Popular literature, online literature, and pure literature were three different types of literature, and there were some significant differences between them. 1. Popular literature usually attracts readers with easy-to-understand language and story plots. They pay attention to entertainment and legibility, often with distinctive characteristics of the times and regions. For example, martial arts novels, romance novels, youth literature, and so on. Online literature is a form of literature that is serialised on the network platform. It usually uses the network as a platform to take advantage of the advantages of the network platform to spread in the form of digital media, with greater freedom and opening. The characteristics of online literature were easy to understand, strong interaction, and fast information transmission. They often used fictional stories and characters as their main means of expression. Pure literature is a type of literature that focuses on the quality and artistry of literature. Its readers are usually literary professionals and readers with certain cultural attainments. What they pursue is the depth of thought, artistic appeal, and cultural content of literary works. Pure literature often used traditional writing techniques and forms, focusing on the quality and beauty of the words. It was often presented in the form of literary works such as novels, poems, essays, etc. Popular literature, online literature, and pure literature are three different types of literature. They each have different characteristics and pursuits.