1. Collect the sample using a sampling swab according to the sampling requirements (for storage solutions that do not contain swabs, users can provide their own matching swabs).

2. After collecting the sample into the sampling tube, place the sampling swab.

3. Break the swab at the easy break point of the sampling swab, discard the tail, and close the cap of the tube.

4. Mark the information on the label of the sampling tube as needed.

5. After collection, specimens should be shipped to the appropriate influenza surveillance network laboratory within 2 working days and the temperature should be 2-8°C. If it is not possible to reach the laboratory within 48 hours, set it to 70°C or save the following and ensure that the collected specimens are sent to the appropriate network laboratory within 1 week. Specimens should avoid repeated freezing and thawing.

6. Nasal swab, collector Hold the patient's mandible with the left hand, then gently insert the swab into the nasal cavity of the nasal tract with the right hand, hold for a moment, then rotate slowly 3-5 times and withdraw . Wipe the other side with another swab. Immerse the swab head into the sampling solution, squeeze the swab head in the sampling solution several times, break the tail of the swab by force, and then discard the tail of the swab.

7. Using the throat swab, press the patient's tongue with the left hand of the left hand. Holding the swab in the right hand, wipe the tonsils and posterior pharyngeal wall, dip the swab head into the sampling solution, squeeze the swab head into the sampling solution several times, firmly break the tail of the swab, and discard the tail of the swab . Nasal and pharyngeal swabs can also be collected in the same sampling tube.