It is difficult for Shenyang University of Chemical Technology to take the electrical postgraduate entrance examination. According to relevant public information, the electrical engineering major of Shenyang University of Chemical Technology, as one of the key disciplines of the school, has attracted many candidates to apply for the exam, and the competition is fierce. Electrical engineering majors need to have high mathematical literacy, including calculus, matrix theory, probability theory and other mathematical knowledge, and candidates need to work hard on the basis of mathematics.