As one of the important British romantic poets, Shelley was not only a great poet, but also an important theorist of poetry.His poetics occupied an important position in the history of Western Ideas, which affected a lot of poets of the early 20th century Chinese, Hsu Chih-mo was one of them.As the representative of Chinese Modern Romantic poets, Hsu Chih-mo not only created a lot of popular poems, but also proposed many creative ideas and insights, which enabled us to get a glimpse of the clues of Shelley's ideological influence on him.This paper made a comparison of the literary theory of these two poets, discussed the impact of Shelley's poetics on Hsu Chih-mo, and tried to discover the underlying causes for acceptance, which was very creative in today's academia of poetry.