The choice of teaching methods directly affects the gains and losses of knowledge in the process of transfer and accumulation, and then affects the breakthrough and development of the industry's technical level and theoretical research results. This paper combines the teaching practice of "2018 West Nine School + ‘Planner’ Magazine (9+1) Undergraduate Joint Design and‘ Zhongsheng Cup’ Design Competition" to explore cross-regional, interdisciplinary, cross-space, cross-disciplinary, and cross-group multi-dimensional cross-border interactive teaching practice, so as to broaden students' research horizons, realize multi-party mutual benefit, promote mutual development of teaching and learning among teachers and students, implement the concept of sharing educational resources, and promote the innovation and exploration of interactive teaching model.