Photo taken on Jan. 8, 2020 shows the world's first 5G personal computer (PC) launched by Lenovo of China during the 2020 Consumer Electronics Show in Las Vegas, the United States. The annual tech show, which runs from Tuesday to Friday, drew more than 4,500 exhibitors from over 160 countries and regions. Nearly 20,000 new transformative tech products are on show, encompassing 5G connectivity, artificial intelligence, augmented and virtual reality, smart cities and resilience, sports, robotics and more. (Xinhua/Wu Xiaoling)