Visitors wearing masks walk out of the exhibition hall of Special Area for Countries, Provinces, Regions and Cities of the 2020 China International Fair for Trade in Services (CIFTIS) in Beijing, capital of China, Sept. 8, 2020. The 2020 CIFTIS is the first major international economic and trade event held both online and offline by China since the COVID-19 outbreak. (Xinhua/Zheng Yue)
