The visual method in teaching is an increasingly flexibly applied method to actively engage students’ activities. This method helps students understand deeply, easily remember knowledge and flexibly apply the knowledge they have learned. Besides the advantages it brings, the visual method also has many disadvantages that both teachers and managers must research to clarify the issue. This study was conducted to clarify the theoretical basis of the visual teaching method, evaluate the current situation of using visual methods for theoretical subjects at school, and thereby propose solutions to improve the quality of teaching. quality in using visual methods for students in the future.