Different from ancient people's theory,Hao Jing's theory of law in literature had special meaning and practical interest:he paid more attention to writer's feeling and freedom than to law's decipline itself.Hao Jing's theory had great value in literature theory at his time.In order to explain it clearly,this thesis researched some kind of important views of law in literature before Hao Jing,and tried to give a logical opinion about such questions in Chinese ancient literature.