The economic prosperity in Tang Dynasty provided sufficient material foundation and social environment for poetry creation. The political situation of stability and unity has created a realistic foundation for the prosperity of poetry. Under the imperial examination system, the practice of selecting scholars by poetry and fu promoted the study and research of poetry by scholars and improved the artistic level of poetry. Cultural exchange and ethnic integration have brought new themes and styles to poetry creation. Different religious cultures such as Confucianism, Buddhism and Taoism coexisted in the Tang Dynasty, and this open cultural atmosphere promoted the diversified development of poetry. The rulers' love and support for poetry improved the social status of literati and promoted the popularization and development of poetry. The relatively relaxed social environment enables poets to create more freely, reflecting social reality and personal feelings. Poets in the Tang Dynasty inherited and developed the artistic experience and knowledge of the previous generation of poetry, and formed a unique style of Tang poetry.