This article explores the developments and trends of Artificial Intelligence (AI) technology in the research field of teacher education, and attempts to discuss some thoughts and imaginations of AI application in the field of teacher education under this trend. This article is divided into five parts. The first section is the preface; the second section describes the advance of the AI and the scope of related applications; the third section summarizes the various impacts and influences of AI on education in general of relative literatures, including: educational purposes, teaching of teachers, learning of students, and other aspects; the fourth section is to present the application of AI technology in the field of teacher education, which can be subdivided into teaching environment simulation and class management simulation; the last section is to discuss the possible ways of thinking in AI technology on the field of teacher education.