2. University of Electronic Science and Technology of China 985 Double First Class 2 1 1 Public University of Electronic Science and Technology of China is located in Chengdu, Sichuan Province, and was founded in 1956. It is a multi-disciplinary research university centered on electronic information science and technology, focusing on science and engineering, and developing science, engineering, management, literature and medicine harmoniously. The University of Electronic Science and Technology of China has three campuses, namely Qingshuihe, Shahe and Jiulidi. It has a rich collection of modern digital libraries and a number of modern stadiums with perfect facilities. There are 23 colleges (departments) and 65 undergraduate majors, which constitute a multi-level and multi-type talent training pattern from undergraduate to master's and doctoral students. 3. Jiaotong University's Double-Class 2 1 1 Public Southwest Jiaotong University was founded in 1896, and it is the first batch of "Double-Class", "21Project", "Characteristic 985 Project" and "201" Southwest Jiaotong University has three campuses, Jiuli, Xipu and Emei, covering an area of more than 5,000 mu. There are 27 colleges (hospitals, centers), graduate schools, clinical medical schools and affiliated hospitals, with 1 1 postdoctoral research stations, 18 first-class doctoral programs, 3 professional doctoral programs and 40 first-class master programs, among which five disciplines such as materials science and engineering rank among the top in ESI world/kloc-0. 4. Southwestern University of Finance and Economics is a first-class 2 1 1 public Southwestern University of Finance and Economics is located in Chengdu, with Guanghua Campus and Liulin Campus. It is a national key university under the national "2 1 1 Project" and "985 Project" innovation platform directly under the Ministry of Education, and it is also the first batch of "double first-class" universities in China. Focusing on economic management and focusing on finance, the school has been selected into the "11plan", the education and training plan for outstanding legal talents, the national innovation experiment plan for college students, the national innovation and entrepreneurship training plan for college students, and the national public postgraduate plan for creating high-level universities. It is also a founding member of the China-Europe Business School Alliance and the International Risk Data Analysis Alliance of the University of California, Berkeley. Southwest Petroleum University is a double-class public university. Southwest Petroleum University, located in Chengdu, was founded in 1958. It is an institution of higher learning established by the central government and mainly managed by the Sichuan Provincial People's Government. The school has been selected into the central and western universities' basic talent establishment project, the national "1 1 plan" and the national "characteristic key discipline project", the national high-level university public seminar project, the national innovative talent training demonstration base and the national theoretical education innovation and entrepreneurship base. He is a member of the Chengdu-Chongqing Twin Cities Economic Circle University Alliance and the Sino-Russian "Yangtze River-Volga River" University Alliance.