At the same time, it also reveals the bitterness that life is short and ambition is hard to pay. Its artistic conception is grand, its writing style is distinct, and it has distinct characteristics and personality of the times. Its vigorous, deep, generous and sad artistic style is called "Jian 'an Style" or "Wei-Jin Style" in the history of literature.
Literary works in Jian 'an period, especially poems, are the most prominent. Jian 'an Poetry is developed on the basis of the Han Yuefu and Ancient Poems, and these works show the spirit of the times. "Cao Shi and his son" are the leading figures in Jian 'an literary world, and Cao Cao's poems are deep, generous and vigorous. Cao Pi gets along well with the scribes.