A chef prepares beef noodles for COVID-19 prevention and control volunteers at a beef noodle restaurant in Lanzhou, northwest China's Gansu Province, Oct. 22, 2021. As new locally transmitted COVID-19 confirmed cases were reported in Lanzhou, some noodle restaurants launched a care campaign which provides free food to frontline essential workers including medical staff and volunteers. (Xinhua/Fan Peishen)
