Busan City Gas. Co. Ltd. is a Korea-based company engaged in the distribution of liquefied natural gas (LNG) in Busan City. The Company mainly operates city gas business. Its LNG is purchased from Korea Gas Corporation. Its LNG is mainly used in office buildings, residential applications, industrial applications, cold and warm water supply systems, transportations and power generation systems. In addition, the Company engages in the rental business. On December, 16, 2013, SK E&S Co., Ltd. acquired additional shares of the Company. After the transaction, SK E&S Co., Ltd.'s stake in the Company increased from 40% to 67.32%.