Abstract: Under the "1+X" certificate system, the reform of the talent training model in higher vocational colleges has become an urgent issue for the development of higher vocational colleges, and the reform of "three teachings" (teachers, teaching materials, and teaching methods) is the focus of higher vocational teaching reform. This study starts from the significance of the "1+X" certificate system for talent training in higher vocational colleges, and analyzes the current situation of the "three teachings" reform in higher vocational colleges under the "1+X" certificate system. Diversify new teaching materials, implement the concept of "learning by doing", and introduce enterprises into the school to jointly cultivate the higher vocational students, and further promote the reform and innovation of teachers, teaching materials, and teaching methods in higher vocational colleges, and cultivate a combination of morality and technology talents to promote regional economic and social development.

Key words: Higher vocational education, "1+X" certificate system, "Three education" reforms, Teachers, Teaching materials, Teaching methods