The Biography of Li Wa,a legend of the Tang dynasty,with many ups and downs in its swaying plots and with the characters’fate interweaved with happiness and sorrow,love and hate,can be called a vivid paining of the social customs of the Tang dynasty—the social fashion of the scholars dallying with the prostitutes,the unique funeral custom without losing the tradition,the social psychology of emphasizing social position,the moral value of goodness,and the change of marriage ideas from emphasizing equal social position to free love,etc.The story began in almost real social life of the Tang dynasty and the social situation and the people’s idea of that time pushed the story to develop in the way that people desire,which makes the readers feel extremely psychologically satisfied.Therefore,The Biography of Li Wa is a good novel that reflects the social situation of the Tang dynasty.