Tang, Song, Yuan, Ming and Qing were the four periods of Chinese literature development, and the literary forms were also different. In the Tang Dynasty, the poets who mainly wrote poems were Li Bai, Du Fu, Bai Juyi, etc. The Tang Dynasty poetry was bold and unconstrained, mainly describing mountains and rivers, wars, social customs and other subjects. In the Song Dynasty, Ouyang Xiu, Su Shi, Su Xun and Wang Anshi were the representative essayists. The characteristics of the prose of the Song Dynasty were fresh and natural, with discussion, narration, description and other techniques. In the Yuan Dynasty, Jin Shengtan and Lao She were the main novelists. The novels of Yuan Dynasty were featured by their complicated plots and descriptions of social life, mainly reflecting social reality and criticizing bureaucrats and corruption. In the Ming Dynasty, the dramatists who mainly focused on drama included William shakespeare, Guan Hanqing, and Li Shizhong. The Ming Dynasty drama was featured by its complex plots and numerous characters, mainly expressing the characters 'personalities, psychology, and fate. In the Qing Dynasty, Cao Xueqin, Lu Xun, and Lao She were the main novelists who wrote novels, essays, and poems. The novels of the Qing Dynasty were featured by their intricate plots, which reflected the darkness of society and exposed the weaknesses of human nature. The Qing Dynasty prose was featured by its emphasis on describing scenery, narrating history, discussing politics and other subjects. Qing Dynasty poetry was unique in its freshness and naturalness. It mainly described mountains and rivers, reflecting life and other subjects.