPG); HP Lubricants; HP Aviation; HP Direct Sales; HP Projects and Pipelines; HP Supplies, Operations and Distribution (SOD); HP International Trade; HP Natural Gas and Renewables; HP Natural Gas; HP Petrochemicals, and HP Research and Development. It exports various petroleum products from its refineries, including Fuel Oil, naphtha, high sulphur gasoil, and high sulphur gasoline.