Lushun campus library lecture hall. Official website, Dalian Jiaotong University, inquired that the location of the CET-4 and CET-6 examination was in the lecture hall of the library of Lushun Campus. Dalian Jiaotong University is a university jointly established by Liaoning Provincial People's Government and China Railway Corporation, and it is a key construction university of first-class universities in Liaoning Province.