During the Zhenyuan and Yuanhe years, the poetry world experienced great activity again. Bai Juyi, Wu Zhen, Zhang Ji, Wang Jian and others advocated the "New Yuefu Movement", inherited Du Fu's realist tradition and developed and innovated it. With the purpose of criticizing reality, they wrote a large number of political allegorical poems. Other poets such as Han Yu, Meng Jiao, Liu Zongyuan, Liu Yuxi, Li He, etc. also created their own artistic creations. Among them, the Han and Meng schools worked hard to explore new forms and styles of poetry, which may be grand, profound, strange, or powerful; some tend to be prose, while others are difficult and weird, which exerted great influence on Song poetry. Very big. Jia Dao is famous for his "bitter chanting", while Li He is thoughtful in language and image, forming a unique romantic style. In addition to the Yuan Bai and Han and Meng schools of poets, Liu Zongyuan's landscape poems are profound in artistic conception and euphemistic in emotion. Liu Yuxi's "Bamboo Branch Ci" is full of folk song flavor, cheerful and smooth, and has distinctive characteristics.