First - class undergraduate education is the basic trend of the development of higher education,and also the essential quirement of improving the quality of higher education in China. Achieving high - quality output of talents is also the basis of maintai- ing normal and close contact and communication between universities and society. The essence and goal of first - class undergraduate ducation is to train first - class undergraduate talents. Classroom teaching reform is the key point and breakthrough to realize the es- ence and goal of the construction of first - class undergraduate education. The center and focus of first - class undergraduate education es in reshaping the primary position,returning to the basic intention and playing the role of classroom teaching and educating people. t present,the actual promotion of classroom teaching reform is faced with such obstacles as backward design of school subject system, e lag of improvement of teachers’subject behavior,solidification of students’cognitive habits,the linkage of collaborative govern- nce. Under the construction of first - class undergraduate education,we should strengthen the design of top - level reform system, larify the navigator of classroom teaching reform,strengthen the initial intention of classroom teaching and outline the plan of classroom aching reform. And,we also should deepen the practical cognition of subjects’development,awaken the source and motive force of e classroom teaching reform,strengthen the construction of implementation of reform mechanism and implement the responsibility of lassroom teaching reform,which should be the basic choice for colleges and universities to promote the reform of classroom teaching.