(1). Articles and works. "The History of the Later Han Dynasty, Scholars and Worship": "I have a refined talent and am good at writing literary theories. I wrote Zuo Zhuan in the Spring and Autumn Period, which is still the case." The biography of Ji Kang in the Three Kingdoms of Wei Zhi "There was Ji Kang in Qiaojun County ..." Pei Songzhi quoted Jin's Wei Chunqiu: "There are 60,000 words of literary criticism written by Kang, all of which are played by the world." The Biography of Yan Yanzhi in Song Dynasty: "Whoever has knowledge and ability has literary theory first." Now refers to a paper or work on literary theory. Such as Selected Literary Theories of China in Past Dynasties and Selected Literary Theories of China in Modern Times.

(2). Refers to Han's Wen Zhi Lun. Angelababy's Literary Theory and Lu Ji's Wen Fu.

(3) The present literary theory is not ancient literary theory. Modern literary theory refers to the narrow literary research theory and the broad cultural research theory.