Abstract: It is an objective literature phenomenon that the various styles of Chinese literary composition in rhyme,old and new,existed simultaneously in their development.The general reasons for human beings to naturally and instinctively accept cultural heritage,the special cultural psychology for the Han people to worship the ancient and the sages,and the philosophical reasons caused by the identity of opposites,contribute the main factors for the coexistence of different styles.This coexistence is of great significance to form and perfect the new style,to reconstruct of the old style,and to promote the literary composition in rhyme in the long run.

Key words: the existence of the different styles, the development of the styles of literary composition in rhyme, existence, significance