The mainstream form of literature in the Song Dynasty was Ci, which was one of the most important literary forms in ancient Chinese literature and also one of the most influential literary forms in the history of Chinese literature. The characteristics of Ci were concise language, beautiful rhythm, and deep feelings. They often used refined words to express complex feelings. The rise of Ci was one of the hallmarks of Song Dynasty literature. In the Song Dynasty, Ci became a major literary form and was widely spread and recognized. The creators of Ci were mostly scholars, and they often used Ci to express their thoughts and feelings. In addition, the Song Dynasty's Ci songs, movements, Fu, and other literary forms had also been developed and perfected. These literary forms together constituted the unique style of the Song Dynasty literature.