"Power Families: Political Families in Chinese History" is a book about the families of officials who have been involved in politics for generations in Chinese history. They are all talking about the political families that emerged from the Paleozoic era in China, with their children serving in politics and becoming officials for generations, and dominating the officialdom. There are aristocratic families from the Jin, Southern and Northern Dynasties. There are no poor families in the upper class and no aristocratic family in the lower class. The Gonggun princes who are going to school are all related to each other. They first spend a long time saying hello: "Hello, third grandfather, hello uncle, hello uncle, hello uncle, hello brother-in-law, hello brother-in-law!"...