Yi Sha is a poet who is subject to a wide controversy in Chinese present poetic sphere,and he is also an important representative poet of "folk writing".His poems are humorous,twinkling with destructuralist thought and tasting a light poetic meaning in catching mediocrity,trivialness,dirtiness and ugliness of real life.So,Yi Sha's poetry presents a unique style of meaning characteristic.Yi Sha's poetry demonstrates real life,human nature in aesthetics of the ugly and profaning divinity on the opposite of aesthetics of beauty,and dismantles the metaphysic myth mirage.After clearing external factors which are suppressing and covering individual,such as culture,system,myth and so on,Yi Sha's poetry reveals true existing condition of a person and displays earthly people's independent and free existing method.