PTT Public Company Limited engages in petroleum business in Thailand, Asia, Europe, America, and internationally. It is involved in the exploration and production of petroleum; natural gas procurement, pipeline transmission, distribution, and separation activities; and management and maintenance services of port, LNG storage, and LNG station; and cooling management and other related businesses. The company also markets petroleum products and lube oil through procurement, storage, and distribution of products, as well as conducts retail business at service stations. In addition, it is involved in the import and export of petroleum and petrochemical products, and other related products; production and distribution of electricity, steam, and water for industrial purpose; and provision of human resource management and support, petroleum related technology, consultant management, petrol station and convenience store management, maintenance, engineering, plant inspection, and safety and environmental services; and operates as a technical consultants for electricity businesses. Further, the company produces and distributes chilled water/constructs and installs electricity generating systems; distributes polymers and other polymers-related products; develops and rents real estate properties; operates vocational schools; manufactures and distributes biochemical products, paraxylene, and industrial coatings and additives, as well as offers polyethylene and oleochemical products, nonwoven fabrics, and medical consumables; and distributes plastic resin and chemical products. Additionally, it provides financial services; coffee and beverages; and manufactures and distributes circular products. The company was founded in 1978 and is headquartered in Bangkok, Thailand.