What you want to ask is "How many books are there in Beijing University of Posts and Telecommunications"? A copy. It is a national institution, and the number of universities is judged by the enrollment batches of the school in various provinces. Official website, the handheld college entrance examination, shows that in 2023, Beijing University of Posts and Telecommunications will still implement a batch of national undergraduate enrollment, with a minimum admission score of 528. So in 2023, Beijing University of Posts and Telecommunications will be a nationwide institution.