It was written by Sima Qian, a famous historian, writer, and thinker in the Western Han Dynasty. There are 130 chapters in the book, divided into five styles: Benji, Table, Book, Family, and Biographies. Among them, there are twelve in Benji, ten in table, eight in books, thirty in family, and seven in biographies. Ten articles. The book records three thousand years of historical events from the ancient times of Xia, Shang, Western Zhou, Spring and Autumn, Warring States, Qin to Emperor Wu of the Han Dynasty. The content involves politics, economics, military, culture, academic, astronomy, geography and even medical skills in the above-mentioned periods. , Etc. In addition to the Han Dynasty, there are surrounding ethnic minorities and countries outside the region. It had a profound influence on the history and literature of later generations.