Guan Zhong was a minister of Qi in the Spring and Autumn Period. His thought of governing the country is mainly based on the rule of law, attaching importance to the basic role of moral education and emphasizing the political management system with the monarch as the core. He believes that to make the country rich and strong, it is necessary to implement the legal system, strengthen centralization, reform the land system and military system, and develop the economy and culture. In addition, he also put forward the view that "there is a sense of up and down, there is a distinction between high and low, there is equality between the old and the young, and there is a degree of wealth".