Sinotrans Air Transportation Development Co. Ltd. is principally engaged in the provision of international airfreight forwarding, air express and domestic cargo transportation and logistics services. The Company operates its businesses primarily in domestic market. During the year ended December 31, 2010, the Company handled approximately 278,500 tons of international airfreight cargo, with approximately 172,000 tons of imported cargo and approximately 106,500 tons of exported cargo. The Company also provides international express delivery services.