In order to effectively cope with the current severe epidemic situation, fully implement the prevention and control requirements of "external defense investment and internal defense rebound" and further weave the epidemic prevention and control network, all personnel entering the epidemic should actively cooperate with the epidemic prevention and control monitoring points to scan health code, line code and take temperature. Employees in key industries inside and outside the province (medical institutions, cold chain goods, isolation points, logistics express, international airports and ports engaged in international cargo transshipment, etc.). You must also provide valid proof that the nucleic acid test result is negative within 48 hours.