Yes Tianjin Public Security Police Vocational School can be promoted to junior college. Although Tianjin Public Security Police Vocational School is a higher vocational college, it has no undergraduate level. Graduates of Tianjin Public Security Police Vocational School have a full-time junior college diploma for unified enrollment, and the legal document major of Tianjin Public Security Police College can be promoted to a junior college, reaching the standard of having a junior college diploma or a national education series product junior college diploma. University graduates can enter undergraduate colleges and universities for study and training according to the general method of upgrading from junior college to undergraduate college in this province, or they can enter undergraduate colleges and universities according to adult college entrance examination, self-taught examination, national open university or distance education.