How about Zhengzhou Health Code Red?

If Zhengzhou health code is red, you should recall whether you have been to the epidemic control area.

If not, there is an error in the background data.

If there is, you should immediately go to the nearest nucleic acid test and do a good job of self-isolation.

Zhengzhou is located in the middle of China, the lower reaches of the Yellow River, the hinterland of the Central Plains, and the north-central Henan. Located in the middle and lower reaches of the Yellow River and the transition zone from the northeast wing of Funiu Mountain to Huanghuai Plain, the terrain is high in the west and low in the east, high in the middle and low in the northeast or southeast. It belongs to the continental monsoon climate in the north temperate zone with four distinct seasons.