People visit 2017 International Innovation & Entrepreneurship Expo in Beijing, capital of China, Dec. 9, 2017. The three-day expo kicked off at Beijing International Convention Center on Friday. (Xinhua/LuoXiaoguang)
A woman experiencesVR technology at 2017 International Innovation & Entrepreneurship Expo in Beijing, capital of China, Dec. 9, 2017.The three-day expo kicked off at Beijing International Convention Center on Friday. (Xinhua/Luo Xiaoguang)
An exhibitor shows arobot that does operation work in the air at 2017 International Innovation & Entrepreneurship Expo in Beijing, capital of China, Dec. 9, 2017. The three-day expo kicked off at Beijing International Convention Center on Friday. (Xinhua/LuoXiaoguang)
The three-day expo kicked off at Beijing International Convention Center on Friday. (Xinhua/Luo Xiaoguang)
A robot plays finger-guessing game with human at 2017 International Innovation & Entrepreneurship Expo in Beijing, capital of China, Dec. 9,2017. The three-day expo kicked off at Beijing International Convention Center on Friday. (Xinhua/Luo Xiaoguang)
