This paper analyzes the problems in the coordinated development of skill contest and professional teaching such as the imperfect selection mechanism, separation of the contestants from class and the disintegration of content in the skill contest from teaching. Based on the analysis of the significance of the skill contest in teaching, it provides some measures to promote good interaction between teaching and taking contest: to take Mobile Interconnection majors cultivating practice as an example to verify and analyze the effect of the coordinated development practice; to construct the interactive mechanism between skill contest and teaching so as to promote the improvement of the quality of professional training.