S-Oil Corporation is a Korea-based oil refining and marketing company. The Company operates in three business divisions: oil refining division, lube oil division and petrochemical division. Its oil refining division provides liquefied petroleum gas (LPG), gasoline, diesel, bunker oil, blending oil and asphalt. Its lube oil division provides lube base oil and marine lubricants. Its petrochemical division provides benzene, toluene, xylene and others. The Company distributes its products within domestic market and to overseas markets. As of December 31, 2011, the Company had two affiliated companies.