Hà Nội's schools required to strengthen COVID-19 prevention activities stockbot 0 419 2021.04.29 23:37 http://vietnamnews.vn/society/937785/ha-nois-schools-required-to-stren… + 47 https://vietnamnews.vn/rss/society.rss + 10 The Hà Nội Department of Education and Training has sent a message requiring educational establishments to strengthen COVID-19 prevention and control activities.