To understand the mental health education competency of counselors in colleges and universities and to provide direction for counselor mental health education and training. 126 counselors from two colleges and universities in Guangxi were selected for questionnaire survey using the revised mental health education competency questionnaire for counselors in colleges and universities. Counselors' . mental health education competency was a structure of nine factors in the first class and four factors in the second class. These scores of four factors in the second class rank from high to low were: caring for students, self-efficacy, in-depth counseling intervention and psychological problem identification. Gender and whether they read books about psychology education were taken into consideration to forecast counselors' mental health education competency. Mental health education competency training for counselors must pay attention to develop psychological problem identification skills.