Historical Records is an epoch-making symbol in Chinese history. It is a masterpiece of "studying the relationship between man and nature, understanding the changes of ancient and modern times, and getting married". This is an extremely valuable contribution of Sima Qian to our national culture, especially to history. The book includes biographies, tables, books, aristocratic families and biographies, with a total of 130 articles and 526,500 words. In addition to Qin Benji, Benji describes the political traces of the emperor, the supreme ruler of all dynasties; "Table" is a simple memorabilia in various historical periods, which is the connection and supplement of the narrative of the whole book; "Book" is the beginning and end documents of individual events, which describe the development and present situation of astronomy, calendar, water conservancy, economy, culture and art respectively, similar to the special history of science in later generations; Family mainly describes the history of nobles and princes; Biographies are mainly biographies of people of different types and classes, and there are also a few biographies describing the ruling history of foreign and domestic ethnic minorities. It is through these five different styles and their mutual cooperation and supplement that Historical Records has formed a complete system. Its chronicle, from the Yellow Emperor to the early days of Emperor Wu of the Han Dynasty (104-1kloc-0/), comprehensively describes the political, economic and cultural development of China from ancient times to the third day of the Han Dynasty, and is a great summary of the ancient history of China.