Product-output Approach is a Chinese foreign language teaching theory.In order to test the effect of POA in listening and speaking class,in this study a POA Aural-Oral Teaching Model is designed to develop college students' listening and speaking competence by reviewing the development of multimodal theory and matching the literature analytical method with an empirical study.The major findings of the study are summarized in the following:POA Aural-Oral Teaching Model can effectively enhance the learners' listening ability,comprehensive language ability and provide positive and effective function for learners' language output ability.