People take COVID-19 vaccines at the temporary vaccination site at Shanghai Hongqiao Railway Station in east China's Shanghai, May 29, 2021. A temporary vaccination site was set at Shanghai Hongqiao Railway Station to provide free vaccination services for passengers. The vaccination site is equipped with four vaccination units and an independent observation area. It takes only about 15 minutes for a passenger to register and complete a single dose of vaccination excluding the observation time. (Xinhua/Wang Xiang)
