Children learn to wash hands at a kindergarten on the 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 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 World Health Day in Xingtai city, North China's Hebei province, April 7, 2021. [Photo/Xinhua]
Children wash toys at a kindergarten on the 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 World Health Day in Xingtai city, North China's Hebei province, April 7, 2021. [Photo/Xinhua]
Children learn how to wear a mask correctly at a kindergarten on the World Health Day in Xingtai city, North China's Hebei province, April 7, 2021. [Photo/Xinhua]
