Sima Qian was a famous historian and writer in ancient China. His representative works included Records of the Historian and Han Shu. " Records of the Historian " was one of the most important historical documents in ancient China. It was regarded as a classic work of Chinese history books. It contained detailed records of important historical events and figures during the Pre-Qin, Qin, Han, Three Kingdoms, Jin, South, and North Dynasties. It was regarded as the foundation of ancient Chinese history. Han Shu was a comprehensive history book of the Western Han Dynasty and one of Sima Qian's representative works. It carried out a comprehensive and in-depth study and description of the politics, economy, culture and other aspects of the Western Han Dynasty.