It is difficult for Huazhong University of Science and Technology to take the postgraduate entrance examination. Huazhong University of Science and Technology is a comprehensive and research-oriented national key university with high reputation and influence at home and abroad. This is one of the universities that many students dream of. Its computer science and technology, electronic information engineering, mechanical engineering, etc. They are all popular majors in the current society, with a large number of applicants and fierce competition. Postgraduate entrance examination is difficult, which requires candidates to have solid professional knowledge and high comprehensive quality in order to achieve good results in the exam.