Recently, the Ministry of Education announced the results of the registration and approval of undergraduate majors in general colleges and universities in 2018. Data Science and Big Data Technology (Discipline code 080910T) and Financial Mathematics (Discipline code 020305T) of School of Mathematics, Tianjin University were approved. So far, the number of majors for undergraduates in the School of Mathematics, Tianjin University has increased to 3 (including the original major of Mathematics and Applied Mathematics). In the future, the undergraduates that enrolled in Mathematics category will have more choices and possibilities for their development after two years.