The whole city of Shenzhen is still a low-risk area, and the travel itinerary code has no asterisk.

An asterisk indicates that there are medium and high risk areas in the local area. It's easier to "pick the stars" than to "pick the stars", and it's half a hundred miles away. "Precise prevention" continues. We must resolutely overcome carelessness, war-weariness, luck and relaxation, act cautiously as always, continue to do a good job in normalized scientific and accurate prevention and control, and constantly improve the level of differentiated and accurate prevention and control in different regions.