Aerial photo taken on Jan. 30, 2021 shows an interior view of a temporary hospital converted from a gymnasium in Tonghua, northeast China's Jilin Province. A local gymnasium has been converted into a temporary hospital for the 14-day rehabilitation of patients recovered from COVID-19. The hospital covers an area of 5,300 square meters and has 310 beds. (Xinhua/Xu Chang)

Aerial photo taken on Jan. 30, 2021 shows an interior view of a temporary hospital converted from a gymnasium in Tonghua, northeast China's Jilin Province. A local gymnasium has been converted into a temporary hospital for the 14-day rehabilitation of patients recovered from COVID-19. The hospital covers an area of 5,300 square meters and has 310 beds. (Xinhua/Xu Chang)

Photo shows a special area for kids decorated with cartoons on the wall in a temporary hospital converted from a gymnasium in Tonghua, northeast China's Jilin Province, Jan. 30, 2021. A local gymnasium has been converted into a temporary hospital for the 14-day rehabilitation of patients recovered from COVID-19. The hospital covers an area of 5,300 square meters and has 310 beds. (Xinhua/Xu Chang)

Staff members work at a temporary hospital converted from a gymnasium in Tonghua, northeast China's Jilin Province, Jan. 30, 2021. A local gymnasium has been converted into a temporary hospital for the 14-day rehabilitation of patients recovered from COVID-19. The hospital covers an area of 5,300 square meters and has 310 beds. (Xinhua/Xu Chang)