Exploration and Momo are two social networking applications in China. -Detective is a dating social application designed to help users find nearby people and possible matches. Users can set their own personal data, browse other users' data, and express their likes or dislikes by sliding. If two users like each other, they can start chatting. -Momo is a social application that focuses on communication and socialization between users. It provides real-time chat, voice call, video call and other functions. Users can expand their social circle by searching and browsing other users' profiles, adding friends and joining interest groups. Both applications provide convenient ways to meet new friends and expand social circles, and encourage users to build deeper relationships through chatting and interaction.