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A visitor views an electronic screen for digital urban management during the 2019 China International Fair for Trade in Services (CIFTIS) in Beijing, capital of China, May 31, 2019. (Xinhua/Ren Chao)
A visitor views an electronic screen for digital urban management during the 2019 China International Fair for Trade in Services (CIFTIS) in Beijing, capital of China, May 31, 2019. (Xinhua/Ren Chao)