Every medical staff must regularly participate in systematic learning to ensure that knowledge is updated. Organize medical personnel to learn the guiding principles of clinical application of antimicrobial agents, hold a series of lectures on clinical application of antimicrobial agents, use experts from urban tertiary hospitals to give lectures in hospitals, and specific business practice guidance, so that medical personnel can master the principles and methods of clinical application of antimicrobial agents and improve the clinical application level of antimicrobial agents as soon as possible. At the same time, it also improves the enthusiasm of medical staff. Clinicians at all levels must attend knowledge training,