Introduction to Afang Gong Fu: "A Fang Gong Fu" is a prose written by Du Mu, a famous poet in the Tang Dynasty. The words are extremely gorgeous and the thoughts are profound. It is one of the popular classics. By describing the construction and destruction of Afang Palace, Du Mu vividly summarized the historical lessons of the rulers of the Qin Dynasty who perished because of their arrogance and extravagance, and issued a warning to the rulers of the Tang Dynasty, showing that an upright scholar in the feudal era was concerned about the country and the people. The sentiment of benefiting the world and helping the common people.