Zhu Youdun extensively drew upon the writing techniques and concepts of Ci Fu in the creation of his dramatic works,enriching the artistic methods of the genre and effectively expanding the literary functions of poetic drama,leading to new developments in poetic drama during the early Ming Dynasty.By employing the techniques of arrangement and presentation from Ci Fu,he enabled significant progress in the literary style and spectacle of poetic drama,paving the way for the flourishing of literary trends in Ming Dynasty poetic drama and laying the foundation for establishing the era-specific characteristics of Ming poetic drama.Drawing inspiration from Ci Fu's concept of refining grand undertakings and admonishing the masses,he used poetic drama to showcase the spiritual outlook of the ascending period of Ming society,setting Ming poetic drama apart from Yuan poetic drama in its intrinsic spirit.Zhu Youdun's use of the techniques of Ci Fu in his poetic dramas demonstrates a creative attitude of unrestrained self-expression and literary sentiment,making it an indispensable and crucial element in the evolution of Ming poetic drama towards literary refinement.