Research on the Data Mining Tools and Algorithms of Cross-Border e-Commerce under the Atmosphere of the International Epidemic

China's cross-border e-commerce industry has developed rapidly, sales have risen steadily, policies and policies have been continuously introduced, e-commerce consumption mode has been continuously optimized, and logistics facilities are increasingly perfect. However, under the impact of the COVID-19 epidemic, the cross-border e-commerce industry has broken out with problems such as the industrial chain interruption, poor logistics chain, broken capital chain and insufficient talent export. In view of the challenges and opportunities faced by China's cross-border e-commerce industry under the impact of the epidemic, this paper analyzes the application of data mining tools and algorithms in cross-border e-commerce, aiming to provide certain help for the development of cross-border e-commerce under the international epidemic atmosphere.