June 30th. Official website of Xi 'an University of Science and Technology showed that Xi 'an University of Science and Technology passed the thesis defense in late May, and after graduation certificate and degree certificate were issued on June 30th, students could leave school. Xi 'an University of Science and Technology has a long history and profound foundation. The history of the school can be traced back to the Department of Mining and Metallurgy, School of Engineering, Beiyang University, which was founded in 1895. 1938 was transferred to the Department of Mining and Metallurgy of Northwest Institute of Technology, and 1957 was merged into Xi Jiaotong University.