Chinese EV maker Nio invests in nuclear fusion startup Neo Fusion

Chinese EV maker Nio invests in nuclear fusion startup Neo Fusion

FILE PHOTO: A China yuan note is seen in this illustration photo May 31, 2017. REUTERS/Thomas White/Illustration

Chinese electric vehicle maker Nio has invested in a startup firm that is developing fusion technologies, according to a source with direct knowledge and a company filing, placing more bets in other areas of the energy sector.