 In the spirit of muscle car days long past, so goes the evolution of the EV battery. Lighter, cheaper, faster, longer range? Yep, it's the horsepower race all over again. The latest contender is the Goshin Hitech, a Chinese EV battery manufacturer. Kotli recently introduced a 5C fast-charging G-current battery that can charge up to 80% in just under 10 minutes and 90% within 15 minutes.