The present study aim to analyze the titles and prefaces to Yuan-Bai's poems. First, Bai is good at choosing his poem title, it is not only in plain language, but also have narrative and dramatic distinguishing feature. And Yuan Zhen's "Mourning" and "Love" poems make very fine title. Secondly, Yuan-Bai's poem has a preface written by the author, these preface are discussed on four aspects: 1. Firstly, providing a wealth of creative "contexts." 2. The performance of the "context" is performance literature theory "itself". 3. The new theme to clarify the meaning and classification of canonical writing. 4. To defense erotic poems writing and give their poem with philosophical meaning. It is anticipated that under this study, there will be inspiration on Yuan-Bai's future research.