Constructing approaches of teachers' practical knowledge in vocational colleges

Practical knowledge was very important for professional development of teachers in vocational colleges. In vocational colleges, constitutes of teachers' practical knowledge included not only self-knowledge, knowledge of the subjects, students' knowledge, and knowledge of the scenario, but also vocational skills and teaching experience in the professional training of teaching scene. In accordance with the special law of vocational education and the principle of knowledge conversion, teachers' practical knowledge in vocational colleges was constructed by watching demonstration lessons, practicing in enterprise, writing educational narrative based on reflection and action research.