Dream of the Red Chamber was one of the classic works of Chinese classical literature and also one of the representative works of vernacular literature. It had a profound impact on the development of vernacular literature, mainly in the following aspects: He created the first vernacular novel. Dream of the Red Chamber is the first vernacular novel in Chinese history. It makes readers feel the characteristics and style of vernacular with vivid and real characters, meticulous description and concise language. It revealed the corruption and darkness of feudal society. The Dream of the Red Chamber revealed the corruption and darkness of the feudal society, especially the hypocrisy and selfishness of the aristocratic society, through the love stories of Jia Baoyu and Lin Daiyu. It provided important intellectual and cultural support for the later vernacular literature to oppose feudalism. It promoted the development of modern Chinese literature. Dream of the Red Chamber was not only a classic in the history of Chinese literature, but also one of the important sources of modern Chinese literature. It provided important experience and enlightenment for the development of modern Chinese literature. For example, the characters, plot structure, language style, etc. of modern Chinese novels were all influenced by Dream of the Red Chamber. 4 emphasized the value of realistic literature. Dream of the Red Chamber emphasized the value of realism literature. It reflected the true face of feudal society with real characters and detailed descriptions, and also revealed the dark side of human nature, allowing readers to feel the intensity and authenticity of realism literature. Dream of the Red Chamber had a profound significance for the creation of vernacular literature. It created the precedent of vernacular novels, revealed the corruption and darkness of feudal society, promoted the development of modern Chinese literature, and emphasized the value of realistic literature. These achievements were all milestone in the history of Chinese literature.