Medical workers write their names on their protective gear to identify each other at a hospital in Wuhan, Central China’s Hubei province. Photo: Ding Gang/Caixin

A doctor walks toward a coronavirus isolation ward in full protective gear. Photo: Ding Gang/Caixin

A doctor checks the X-ray of a coronavirus patient. Photo: Ding Gang/Caixin

A plane carrying medical workers and equipment lands in Wuhan in the early hours of Saturday morning. Photo: Ding Gang/Caixin

Military doctors with equipment and supplies arrive at a Wuhan airport early Saturday morning. Photo: Ding Gang/Caixin

In Wuhan, excavators work at the construction site of a new quarantine hospital which authorities say will be able to accommodate 1,000 coronavirus patients. Photo: Ding Gang/Caixin

Two emergency workers wear protective clothing in an empty street Sunday. Photo: Ding Gang/Caixin