As the Mobile World Congress, the industry’s biggest annual event, kicks off in Barcelona, smartphone makers are showing off their latest and most advanced gadgets as they prepare for the 5G era. The hot topic this year has been foldable devices — a smartphone with foldable screen that can turn the handset into a tablet.
Samsung last week unveiled its Galaxy Fold an event in the US, grabbing headlines around the world, but just four days later Huawei has made an even bigger splash as it unveiled its Mate X.
