Jin Yong's novel is a classic in the history of Chinese literature. Not only is the plot fascinating, but the characters in the novel are also deeply rooted in the hearts of the people. Among them, the martial arts scenes and character skills in martial arts novels were a classic feature that attracted many readers. The cross-book discussion of martial arts referred to the comparison and discussion between different authors or characters in different novels to show the martial arts techniques and combat techniques in the novel. This kind of comparison and discussion would not only allow the readers to have a deeper understanding of the martial arts system in the novel, but also enhance the readers 'literary attainments and reading ability. The cross-book discussion of martial arts in Jin Yong's novels is also a part of Chinese literature and culture. It not only allows readers to enjoy reading, but also improves the reader's cultural quality and reading ability. Therefore, many people were keen to compare and discuss martial arts techniques in different novels to improve their literary quality and reading ability.