The reason for Xiaomi phones to be at the top is its price and performance. Xiaomi has just changed the rules of the market. It has started a new trend. And the way Xiaomi phones are sold at the flash sales, Xiaomi flash has has now become the second most awaited event after IPL.  I hope XIAOMI will will be an undisputed leader of mobile industry in tje world and will keep the faith of its followers.