IMVU (short for Instant Messaging Virtual Universe) is an extraordinary virtual social application based on 3D characters and scenes with years of development. Compared with traditional text or voice IM chat, it creatively adds 3D characters. This can not only increase the atmosphere of chatting with simulate the real scenes, but also simulate the actions of characters, thus greatly enhancing the interactivity and fun of chatting. Players can meet other people unexpectedly while exploring a large number of exotic 3D virtual scenes, realizing global friendship.