Vol. 4, Issue 1, Part A (2022)

Abstract: Teacher professional development refers to the process in which teachers, as professionals, constantly develop and improve their professional thoughts, professional knowledge and professional ability, that is, the process from novice teachers to expert teachers. The 21st century is the era of knowledge economy, In which teachers are disseminators of knowledge, guide students to learn relevant knowledge, improve students' employment competitiveness. Consequently, Schools should attach importance to teachers' lifelong education and constantly improve and update teachers' professional development. This paper mainly expounds the related concepts and characteristics of lifelong education, the concept of teachers' lifelong education, the problems teachers face under the concept of lifelong education and the countermeasures to improve teachers' professional development.