Abstract: In order to better study the B2C e-commerce application (APP) and its development, and also to make up for the deficiency of related research, based on information ecology theory and by using analytic hierarchy process (AHP), APP evaluation index system is constructed from the dimensions, such as information man, information, information technology, and information environment Taking Jingdong APP as an example, fuzzy comprehensive evaluation method is used to study its ecological situation Results show that Jingdong APP has a good ecological performance The research process and research methods can give reference for other related studies

Key words: application, information ecology, analytic hierarchy process, fuzzy comprehensive evaluation