This paper combs the present situation of research on teacher development and training through visual analysis. This paper analyzes 538 high-level documents of related research collected in China HowNet since 2014, and systematically analyzes the present situation of teacher development research in China from the visual perspective. The analysis results show that the research topics of teacher development and training mainly focus on teacher development, teacher professional development, teacher training, teacher evaluation and teaching quality. The research also found that the research results of teachers' development and training showed a downward trend in recent ten years, especially the research on teachers' development in colleges and universities was less.