In fact, it can be analyzed by Liu Bang's rule of the world. External use of Confucianism is to use Li Sheng and other Confucian suggestions, advocating that there should be etiquette between monarch and minister, and the state should pay attention to etiquette. Xiao He established the laws of the country at that time, with both propriety and law. Therefore, this is based on Confucian theory, which is used in form, and the old and the young are different and polite. It means that the state does not introduce taxes for the people and so on, which is in line with Taoist economic policy. Generally speaking, the combination of Confucianism, France and Taoism is very useful for the development of the country, because that was the only situation at that time. Tyranny is fiercer than tiger, rudeness is chaos.