A man watches the exhibits during the 2020 Consumer Electronics Show (CES) in Las Vegas, the United States, Jan. 8, 2020. The world's premier tech show was officially launched on Tuesday in Las Vegas, the United States. More than 4,500 exhibitors joined the annual show with nearly 20,000 new transformative tech products, encompassing 5G connectivity, artificial intelligence, augmented and virtual reality, smart cities and resilience, sports, robotics and more. (Xinhua/Wu Xiaoling)

Visitors check the back of a see-through display during the 2020 Consumer Electronics Show (CES) in Las Vegas, the United States, Jan. 7, 2020. The world's premier tech show was officially launched on Tuesday in Las Vegas, the United States. More than 4,500 exhibitors joined the annual show with nearly 20,000 new transformative tech products, encompassing 5G connectivity, artificial intelligence, augmented and virtual reality, smart cities and resilience, sports, robotics and more. (Xinhua/Wu Xiaoling)

A fashion show is held during the 2020 Consumer Electronics Show (CES) in Las Vegas, the United States, Jan. 7, 2020. The world's premier tech show was officially launched on Tuesday in Las Vegas, the United States. More than 4,500 exhibitors joined the annual show with nearly 20,000 new transformative tech products, encompassing 5G connectivity, artificial intelligence, augmented and virtual reality, smart cities and resilience, sports, robotics and more. (Xinhua/Wu Xiaoling)

People visit the 2020 Consumer Electronics Show (CES) in Las Vegas, the United States, Jan. 8, 2020. The world's premier tech show was officially launched on Tuesday in Las Vegas, the United States. More than 4,500 exhibitors joined the annual show with nearly 20,000 new transformative tech products, encompassing 5G connectivity, artificial intelligence, augmented and virtual reality, smart cities and resilience, sports, robotics and more. (Xinhua/Wu Xiaoling)

A man experiences a VR (virtual reality) boxing game during the 2020 Consumer Electronics Show (CES) in Las Vegas, the United States, Jan. 8, 2020. The world's premier tech show was officially launched on Tuesday in Las Vegas, the United States. More than 4,500 exhibitors joined the annual show with nearly 20,000 new transformative tech products, encompassing 5G connectivity, artificial intelligence, augmented and virtual reality, smart cities and resilience, sports, robotics and more. (Xinhua/Wu Xiaoling)

A man watches the exhibits during the 2020 Consumer Electronics Show (CES) in Las Vegas, the United States, Jan. 8, 2020. The world's premier tech show was officially launched on Tuesday in Las Vegas, the United States. More than 4,500 exhibitors joined the annual show with nearly 20,000 new transformative tech products, encompassing 5G connectivity, artificial intelligence, augmented and virtual reality, smart cities and resilience, sports, robotics and more. (Xinhua/Wu Xiaoling)

A woman takes selfies with a cartoon figure during the 2020 Consumer Electronics Show (CES) in Las Vegas, the United States, Jan. 7, 2020. The world's premier tech show was officially launched on Tuesday in Las Vegas, the United States. More than 4,500 exhibitors joined the annual show with nearly 20,000 new transformative tech products, encompassing 5G connectivity, artificial intelligence, augmented and virtual reality, smart cities and resilience, sports, robotics and more. (Xinhua/Wu Xiaoling)

People watch a Sony concept car during the 2020 Consumer Electronics Show (CES) in Las Vegas, the United States, Jan. 7, 2020. The world's premier tech show was officially launched on Tuesday in Las Vegas, the United States. More than 4,500 exhibitors joined the annual show with nearly 20,000 new transformative tech products, encompassing 5G connectivity, artificial intelligence, augmented and virtual reality, smart cities and resilience, sports, robotics and more. (Xinhua/Wu Xiaoling)

A woman watches the exhibits during the 2020 Consumer Electronics Show (CES) in Las Vegas, the United States, Jan. 8, 2020. The world's premier tech show was officially launched on Tuesday in Las Vegas, the United States. More than 4,500 exhibitors joined the annual show with nearly 20,000 new transformative tech products, encompassing 5G connectivity, artificial intelligence, augmented and virtual reality, smart cities and resilience, sports, robotics and more. (Xinhua/Wu Xiaoling)

People watch the exhibits during the 2020 Consumer Electronics Show (CES) in Las Vegas, the United States, Jan. 8, 2020. The world's premier tech show was officially launched on Tuesday in Las Vegas, the United States. More than 4,500 exhibitors joined the annual show with nearly 20,000 new transformative tech products, encompassing 5G connectivity, artificial intelligence, augmented and virtual reality, smart cities and resilience, sports, robotics and more. (Xinhua/Wu Xiaoling)

A man poses for photos during the 2020 Consumer Electronics Show (CES) in Las Vegas, the United States, Jan. 7, 2020. The world's premier tech show was officially launched on Tuesday in Las Vegas, the United States. More than 4,500 exhibitors joined the annual show with nearly 20,000 new transformative tech products, encompassing 5G connectivity, artificial intelligence, augmented and virtual reality, smart cities and resilience, sports, robotics and more. (Xinhua/Wu Xiaoling)

People visit the 2020 Consumer Electronics Show (CES) in Las Vegas, the United States, Jan. 8, 2020. The world's premier tech show was officially launched on Tuesday in Las Vegas, the United States. More than 4,500 exhibitors joined the annual show with nearly 20,000 new transformative tech products, encompassing 5G connectivity, artificial intelligence, augmented and virtual reality, smart cities and resilience, sports, robotics and more. (Xinhua/Wu Xiaoling)