Pedagogy is a knowledge that specializes in educational problems and fully develops human resources. 2 1 century is an era of knowledge economy and a talent economy. Education is in an overall, basic and strategic position in the development of the country and individuals, and has received unprecedented attention in the world. At present, with the implementation of the strategy of rejuvenating the country through science and education, education has become a topic of concern to thousands of families. As a highly skilled and applied subject, vocational and technical education will have more development prospects in the future. In addition to being teachers in various schools, many graduates can also find jobs in publishing houses, TV stations, magazines, corporate human resources and other fields, including guidance and consultation, librarians, media experts, school social workers and so on. The most common employment direction of education graduate students is naturally teaching, educational administration and administrative positions in various schools, and they can also enter various private or private education and training institutions to engage in educational consultation, counseling and training, educational administration and other work. Some newspapers, magazines and publishing houses also need some outstanding talents who are proficient in the principles of pedagogy. Relying on the advantages of teacher education and multi-disciplinary comprehensive education, this discipline studies theoretical and practical issues such as vocational and technical education+artificial intelligence/big data/digital learning, the construction of production-education integration system, curriculum and teaching reform in vocational colleges through interdisciplinary and inter-school collaborative education platforms. The direction of this subject is devoted to forming research characteristics in the fields of vocational education development theory, digital vocational education and talent training mode reform in vocational colleges. Through doctoral study, the purpose is to cultivate graduate students in this direction into senior professionals who have solid academic literacy and interdisciplinary research ability in vocational and technical education, can independently engage in theoretical research in vocational and technical education, curriculum development and teaching reform research in vocational colleges, and can be competent for teaching and scientific research in vocational colleges.