Competency-based education (CBE) refers to the teaching system that organizes courses and teaching around the knowledge, skills and abilities required by professional posts. It is also an educational thought with cultivating students' professional ability as the fundamental purpose of vocational and technical education. It is very popular in western countries. DACUM curriculum development mode is usually adopted. Make clear and specific behavior teaching objectives as the basis for implementing teaching and the standard for evaluating students. Personalized teaching in the system can adapt to students' different situations and characteristics, and finally enable students to reach the predetermined level of professional ability.