How to distinguish white door nucleic acid

1. First of all, make sure whether there is a community worker to accompany you. If you are not accompanied by community workers, you need to get in touch with the community.

2. Find out whether there is this work arrangement at present. Secondly, if the community is unclear, you can call the local epidemic prevention department or call 1 10 to call the police.

Don't disclose your personal information easily before confirming the identity of the other party.