During the new coronavirus epidemic public places should be cleaned and disinfected at all times. For locations such as door handles or escalators that are frequently touched by the flow of people, they should be cleaned and disinfected on a regular basis, and they can be disinfected with 84 disinfectant solution to spray or wipe with alcohol. In addition, public places to maintain air circulation, often open windows, ventilation, air change, to avoid aerosols in the confined space. For public places in and out of the crowd to monitor the body temperature, such as body temperature > 37 ℃, try to avoid the fever of the crowd into the public places, should be recommended to seek medical attention to detect the new coronavirus, enter the public places of people must wear a good mask. If it is in the confined crowd, it is best not to have close contact between people, people entering public places try not to use their hands to touch their mouths, noses, eyes, to do a good job of disinfection of the hands, wash their hands regularly, it is best to use alcohol containing hand sanitizer at any time to wash their hands.