The setting of the characters and the significance of the incident of Jinchuan's death in Dream of the Red Chamber can be analyzed from the following aspects: Character settings: Madam Wang: As one of the protagonists of the novel, Madam Wang is the decision-maker and executor of the incident. As the head of the Jia family, her attitude towards her daughter and her handling of her daughter's marriage reflected her feudal ethics. At the same time, she also had human weaknesses such as excessive love and prejudice towards her daughter. 2 Xue Baochai: Xue Baochai is Madam Wang's sister. As a member of the Jia family, she has a close relationship with Madam Wang. In the novel, although she was smart and witty, she showed a lack of humanity in dealing with Jinchuan, such as being cold and heartless to her subordinates and disrespecting her elders. 3. Jinchuan: Jinchuan is Lady Wang's concubine and has a close relationship with Xue Baochai. In the novel, Jinchuan committed suicide by jumping into a well because of Mrs. Wang's prejudice and unfair treatment, which reflected her resistance to feudal ethics and pursuit of personal dignity. Thought significance: The incident of Jinchuan's death was an important plot in Dream of the Red Chamber, which reflected the conflict between feudal ethics and human nature. The characters and plots in the event revealed some of the essential problems of feudal society, such as hierarchy, gender imbalance, the shackles of feudal ethics, etc. At the same time, it also showed the weakness and beauty of human nature. Through the story of Jinchuan's death, the novel showed the readers the distortion and beauty of human nature, reminding people to respect human rights, treat others equally, and oppose the concept and behavior of feudal ethics. At the same time, the novel also expressed the author's criticism of feudal society and hope for the future through the description of the fate of the characters.