One less new coronavirus nucleic acid test is generally no effect, but need to follow the local policy of timely testing. New coronavirus nucleic acid test, if the whole population nucleic acid less than once, but this time the test results are negative, then generally is no problem, if it is affecting the daily life and work, then you can contact the local epidemic prevention department to make up the nucleic acid test. New coronavirus nucleic acid test is a way to check whether you are infected with the new coronavirus. If you have not traveled to a high-risk area or come into contact with a diagnosed person, then it is usually okay to do the nucleic acid test less often. If there is a history of close contact or if the person has traveled to a high-risk area, then the test results may be affected by having less than one nucleic acid test because the incubation period of the virus is relatively long after infection, and the absence of symptoms does not mean that the person is not infected with the virus.