Among the current domestic cross-border e-commerce selected alliances, the more influential and well-reputed ones are: Amazon Alliance, eBay Alliance, Wish Alliance, AliExpress Alliance, Lazada Alliance, etc. Among them, Amazon Alliance has the highest popularity, covers the most complete range of products, and supports the most advertising forms. The advantage of eBay Alliance is that it covers many countries and regions and supports multiple languages ​​and currencies. The advantage of Wish Alliance is that it has a high commission ratio and high conversion rate. The advantage of AliExpress Alliance is that it supports multiple languages ​​and currencies and covers many countries and regions. The advantage of Lazada Alliance is that it covers a wide range of Southeast Asian markets and has great growth potential.