Jin Shengtan was a famous novelist and literary critic at the end of the Ming Dynasty. The Water Margins he commented on was a classic in the history of Chinese literature. He revealed the dark side of the feudal society through his criticism of the Water Margins and put forward profound ideas such as "the end of the hero" and "loyalty is difficult to be both". Jin Shengtan had a very high opinion of Water Margins. He believed that this novel had created the images of many heroes, displayed their heroic deeds and noble moral character, and also revealed the darkness and corruption of feudal society. He believed that Water Margins was not only a masterpiece of Chinese literature, but also one of the treasures of world literature. In the Water Margins, which Jin Shengtan commented on, he deeply expressed the thought of "loyalty and righteousness are difficult to be both" through his analysis of the fate of the characters in the novel. He believed that loyalty and justice could not be achieved at the same time in feudal society. Only by sacrificing part of the interests could true justice be obtained. This ideology had a profound impact on the development of Chinese literature and philosophy. Jin Shengtan's Water Margins was a classic in the history of Chinese literature. It not only showed the heroic deeds and noble moral character of heroes, but also deeply reflected the darkness and corruption of feudal society, which had a profound impact on the development of Chinese literature and philosophy.