Chang 'an Campus. Xidian university official website shows that the School of Information Science and Technology is mainly located in Chang 'an Campus. Chang 'an Campus, the main campus of xidian university, is located in Electronic City South Road, Chang 'an District, Xi City, Shaanxi Province. It is the largest campus of the school and has perfect teaching and research facilities. Xidian university, referred to as "Xidian", is located in Xi City, Shaanxi Province. It is a university directly under the central government and the Ministry of Education. It is a national key university jointly established by the Ministry of Education, the Ministry of Industry and Information Technology, the State Bureau of Science, Technology and Industry for National Defense and China Electronics Technology Corporation.