Students in junior, senior high schools return to school in Changsha

A teacher and students have their first class about the prevention against COVID-19 at a middle school in Ningxiang City of Changsha, central China's Hunan Province, April 13, 2020. In Changsha, students in junior and senior high schools returned to school on Monday after those in their final year already back to school on April 7. (Xinhua/Chen Sihan)