A security worker speaks through a loudspeaker to remind residents to take precautions against the coronavirus epidemic at a residential community in Xiqiao neighborhood, Jan 28, 2020. (Photos: China Daily)

Workers spray disinfectant at a residential area in Xiqiao neighborhood in Wuhan, Jan 28, 2020.

A worker sprays disinfectant at a residential building in Tianmendun neighborhood in Wuhan, Jan 28, 2020.

A neighborhood committee employee hands a pack of masks to a senior resident and advises her to stay at home, Jan 28, 2020.

A subdistrict employee drives a person suspected of contracting the novel coronavirus to a hospital for medical treatment, Jan 28, 2020.

Zhou Hong (right), a community worker, accompanies a person suspected of contracting the novel coronavirus for a further medical check at a hospital in Wuhan, Jan 27, 2020.

Zhou Hong (center), a worker of the Xiqiao neighborhood committee, accompanies a person suspected of contracting the novel coronavirus to undergo a screening test at a clinic in Wuhan, Jan 27, 2020.