Zhang's poems are exquisite in description, harmonious in syllables, elegant and rich in emotion, which plays an important role in the transformation of poetry style in the early Tang Dynasty. However, influenced by the gentle poetic style of the Six Dynasties, it often reveals the feeling of impermanence in life. There are many scattered poems, and there are only two poems in the whole Tang Dynasty. One of them is "A Moonlit Night on a Spring River", which is a masterpiece through the ages and has the reputation of "one poem overwhelms the whole Tang Dynasty"; Another poem is Answer My Boudoir Dream.
Liu Xiyi's poems are good at singing lyrics, writing more about women's feelings, using soft and gorgeous words, and being sentimental. The words are beautiful, but the meaning is sad and unimportant.