Of course, this china-made power bank were also pirated! Here's the link which shows the difference between a real one and a fake one:
http://www.spemall.com/forum/topic/1109-how-to-tell-xiaomi-power-bank-real-and-fake/
From the link, I can comfortably say mine is a real one! Check out the images below:



Who knows? My next mobile phone could very well be the XiaoMi Mi3!