More than 90%. The graduation defense of Henan University of Science and Technology is basically not difficult. For undergraduate graduates, they only need to be familiar with the whole process of scientific research. Therefore, the requirements are not as high as those of master students or doctoral students, and the defense pass rate is over 90%. As a student who will take part in the thesis defense, he must first have a deep understanding and comprehensive familiarity with the content of his graduation thesis, which is the preparation for answering the thesis defense questions that members of the graduation thesis defense Committee may ask about the depth and related knowledge of the graduation thesis.