2. The surfaces of tables, chairs and other objects should be cleaned and disinfected regularly every day;
3. Disinfect the surface of indoor related items in time after the guests with unknown health status visit. You can choose a legal and effective disinfectant or disinfectant wipes for disinfection, and do indoor ventilation, natural ventilation or mechanical ventilation. When you open the window for ventilation in winter, you should pay attention to the large indoor temperature difference, which will cause a cold. You can choose chlorine-containing disinfectants, chlorine dioxide and other disinfectants or disinfectant wipes to wipe the surface of the object.
4. When family members have suspicious symptoms such as fever, cough, sore throat, chest tightness, dyspnea, fatigue, nausea and vomiting, diarrhea, conjunctivitis and muscle aches, other family members should do isolation protection and send them to the doctor in time according to the progress of the disease. When seeing a doctor, they should avoid using public transport. After seeing a doctor, the isolation room and contact items should be disinfected.