About

About Ilshin Industrial Co., Ltd. (S-Oil) S-OIL, established in 1976 has grown into one of the most competitive oil refiners in the Asia-Pacific region by establishing profitability-oriented management strategies and nurturing dynamic and progressive spirit in the management. We operate the oil refinery facility with the capacity of 669,000 barrels per day (BPD) and other facilities that can produce petrochemicals and lube base oil in the Onsan Refinery in Ulsan. We are strengthening our status as a leader in protecting customers and the environment by producing and supplying the best quality oil products.