PTT Public Company Limited engages in petroleum business in Thailand, Asia, Europe, the United States, and internationally. The company 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. It 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, the company 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, factory maintenance and engineering, and safety and environmental services; operates as a technical consultants for electricity businesses; and wind power project development activities. Further, it 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 and online car services; coffee and beverages; and manufactures and distributes petrochemical, and health and nutrition products. The company was founded in 1978 and is headquartered in Bangkok, Thailand.