NIO is the latest electric vehicle-maker to earn the aspirational label of "Tesla Killer." As the fastest growing EV company in China, it has a legitimate shot given that China is the biggest purchaser of EVs worldwide. However, just two years ago, NIO was almost bankrupt--a common problem in this nascent sector. In order to truly become the "Chinese Tesla," NIO will first have to fend off hundreds of EV rivals closer to home. Video by Michael Byhoff. (Source: Bloomberg)