The characteristics of fantasy novels were that they had a grand worldview, many characters, and complicated plots. They required the author to have high literary attainments and imagination. Due to the uniqueness of the fantasy novel's theme, its publication needed to go through multiple approval from editors and editors, and it also needed to meet the needs of the market and readers, so it was more difficult to publish. On the other hand, adventure and suspense novels were usually featured by a compact plot, a strong story, and a lot of suspense. They usually involved novel topics and worldviews to attract readers 'interest. This type of novel was unpopular on the internet mainly because they needed to be reviewed and revised by editors before publication, and they also needed to face the test of the market and readers after publication, so they needed to spend more time and energy. Fantasy novels and adventure and suspense novels had high requirements and difficulties in writing and publishing, which was one of the reasons why they were relatively unpopular on the internet but popular in the book market.