A staff member disinfects a vehicle at an exit of an expressway according to a protocol to curb COVID-19 in Tongan District of Xiamen City, southeast China's Fujian Province, Sept. 23, 2021. Medical workers, public servants, police officers, and volunteers all over Xiamen are mobilized to help Tongan with its COVID-19 prevention and control efforts. Experts under the State Council inter-agency task force for COVID-19 response have arrived at high and medium COVID-19 risk areas in Tongan on Sept. 20 to offer their guidance. (Xinhua/Jiang Kehong)
