Children learn to wash hands at a kindergarten on the occasion of World Health Day in Taizhou City, east China's Zhejiang Province, April 7, 2021. (Photo:Xinhua)
Teachers learn emergency rescue techniques from a medical worker at a kindergarten on the occasion of World Health Day in Xingtai City, north China's Hebei Province, April 7, 2021. (Photo:Xinhua)
Children learn to wash hands at a kindergarten on the occasion of World Health Day in Xingtai City, north China's Hebei Province, April 7, 2021. (Photo:Xinhua)
Children wash toys at a kindergarten on the occasion of World Health Day in Xingtai City, north China's Hebei Province, April 7, 2021. (Photo:Xinhua)