Because there are not many people. Comparatively speaking, the campus network in the dormitory will be more jammed, because many students choose to study online in the dormitory, and too many people using the campus network will cause the network jam.
Duff generally refers to Fuzhou University. Fuzhou University, referred to as Dafu for short, is located in Fuzhou, Fujian Province, and was founded in 1958. It is a national "double first-class" construction university, a national "2 1 1 project" construction university, the Ministry of Education, the State Bureau of Science, Technology and Industry for National Defense and the Fujian Provincial People's Government.