Load the nucleic acid that needs the health code of the travel code, and Tongxiang here only checks the health code when getting off the expressway.
The early symptoms of COVID-19 are as follows: 1. There may be no uncomfortable clinical symptoms in the early stage. 2. If it is very early, fatigue and cough may appear clinically. Others simply take fever as the initial early manifestation, and these manifestations generally exist independently.