Air freight export: freight cargo Department of Hong Kong, Shenzhen and Guangzhou airports, dozens of well-known international airline flights and transfer all over the world, and more than a dozen well-known airlines established close relations of cooperation, can be in to ensure the accommodation and get the most preferential tariff agreement. At the same time, with the Hongkong counterparts, complementary advantages, the amount of cargo is sufficient to launch their own package board service, reduce operating costs.