The reasons why Tianjin University exempted the first batch and the second batch in advance are different for each school. In order to arrange students from these different schools for interviews reasonably, they were divided into the first batch and the second batch. This part of the undergraduate students who are guaranteed to study is called pre-promotion and exemption from exams. The full name is to recommend outstanding undergraduate graduates to study for master's degrees without exams. The practice of recommending a few outstanding undergraduate graduates as master students or direct doctoral students without examination in colleges and universities, referred to as Bao Yan, was piloted in 1985. According to the public information after the inquiry, in 2022, the first batch of early exemption time of Tianjin University was from September 25th to September 28th, and the second batch was from June 23rd to June 25th. 10.