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What procedures are required for Zhoukou trucks to exit the epidemic area from the Jiayudong Expressway exit?

Proof of negative nucleic acid test within 48 hours is required. Vehicles coming from high-risk areas within and outside the province will be advised to return. Nucleic acid testing is to search for the presence of nucleic acid of foreign invading viruses in the patient's respiratory specimens, blood or stool to determine whether he or she is infected by the new coronavirus. Therefore, once the nucleic acid test is "positive", it can prove that the virus is present in the patient's body.