International maritime transport of goods despite the low speed, the lack of risk, but because of its large capacity, large capacity, low freight rates, as well as the strong adaptability of goods such as strength, coupled with global unique geographical conditions, make it become the main mode of transportation in international trade. 80% ~ 90% of the total import and export cargo transportation in our country was conducted through the ocean transportation, because of the rising and development of container transportation, not only make the transport of goods to the collection, develop in the direction of rationalization, and save the packing materials and sea freight, reduce the damage of shortage, ensuring the quality of transportation and shorten the transportation time, reducing the transportation cost.