Stock Photo - (200508) -- CHANGSHA, May 8, 2020 (Xinhua) -- Teachers rehearse for the reopening of a kindergarten in Changsha, central China's Hunan Province, May 8, 2020. Preparations including disinfection and rehearsal are made for the reopening of kindergartens in Changsha. From May 11 to 15, kindergartens of the city will reopen gradually. (Xinhua/Chen Zeguo) (Photo by Xinhua/Sipa USA).

Stock Photo: (200508) -- CHANGSHA, May 8, 2020 (Xinhua) -- Teachers rehearse for the reopening of a kindergarten in Changsha, central China's Hunan Province, May 8, 2020.