https://www.reuters.com/article/us-telecoms-mobileworld-xiaomi/chinas-xiaomi-unveils-5g-smartphone-for-680-idUSKCN1QD0BC >China's Xiaomi, the world's fourth-largest smartphone maker, unveiled a smartphone on Sunday that will be able to take advantage of new and faster 5G mobile networks and cost far less than one announced by market leader Samsung last week.