5.7 to 1. According to official website, a research institute of Qilu University of Technology, in 2023, the number of applicants for postgraduate entrance examination in Qilu University of Technology was 4.57 million, with 8 1 0.9 million, and the enrollment ratio of graduate students in Qilu University of Technology was 5.71. Postgraduate education is a kind of national education, which is conducted by ordinary colleges and universities with master's and doctoral degrees. After graduation, a graduate student can be called a graduate student, who has a postgraduate degree.