PTT Exploration and Production Public Company Limited is a Thailand-based company engaged in the exploration, extraction, production and the development of petroleum products. The Company and its subsidiaries do exploration and production of petroleum in Thailand and overseas, foreign gas pipeline transportation, and invest in projects strategically connected to the energy business. As of December 31, 2012, the Group had operations related to the exploration and production of petroleum in 13 countries and had investments in exploration and production projects, including Arthit, Arthit North, PTTEP 1, G9/43, L22/43, Myanmar M3, M7 & M11, and others. It provides petroleum, crude oil, condensate, natural gas and liquefied petroleum gas (LPG). As of the same date, The Company had 59 subsidiaries and 17 associated companies.