Every time we talk about Xiaomi, we’re left with a touch of trepidation. Regardless of how you feel about their iOS copying (which is fairly blatant, regardless of what Xiaomi says), getting any Xiaomi handset is tough. They sell out in seconds — literally — and often don’t return for weeks. Xiaomi is also the top smartphone vendor in their home country of China, according to Canalys, so they must be really profitable, right? Maybe not. A regulatory filing shows Xiaomi made just over $50 million profit in 2013.