With mass testing and COVID-19 effectively contained, Wuhan City, once the epicenter of the novel coronavirus epidemic in China, is reopening the primary schools and kindergartens for the new semester on September 1. What measures are schools taking to ensure the health and safety of students? Do these students need to wear masks when they return to school? Join CGTN on a visit to Changchunjie Primary School to see what's going on there on the first day of the new semester.