Four projects. There are four postgraduate subjects of electronic information major in Jilin University, namely, ideological and political theory, English, mathematics and circuit, and digital signal processing. Jilin University, referred to as Jida, is located in Changchun City, Jilin Province. It is a national key university directly under the people's Government of China and the Ministry of Education, and a vice-ministerial system directly managed by the central government. Ranked first-class in the country, selected for 2 1 1 project and 985 project.