Does Chengdu need nucleic acid to return to Lezhi County 18 in Ziyang?

According to the relevant information, the number 18 indicates that Huizi Lezhi county needs nucleic acid. In view of the current complicated and severe situation of epidemic prevention and control, in order to minimize the risk of epidemic spread and effectively protect the health and life safety of the general public, the notice on strengthening the prevention and control of social epidemic in Lezhi area is as follows. Anyone who enters and exits Lezhi County in Ziyang needs to cooperate with the production of health code and 48-hour negative certificate.