Coronavirus disease 2019（COVID-19） mainly spreads through respiratory droplets and physical contacts and has strong infectivity

and people are generally susceptible to this disease. Due to the special features of the diagnosis and treatment of dental diseases

it may easily produce high concentration of aerosols

thus increasing the risk of virus infection. After the eruption of COVID-19

with reference to national

provincial

municipal provisions and guidelines and the actual conditions of hospitals

related prevention and control measures

systems and standards were developed to protect the safety of medical workers and patients

which have achieved good outcomes. This article summarizes the experience in infection prevention and control

so as to provide a reference for the diagnosis and treatment of dental diseases during the epidemic

as well as for the prevention and control of similar respiratory infectious diseases in future.