Who were the famous literary critics of the Southern Song Dynasty?

The famous literary critics of the Southern Song Dynasty were: 1 Ma Zhiyuan: Southern Song Dynasty writer and critic. He advocated that literature should be used as a medium to convey morality, emphasizing the social responsibility and practical role of literature. 2. Xin Qiji: Southern Song Dynasty writer and critic. His Ci was known as "Xin Ci", which emphasized the lyricism and artistry of Ci. 3. Ye Mengde: Southern Song Dynasty writer and critic. He advocated that "a gentleman should be gentle" and emphasized the distinction between refined and vulgar literature and the authenticity of literature. 4. Liu Kezhuang: Southern Song Dynasty writer and critic. He advocated that "the article is eternal" and emphasized the historical and eternal nature of literature. 5 Lu Lun: Southern Song Dynasty writer and critic. His works were known as "Lu Lun Ci", which emphasized the artistry and emotion of Ci. 6 Zhou Bangyan: Southern Song Dynasty writer and critic. His works were known as "Zhou Ci", which emphasized the artistry and emotion of Ci. 7 Zhu Xi: Southern Song Dynasty philosopher, lecturer, writer, and critic. He advocated the unity of knowledge and action, emphasizing the practicality and theory of literature. These literary critics played an important role in the development and prosperity of the Southern Song Dynasty literature, and also had a far-reaching impact on later literary criticism.