Best-selling youth literature referred to literary works aimed at young readers. They usually used the theme of youth as the theme to describe the growth, emotions, dreams, and other experiences of young people, emphasizing the confusion, exploration, pursuit, and other characteristics of youth. The following are some of the characteristics of the best-selling youth literature: 1. Clear theme: The theme of the best-selling youth literature is usually about youth, love, friendship, dreams, etc. It has a distinct sense of the times and personal characteristics. 2. Sincere emotions: Youth literature often focuses on describing the emotional experiences of young people. It portrays the images of young people full of emotions and dreams so that readers can feel the sincere emotions of youth. 3. Plot twists and turns: The plot of a best-selling youth literature is usually full of twists and turns, full of drama and tension, which makes readers have a strong interest and desire to read. 4. Vivid language: The language of youth literature is usually more vivid, lively, infectious and expressive, which can convey the author's feelings and thoughts well. 5. Market-oriented: The bestsellers of youth literature are usually targeted at young readers, including college students and middle school students. Therefore, their literary style, story plot, and language style are closely related to the needs and preferences of these readers.