1. The examination questions of Henan Polytechnic University cannot be the same every year. Henan Polytechnic University has 1 post-doctoral research station, 1 first-class doctoral program and1second doctoral program in two disciplines. Recruit doctoral students every year.

2. The initial examination subjects of doctoral students in Henan Polytechnic University are foreign languages, specialized basic courses and specialized courses.

The second interview is a comprehensive examination, which is organized by the college where the applicant major is located. It mainly examines candidates' ideological and political morality, scientific research style, innovative consciousness, practical ability and ability to solve practical problems, including written test, interview and oral foreign language test.