Colleges and Universities in ethnic regions are important platforms for implementing education to strengthen the sense of community of the Chinese nation. They should deeply understand its scientific essence and connotation and grasp its value in enhancing "five identities", deepening "three exchanges" among ethnic students, cultivating high-quality talents to carry out ethnic tasks, and promoting high-quality development of colleges and universities in ethnic regions. They should systematically build content systems for first and second classrooms, and campus culture, focusing on improving mechanisms, advancing teaching and research, boosting cultural confidence, enhancing teacher quality, and clarifying student subjectivity to consolidate the education in strengthening the sense of community of the Chinese nation.