The most popular genre and subject matter in online novels vary from time to time, but the following are some of the more popular genre and subject matter: 1. Fantasy novels, including " Battle Through the Heavens,"" Martial World,"" The Great Dominator," etc., mainly about the protagonist's personal growth and saving the world through cultivation and combat. 2. City novels, including " Choosing the Heavens "," Chu Qiao's Biography "," Hua Qian Gu ", etc., mainly about the protagonist's growth in the modern city, love stories, and workplace struggles. 3. Science fiction novels, including Wandering the Earth, Three-Body Problem, and Mars Rescue, which mainly talked about human beings using technology and the possibilities of the future world to deal with disasters and challenges. 4. Historical novels, including " Celebrating the Years,"" Choosing the Heavens,"" Ruyi Biography," etc., which mainly described the stories of historical figures in modern times, whether they traveled through time, were reborn, or changed history. 5. Wuxia novels, including " Master,"" Douluo Continent,"" Eight Dragons," etc., mainly about the grudges, love, heroism, and love stories in Jianghu. Of course, this was only a small part of the story. Different readers had different preferences and needs, so the most popular genre would also be different.