In the new era, the Party branch of teachers and students in higher institution must stick to the new mission of the grass-roots Party organization for the future development of our nation, focus on the high-quality development of grass-roots Party building, and aim at the common goal of teachers and students, highlights close teacher-student relationships, and realize the important value of the joint construction of teacher-student Party branches. However, there exist some problems and weak links in co-construction, such as inappropriate understanding, imbalanced co-construction mechanism, and lack of connotation of co-construction. Therefore, it is necessary to establish institutional mechanisms to promote the sustainable co-construction of Party branches, to build a three-dimension network to enhance the effect of co-constrction, and to explore multi-directional path for the educational function of Party branch co-construction.