Cross-border electronic commerce refers to an international business activity in which transaction subjects belonging to different environments reach a deal, make payment and settlement through e-commerce platform, and deliver goods and complete the transaction through cross-border logistics. Cross-border e-commerce has six characteristics: globality, invisibility, anonymity, immediacy, paperless and rapid evolution. At the same time, cross-border electronic commerce not only broke through the barriers between countries, making international trade borderless, but also caused great changes in the world economy and trade.