Does Linfen need to do nucleic acid testing in Zuo Quan?

Linfen to Zuo Quan, of course, is any place where nucleic acid testing is needed. As long as you go to other places, you need an accounting exam. Now it is a national regulation. Every place doesn't mean that you have such a disease in that place, but you are afraid to meet it on the road. Therefore, nucleic acid testing is not only to reassure yourself, but also to reassure others.