The difficulty of postgraduate entrance examination for electronic science and technology in Jilin University is one of the universities with the largest difficulty coefficient in all provinces in China. Jilin University is a national key comprehensive university directly under the Ministry of Education. 985 Project 2 1 1 Project is a key university. In recent years, the reputation and strength of Jilin University have declined, but it is still the most difficult university in Jilin Province, and the difficulty of postgraduate entrance examination ranks among the top 60 in the country.