IRPC Public Company Limited, together with its subsidiaries, provides petroleum and petrochemical products in Thailand, Singapore, and internationally. The company operates through Petroleum Products, Petrochemical Products, and Other Business segments. It offers petroleum products, including liquefied petroleum gas, gasohol, gasoline base, diesel, diesel base, gasoline, fuel oil, lube base oil, slack wax, aromatic extract, treated distillate aromatic extract and residue aromatic extract, asphalt, straight-run fuel oil, white spirit, C9 aromatic/aromatic, toluene, xylene, mixed xylenes; and polyethylene, polypropylene, acrylonitrile-butadiene-styrene, acrylonitrile styrene, polystyrene, expandable polystyrene, and additives. It also generates and distributes electricity, power, steam, industrial water, and air systems; and wastewater treatment services for industrial customers. In addition, the company offers port and tank services, such as tugboats, piloting services, lighters, fresh water and fuel, weigh scales, container yards, warehouses, and machines and equipment for the transshipment of goods. Further, it is involved in the provision of asset management and oil vessel renting services; manufacture and distribution of plastic resins; operation of vocational schools; distribution of non-woven fabric products and medical consumables; and distribution of petrochemical products, as well as power plant, jetty, and other utilities operations. The company was formerly known as Thai Petrochemical Industry Public Company Limited and changed its name to IRPC Public Company Limited in October 2006. IRPC Public Company Limited was incorporated in 1978 and is headquartered in Rayong, Thailand.