Abstract: The scanning electron microscope (SEM) is an indispensable instrument for analyzing the internal structure and chemical composition of samples in the modern material field. SEM has been installed and running for more than 10 years in Shaoxing University and the effective testing time is over 1000 hours per year, SEM is one of the instruments with the highest utilization rate in the school. Combined with the experience in the management and operation of large-scale instruments and some existing problems, the future management system of the instrument from the technology improvement, instrument sharing, evaluation system, etc., were discussed.