Lu Xun (September 25, 1881-October 19, 1936) was a master of modern Chinese literature. His works covered novels, essays, poems, essays and many other fields. His works had a profound influence on the development of modern Chinese literature and thought. Among them, Diary of a Madman, The True Story of Ah Q, Medicine, Kong Yiji and other novels were considered Lu Xun's representative works. A Madman's Diary was one of Lu Xun's most famous novels. It told the story of a madman who was searching for himself and freedom in madness. The novel showed the twisted human nature and the dark side of society with a unique perspective and absurd plot. The image of a "madman" and the theme of "cannibalism" in the novel became classic images and research topics in modern Chinese literature. "The True Story of Ah Q" was another representative work of Lu Xun. It described the various encounters and contradictions of a self-abased and crazy person, Ah Q, in society. Through Ah Q's confession and comparison, the novel reveals the various ills of Chinese society and the distortion of human nature. The image of Ah Q in the novel also became one of the classic images in modern Chinese literature. Medicine was a collection of essays by Lu Xun, which told a story about medicine and human nature. The novel uses the pharmaceutical industry as a clue to reveal the unscrupulous pursuit of profits by pharmaceutical companies, as well as the greed and indifference in human nature. The image of "medicine" in the novel also became one of the classic images in Chinese literature. Lu Xun's works were known for their profound thoughts and unique style. His works not only revealed the dark side of Chinese society at that time, but also had a profound impact on later literature and thought.