CES 2020 concludes in Las Vegas

Photo taken on Jan. 9, 2020 shows a foldable electric scooter during the 2020 Consumer Electronics Show (CES) in Las Vegas, the United States. The world's premier tech show was wrapped up here on Friday. The four-day show drew more than 4,500 exhibitors from over 160 countries. (Xinhua/Wu Xiaoling)