International express is door-to-door transportation. Compared with international special lines, it has fast timeliness, strong cargo protection capability and high customs clearance rate. The international special line is to concentrate a large number of goods at the destination, and then carry out abroad, and reduce transportation through economies of scale. So shipping is cheaper than international express, but timeliness and cargo protection are not as cheap as international express. Amazon FBA head-way service refers to the process of domestic logistics service providers to deliver the seller's goods to the Amazon warehouse, including customs clearance, agency tax. This is a logistics provider that helps FBA sellers to transport goods to Amazon warehouses in the United States, Europe, Japan, etc., and provide corresponding value-added services. As an important part of international logistics, international special line logistics is not only targeted, but also has high cost performance, rich channel services, and more importantly, a wide range of goods transportation, supporting the transportation of multiple sensitive goods, Capable of shipping many commercial express, postal parcels that cannot.