China Southern Airlines Company Limited is a provider of airline services. The Company's main businesses consist of passenger transportation, freight transportation, mail transportation and others. The Company operates domestic airlines, airlines among Hong Kong, Macau and Taiwan, as well as international airlines. During the year ended December 31, 2011, the total transportation turnover volume reached approximately 14.46 billion ton-kilometers, while the volume of passenger transport reached approximately 80.68 million, and its volume of cargo and mail transportation reached approximately 1.14 million tons. During 2011, the average passenger load factor was 81%, and the average load factor was 69.5%.