Novel pneumonia transmission is mainly droplet transmission and contact transmission. The new coronavirus infection has been included in the national infectious disease category B, and the prevention and control measures for infectious disease category A are taken. People can spread from person to person, the population regardless of age, gender are susceptible to infection, the elderly and frail and people with underlying disease infection will be heavier symptoms, no clinically effective drugs, 84 disinfectant, 75% alcohol can kill the live virus. It can be spread through respiratory droplets, contact, infected feces, etc. The incubation period is 2-14 days, and the incubation period is also contagious, so usually wear a medical mask, pay attention to protection, and minimize going out.