Mobile World Congress (MWC) 2019 Live Updates: Mobile World Congress (MWC) officially start tomorrow, February 25. The Nokia 9 Pureview with 5 cameras has been launched ahead of the event. This is the world's first phone with five lenses at the back. Meanwhile, Huawei has revealed its first foldable phone, the Mate X, which has a dual foldable display, no notch, Leica-branded selfie camera and 4500 mAh batteries coupled with 55w fast charging. Xiaomi has already showcased its 5G variant for the Mi Mix 3, which is going on sale in Europe first. Oppo showed off its 10x lossless zoom technology yesterday and a 5G smartphone, though it did not give any details on what the device will be called.