Volunteer workers pose for a group photo in front of Suifenhe makeshift hospital in Northeast China's Heilongjiang province, on April 13, 2020. After construction day and night for 7 days straight, the hospital was completed on Monday and is ready to be in operation. (Photos: chinadaily.com.cn)

A member of the local fire department walks in front of Suifenhe makeshift hospital in Northeast China's Heilongjiang province, on April 13, 2020.

Electric workers are on duty outside Suifenhe makeshift hospital in Northeast China's Heilongjiang province, on April 13, 2020.

Seven ambulances donated by Dalian Orient Investment Real Estate Co are parked in front of Suifenhe makeshift hospital in Northeast China's Heilongjiang province, on April 13, 2020.

Seven ambulances donated by Dalian Orient Investment Real Estate Co are parked in front of Suifenhe makeshift hospital in Northeast China's Heilongjiang province, on April 13, 2020.

An ambulance driver instructs local staff workers to drive the vehicle at Suifenhe makeshift hospital in Northeast China's Heilongjiang province, on April 13, 2020.

An ambulance driver instructs local staff workers to drive the vehicle at Suifenhe makeshift hospital in Northeast China's Heilongjiang province, on April 13, 2020.