Why did Zunyi close the city?

The cause of the epidemic. Zunyi is a prefecture-level city in Guizhou Province, a sub-central city in the province, and an important city in the central Guizhou urban agglomeration. According to relevant information, as of September 27, 2022, Zunyi was a medium-risk area in China. The Guizhou Provincial Epidemic Prevention and Control Team stipulated that Zunyi should take measures to close the city due to the epidemic situation, implement closed management and abide by the epidemic prevention and control regulations.