Subject teaching (mathematics) professional code 045 104, which belongs to two disciplines of pedagogy, is a professional master. The professional master of mathematics teachers in research-oriented primary and secondary schools is to further cultivate literature and teaching on the basis of undergraduate education, so as to promote the in-depth professional development of normal students in China. The future employment direction of subject mathematics can be to be a math teacher in primary and secondary schools, to engage in relevant teaching work in educational administrative institutions and educational research institutions, to take an examination of civil servants in relevant departments, and to work in publishing houses and magazines.