KOREAN AIRLINES CO.,LTD. is a Korea-based company mainly engaged in air transportation business. Along with subsidiaries, the Company operates its business through five segments. The Air Transport segment is involved in the provision of domestic and international airline transportation services for passengers and freights. The Aerospace segment is involved in development, production and sale of manned and unmanned aerial vehicles, civil aircrafts, the maintenance of combat aircrafts, the manufacturing and sale of satellites. The In-flight Meal segment is engaged in the production and distribution of food. The Hotel and Limousine segment is involved in the operation of hotels and limousines. The Others segment is engaged in the business other than what are not included in the above content such as the provision of laundry service of in-flight goods.