Zhang Zhihui, doctor of engineering, associate professor and tutor of master students. Graduated from Jilin University, majoring in material processing, and stayed as a teacher. He has presided over five national scientific research projects, including the national "863" sub-project, the national major instrument development special sub-project, the national natural science foundation and the doctoral program fund of the Ministry of Education. Participated in 8 scientific research projects including National "863", National Natural Science Foundation, Jilin Province's major scientific and technological research, Jilin Province's high-tech research, and research and development of bionic application technology for key components of high-speed trains; Declared national invention patents 15, and 7 were authorized; Nearly 30 academic papers have been published in important journals at home and abroad, of which more than 20 are included in SCI/EI. Won two first prizes for technological invention in Jilin Province and second prize for scientific and technological progress in China machinery industry 1 item.