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An auto-pilot freight vehicle is displayed during the 2019 China International Fair for Trade in Services (CIFTIS) in Beijing, capital of China, May 31, 2019. (Xinhua/Ren Chao)
An auto-pilot freight vehicle is displayed during the 2019 China International Fair for Trade in Services (CIFTIS) in Beijing, capital of China, May 31, 2019. (Xinhua/Ren Chao)