Novel coronavirus can be effectively killed by high temperature if it is present in food, as long as the temperature reaches more than 56 degrees and lasts for about 30 minutes. Because the new coronavirus is a kind of transmissible disease, mainly exists in vertebrate animals and human body, suffering from the new coronavirus will cause the human body to cough, weakness, fever and some other symptoms. If the external high temperature environment, although it will reduce the survival rate of the new coronavirus, but can not effectively kill the new coronavirus in the body, so usually pay attention to do protective measures.