Dream of the Red Chamber was a classical Chinese novel that described the lives of Jia Baoyu, Lin Daiyu, Xue Baochai, and the others in the Jia, Wang, Shi, and Xue families. The Four Great Clans were a very important concept in Dream of the Red Chamber and also the main background of the novel. The Jia family was the largest of the four great families and one of the main characters in the novel. The members of the Jia family mainly included Jia Daishan, Grandmother Jia, Jia Baoyu, and others. Jia Daishan was the ancestor of the Jia family. He was a very talented politician and writer. He had once served as the imperial tutor of the Qing Dynasty. Grandmother Jia was Jia Daishan's wife. She was a very intelligent and knowledgeable woman, and had played a very important role in the development of the Jia family. The Wang family was another important family among the four great families. Its members mainly included Grandmother Jia's niece, Jia Yuanchun, and Jia Baoyu's cousin, Jia Zhen. The members of the Wang family were mainly the daughters of Wang Shanbao's family. They played an important role in the novel. The Shi Family was the third most important family among the four major families. Its family members mainly included Shi Xiangyun, Jia Baoyu's cousin Lin Daiyu, and others. The Shi family's members were mainly from Shi Keer's father, Shi Dingzhi. The Xue family was the last important family among the four big families. Its family members mainly included Xue Baochai, Jia Baoyu's cousin Xue Baoqin, and others. The main members of the Xue family came from Xue Pan's father, Aunt Xue. The Four Great Clans were a very important concept in Dream of the Red Chamber and also the main background of the novel. Each family member had their own unique character and destiny, and the relationship between them was very complicated, forming a rich and colorful story in the novel.