According to the relevant data, the nucleic acid test results of Liuzhou Xinxing Expressway exit can be obtained within 24 hours, because Liuzhou Xinxing Expressway exit has the collection function, but there is no testing equipment, so it needs to be collected and stored in a unified way, and then sent to the hospital or testing company for testing at regular intervals, which takes 24 hours, so the nucleic acid test results of Liuzhou Xinxing Expressway exit can be obtained within 24 hours.