Construction and optimization of modern education management system based on multi-dimensional informatization is studied in the paper. For the education management of colleges and universities, its main goal is to cultivate students' ability to live independently, so that students can actively adapt to future life and work. The method can timely obtain some suggestions and opinions of parents and students on school management, which can greatly improve the management quality and efficiency of the whole school. Hence, our study then uses the novel multi-dimensional informatization ideas into the modern education management system to then achieve the better performance.