A man registers his information before receiving COVID-19 vaccine under the guidance of a staff member at a temporary vaccination site in Nan'an District of Chongqing, southwest China, March 27, 2021. Two temporary vaccination sites are newly set at two sports centers in Jiulongpo District and Nan'an District of Chongqing, with daily inoculation capacity of about 5,000 and 10,000 respectively. (Xinhua/Huang Wei)
