People wear VR devices for an audio-visual experience at KT Corp.'s "5G Bus" in Seoul, capital of South Korea, Jan. 16, 2019. South Korean telecom operator KT Corporation organized a 19-day 5G technology experience activity at a bus in Seoul where people can enjoy sports event broadcasts and 360-degree panoramic films via 5G network and VR devices. (Xinhua/Wang Jingqiang)