Beijing Daxing Int'l Airport introduces courtesy passages into COVID-19 prevention, control (4)

Photo taken on Dec. 9, 2020 shows a sign board (R) reminding passengers in need to use a courtesy passage to pass temperature checkpoints set up to help control the spread of COVID-19 at Beijing Daxing International Airport in Beijing, capital of China. Beijing Daxing International Airport has introduced courtesy passages into its COVID-19 prevention and control mechanism. Elderly passengers, as well as passengers without smartphones, can easily pass the airport's temperature checkpoints by registering with the ground staff and signing a commitment letter, even they don't have access to health-tracking apps on a mobile phone. (Xinhua/Ju Huanzong)