A child fills her plastic bottle with drinkable water from a China-donated water filter barrel at the Trapeang Thlan Village community pre-school in Prek Pnov district, Phnom Penh, Cambodia on Oct. 21, 2020. China, through the United Nations Children's Fund (UNICEF), has provided hygiene and learning supplies to 3,064 community pre-schools across Cambodia, allowing some 70,000 children to return to school safely, with better protection from the COVID-19. (Photo by Sovannara/Xinhua)
