Students register health information by scanning health QR code before returning to Zhuhai at a checkpoint in Zhuhai, south China's Guangdong Province, May 8, 2020. Senior high schools in Macao have resumed class recently. Students living in Zhuhai can go to school in Macao and return home in Zhuhai after they go through procedures including filling in electronic health declaration and daily body temperature check. (Xinhua/Lu Ye)
