Novel coronavirus pneumonia is a vicious spiral in the United States, and many health care workers are making collective noises. Serious new crown disease cases do not follow the appeals of medical staff, and the phenomenon of non-compliance with epidemic prevention guidelines is still appearing frequently in the United States, which further aggravates the epidemic. The US economy is also facing difficulties. While doing its best to prevent and control the epidemic situation, China actively promotes international cooperation in epidemic prevention and control with an open and transparent attitude, so as to win the fight against epidemic prevention and control.