Nio ( NIO ) targets a booming market for electric cars. The Chinese EV startup is bringing new electric vehicles to market while battling Covid and delisting woes. Is Nio stock a buy right now? X Founded in 2014, Nio knew little about vehicle manufacturing when it came on the scene. But Nio, sometimes called the Tesla of China due to its luxury designs, went on to deliver booming sales. Unlike Tesla ( TSLA ), Nio does not make its own electric cars, instead partnering with a state-owned auto manufacturer. Nio, Xpeng ( XPEV ) and Li Auto ( LI…