Applying the POA concept to business English teaching will help improve the quality of professional English teaching. As a brand-new teaching concept, teachers can change the traditional business English teaching mode, taking into account the individual differences of learners, thereby improving students' learning level. This paper studies the innovative practice of business English teaching model based on the POA concept, summarizes the current situation of business English teaching on the basis of relevant literature, and then constructs the business English teaching model based on the POA concept, and implements the model after completion according to the results of practice, the improvement in learning interest and good learning habits of the class with innovative mode of teaching is greater than that of the ordinary class in the comparison.