On the basis of reviewing the research on customer satisfaction of domestic and foreign scholars, this paper takes the AliExpress platform as an example, expounds the connotation of customer satisfaction from the perspective of cross-border network retail platform, and focuses on the AliExpress DSR service score, namely, product description, customer service and cross-border logistics to analyze customer satisfaction. It is designed to enable merchants to provide superior customer service, increase customer satisfaction, attract and retain customers.