A new challenger appears: China's Oppo sells 50 million smartphones in 2015
From CNET: While 2015 was a milestone year for Huawei, who with the help of Google infiltrated the US with the Nexus 6P, it was also a big year for another Chinese smartphone maker.
Oppo on Thursday announced it sold 50 million phones in 2015, which represents a 67 percent year-on-year growth for...