Ready to take on Samsung, Apple

China's OnePlus is ramping up its play in the high-end smartphone segment

Imagine a quiz question that goes something like this: Which Chinese smartphone brand commands a user community of more than 5 million members from 196 countries and regions? Or: Which Chinese smartphone brand's products are sold directly in 35 countries and regions worldwide?

Most people may guess it might be Xiaomi, Huawei, Vivo or Oppo. But the correct answer is: OnePlus.