Mid-July. Official website of Chang 'an University shows that the recruitment time of periodicals is in the middle of July every year, and the publication period is 8 months. Chang 'an University, located in Xi City, Shaanxi Province, is a university directly under the people of China and the Ministry of Education. It is a national "double-class" construction university jointly established by the Ministry of Education, the Ministry of Transport, the Ministry of Natural Resources, the Ministry of Housing and Urban-Rural Development and the Shaanxi Provincial People's Government.