The novel coronavirus is afraid of alcohol and does not tolerate heat. The novel coronavirus is sensitive to heat as well as ultraviolet light and can be inactivated in 30 minutes at 56°C. 75% alcohol, chlorine disinfectant, trichloromethane, and sodium hypochlorite can inactivate it. If infection is suspected, please seek medical advice promptly. To do a good job of preventing the new coronavirus, you need to pay attention to hand hygiene in your daily life, wash your hands frequently, ventilate more, and if possible, it is recommended to use 75% alcohol for disinfection. There is also the need to disinfect the surface of the courier when receiving it. If fever, conjunctivitis, muscle pain and other suspected symptoms occur, it is necessary to go to the fever clinic in time for medical consultation and new coronavirus nucleic acid test, if found infected timely report and isolation, treatment, to avoid further spread of the virus.