S-Oil Corporation Ulsan Complex is an active petrochemical complex located in Ulsan-gwangyoksi, South Korea. According to GlobalData, who tracks more than 13,000 active and developing petrochemical plants worldwide, the complex started commercial operations in 1991 and currently has an active annual capacity of 5.5mtpa. Its capacity is expected to increase to 8.53mtpa in 2030. The plants are operated by S-Oil. Buy the profile here.

Key products capacity - S-Oil Corporation Ulsan Complex, 2022

Key products produced in this complex include xylenes, propylene, toluene, benzene, methyl tertiary butyl ether (MTBE) etc.

Xylenes accounts for 33.6% of the total annual capacity of the complex with 1.85mtpa, followed by propylene and toluene with 16.5% (0.91mtpa) and 13.2% (0.73mtpa) respectively.

Details of key upcoming projects in S-Oil Corporation Ulsan Complex

The complex is set to add capacity with some of the key upcoming plants including S-Oil Corporation Ulsan Ethylene Plant 2 (1.8mtpa), S-Oil Corporation Ulsan Polyethylene Plant 1 (0.44mtpa), S-Oil Corporation Ulsan Polyethylene Plant 2 (0.88mtpa), S-Oil Corporation Ulsan Polyethylene Plant 3 (0.4mtpa), and S-Oil Corporation Ulsan Propylene Plant 3 (0.77mtpa).

The complex also includes S-Oil Corporation Ulsan Polypropylene Plant 2 for which the capacity information is not available/reported.

About S-Oil

S-Oil Corporation Inc (S-Oil), a subsidiary of Aramco Overseas Company BV, is an oil refining and marketing company. It manufactures and sells oil refined oil, petrochemical and lube products. The company also imports and exports crude oil and refined products. It owns and operates an integrated refining lubricants and aromatic-type petrochemicals complex in Ulsan. The company’s major products include diesel, gasoline, kerosene, engine oil, bunker-C oils, lubricants, naphtha, paraffin oil, asphalt, benzene, xylene and toluene. It markets products in the domestic market through a distribution and marketing network that includes product distribution terminals, and branded retail service stations. S-Oil is headquartered in Seoul, South Korea.

For more details on the S-Oil Corporation Ulsan Complex, buy the profile here.


GlobalData, the leading provider of industry intelligence, provided the underlying research used to produce this article.

This information is drawn from GlobalData’s Oil & Gas Intelligence Center, which provides detailed profiles of 34,000+ oil and gas fields, 400,000+ exploration blocks, 1,100+ LNG terminals, 3,400+ gas processing plants, 5,000+ storage terminals, and 8,000+ pipelines, 1,400+ refineries and 13,000+ petrochemical plants worldwide.