Tonengeneral Sekiyu KK operates in the Petroleum refining sector. TonenGeneral Sekiyu K.K. is a Japan-based company engaged in the import, transportation, refining, manufacture and sale of crude oil, petroleum products and petrochemical products, among others. The Company has two business segments. The Petroleum Product segment is engaged in the production, processing and sale of petroleum products, the transportation of crude oil and petroleum products, the purchase and sale of liquefied natural gas (LNG), the procurement and sale of biomass fuels, as well as the construction management business. The Petrochemical Product segment is involved in the production, processing and sale of petrochemical products. As of December 31, 2010, the Company had five consolidated subsidiaries and seven associated companies. On January 31, 2012, the Company discontinued the tie-up with Toray Industries, Inc. on battery separator film business. In our complete report available for purchase the company is compared to: Showa Shell Sekiyu Kabushiki Kaisha, Cosmo Oil Company Limited and Hindustan Petroleum Corporation Limited.