The teachers' function has not been paid erough attention to in theoretical study as well as in practice. The study of teachers' function in administration can perfect the theory and education administration, improve the theory about the teachers, and increase. the proficiency of shool administration work. The basic function of teachers is stipulated by their regular work while their special function is stipulated by their irregular work. Their function includes setting up examples for the students morally, imparting knowledge and cultivating people, and forming a connecting link between preceding and the following. As a guideline, the teachers' function should be focused on setting up examples, offering guidance and exercising autonomy while the function to offer regulation, give orders and practice supervision should be reduced.