1, nucleic acid can be found in Jiangsu health code, but it is normal if it is not found in Hebei health code. Sometimes in a new city, the update is slow or due to the system.
2. In general, you can check the time of nucleic acid after 6 to 12 hours. If you can't find it for more than 24 hours, you need to call the nucleic acid agency for consultation.