Historical prose and political prose are the most prominent prose in Han Dynasty. Sima Qian's Historical Records reflects the history of the Han Dynasty with people as the literary center, creates a new style of biographical history books and opens up a new era of biographical literature, which is the most brilliant achievement of the Han Dynasty. Han Shu written by Ban Gu in the Eastern Han Dynasty is equally famous. There are many famous political works, including On Qin and Public Security Policy by Jia Yi, On Your Millet by Chao Cuo, On Salt and Iron by Huan Kuan, On Balance by Wang Chong, On Hidden Husband by Wang Fu and Song of Eternal Sorrow by Zhong Changtong.