Siyu Sun, lecturer of Department of Psychology, School of Vocational Education, Tianjin University of Technology and Education; Master’s Supervisor; National Second Class Psychological Consultant, Member of Tianjin Society of Social Psychology, the third level talents of Tianjin “131” innovative talents training project. The main research areas involve occupational psychology, social representation and social psychology.Awarded the Ph.D. scholarship within the European Commission funded programme Erasmus Munds LiSUM. Presided over a project Social suspense, professional identity and sense of gain of young university teachers in the transitional period of China from the Ministry of Education of China, and participated in several projects including The Current Situation and the System Construction of the Technical Psychology in China, Research on the Classification System and Standards of Intelligent Manufacturing Digital Talents of the United States, Social Representations of Beauty and Body Image: A Comparative Study among Chinese, Italian, Brazilian, Spanish and Romanian Youth, etc. Presided and completed a project Work Values of College Students in Tianjin from Tianjin University of Technology and Education, and published several academic papers in core journals. Participatd in Editing and revision of chapters of 3 books, including Social Psychology, Human Behavior and Social Environment, and Psychology of Vocational Education. Teaching Research Methods of Psychology, Occupational Psychology, Psychology of Vocational Education, Career Planning, and Educational Statistics for undergraduate students, and teaching Educational Research Methods, Educational Research on Vocational Teachers for international doctoral students. Awarded the third prize of Teaching Skills Competition of Tianjin University of Technology and Education (2017) , and third prize of Teaching Innovation Competition of University Teachers of Tianjin University of Technology and Education (2021).