So far, mosquitoes have not been found to transmit novel coronavirus. According to the “Novel Coronavirus Pneumonia Diagnosis and Treatment Program (Trial Ninth Edition)”, the transmission routes of the novel coronavirus include: respiratory droplet and close contact transmission as the main transmission routes, aerosol transmission in relatively closed environments, and contact with virus-contaminated items can also cause infection. No evidence has been found that mosquitoes can transmit the new coronavirus. Therefore, we should follow the national protection measures, complete the vaccination against the new coronavirus on schedule, visit less populated areas, wear good masks, wash hands frequently, have balanced nutrition, and take appropriate exercise to enhance physical fitness to prevent infection. If you have been to a high-risk area or have been in contact with a person infected with the new coronavirus, complete the new coronavirus nucleic acid test in a timely manner. Tips] In this article, “new coronavirus pneumonia” and “new coronavirus pneumonia” have been renamed to “new coronavirus infection” on December 26, 2022, as announced by the National Health Commission.