One more community in Gu'an County of Langfang City, north China's Hebei Province, has been designated as medium-risk for COVID-19, the provincial health commission said on Tuesday.

All residents in the county were asked to stay at home for seven days for observation starting from Tuesday, the local authority said.

A total of 39 areas in Shijiazhuang and Xingtai have been classified as medium-risk, and the worst-hit district of Gaocheng in Shijiazhuang, the provincial capital, has been classified as high risk.