The graduation design of urban planning is the best training opportunity for students to change from learning stage to actual work, which is an essential part of undergraduate education. Each university carries out its own urban planning graduation design teaching practice according to its teaching stage, but it is inevitable that individual university will be limited by practical problems such as topic selection and research, and the desired teaching effect is difficult to be achieved. Aiming at this problem, this paper puts forward the joint graduation design of urban planning specialty, and based on the past 7 years' experience of joint graduation design, puts forward corresponding improvement suggestions for the existing problems, to provide better graduation design communication platforms for colleges and students.