2019 was a year of triumphs and challenges for the smartphone industry.
It was a time when manufacturers encountered an almost continual decline of global shipments—but it also marked the introduction of sophisticated new features such as foldable screens and long-awaited 5G technology. Though far from mature, these early drafts are helping establish a solid foundation and direction for smartphone technology in 2020.
From the day they debuted, mobile phones have been evolving. The world has now entered an era of cell phones with superior functions. Over the past 20 years, the following aspects of mobile devices have undergone significant changes:
Style and appearance. One of the most observable changes is the look and feel of mobile phones. They have morphed from their original candy-bar form to the iconic flip phone, which enjoyed great popularity for a long time. Then the slide phone took its place, thanks to its modern design and convenient operation. Next was the touchscreen phone, the most widely available style in the current smartphone market.
