According to Jinjiang Literature Network, the protagonists in the novel Autumn of Trading are Amway and Xu, and their communication and emotional entanglement are the core plot of the novel. By describing the identity background, personality characteristics and emotional changes of Anli and Xu, the complex relationship and deep feelings between them are displayed. The fate and life choices of Amway and Xu are also one of the themes discussed in the novel, which shows the complexity of human nature and social reality.