Current domestic studies on the behavioral characteristics of SNS (Social Networking Site) users are mostly confined to a single perspective, which result in the increasingly waning of users' emotional attachment to the sites. This paper explores the user interface design of social networking sites by analyzing the behavioral characteristics of site users under varying context, which will provide guidance on how to create a social networking site with user-friendly, more natural and harmonious information interactive interface and strong emotional attachment among its users, thus increasing th...