'Dream of the Red Chamber' was a classic in the history of Chinese literature in the Qing Dynasty. The background of his creation mainly involved the following aspects: Historical background: The novel depicted the various ills of the feudal society of the Qing Dynasty, such as official corruption, class opposition, social unrest, etc. At the same time, it also showed the style of the aristocratic society in the Qing Dynasty, including the lifestyle, social methods, values, and so on. 2. Family background: In the novel, the Jia, Wang and Xue families were the representatives of the noble families in the Qing Dynasty. They had rich wealth and privileges, but they also had internal disputes and contradictions. The decline of the Jia family was one of the main backgrounds of the novel and the source of many plots in the novel. 3. social reality: the novel depicted a character on the edge of society, Jia Baoyu. He experienced many setbacks and pains in life, but also reflected the social reality and the plight of the people at that time. 4. Literature concept: Cao Xueqin used the original name of "Story of the Stone" when writing "Dream of the Red Chamber" and integrated his own literary concept and thoughts into it. He believed that the novel should portray the real and profound characters to reflect the social reality. At the same time, it should also be artistic and rhythmic. To sum up, the background of Dream of the Red Chamber mainly involved the history of the feudal society of the Qing Dynasty, family, social reality and literary ideas. These backgrounds and factors together constituted the rich and colorful world in the novel.