The new crown can reduce the spread of the virus by strengthening personal protection, routine testing of the condition, and dietary management. 1. Strengthen personal protection: (1) Wear a mask when going out, wash hands frequently, and try to keep a distance of more than one meter from others. (2) Avoid going to crowded public places or areas with new cases of coronavirus infection. (3) Ventilate indoors and avoid closed environments and family gatherings. 2. Daily condition checking: Pay attention to checking body temperature in daily life. If symptoms such as fever, malaise and coughing occur, go to the fever clinic of the hospital in time. If necessary, follow the arrangement of the community for nucleic acid testing. 3. Dietary management: Avoid eating wild animals, poultry, meat, eggs and other food should be cooked before consumption. Eat more foods rich in vitamins, nutrients and proteins to strengthen the body’s resistance. Active prevention and control measures is an important way to reduce the spread of the new coronavirus.