China Airlines Ltd is principally engaged in the provision of airline services. The Company operates its businesses primarily through international passenger transportation services, international air cargo services, as well as the sale of duty free items in aircrafts. During the year ended December 31, 2011, the Company obtained approximately 61% and 35% of its total revenue from passenger transportation and air cargo businesses, respectively. As of December 31, 2011, the Company had 13 Boeing 747-400 planes, six Airbus A340-300 planes, 22 Airbus A330-300 planes, 10 Boeing 737-800 planes and 20 Boeing 747-400F freight planes. The Company operates its businesses in Trans-Pacific, Europe, Southeast Asia, Taiwan, Hong Kong, Northeast Asia, Australia and Mainland China.