Cheng Wei all assets of the Chinese division of Uber, including its brand, business operations and data for operation within mainland China. Under the terms of the deal, Wei is set to become a board member of Uber and Uber's CEO also gets a seat on DiDi's board. Since the company was founded in 2012, under the leadership of Cheng Wei and Jean Liu, DiDi has grown to become one of the world’s highest valued tech start-ups. The company has evolved from a simple taxi-hailing app to taxi hailing, private car hailing, hitch (social ride-sharing), bus, minibus, chauffeur service, car rental service,
Smartphone improving LTE technologies. As of 2015, the global median for smartphone ownership was 43%. Statista forecast that 2.87 billion people would own smartphones in 2020. New trends for smartphone displays began to emerge in 2017, with both LG and Samsung releasing flagship smartphones utilizing displays with taller aspect ratios than the common ratio. These designs allow the display to have a larger diameter, but with a slimmer width than 16:9 displays with an equivalent screen size. Another trend popularized that year were designs—colloquially known as a "notch"—where the front-facing camera, and sometimes other sensors typically located along the top bezel