The article discusses how Wang Chong explored different literary concepts in his book Lun Heng, such as Tian Wen, Ren Wen, and the broad and narrow senses of Zhang. Wang Chong also researched the connections between these concepts and introduced the theory of Zhi, which links human characteristics to literature. He also divided literature into categories and introduced the theory of Five Wens, which greatly influenced the study of literary styles.