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Sunwoda unveils ultra-fast EV battery charging from 10 percent to 97 percent in 9 minutes

Chinese battery maker Sunwoda unveiled an ultra-fast charging technology that it said can charge an electric vehicle battery from 10 percent to 97 percent in 9 minutes. It presented its 15C battery technology at a battery industry conference in Zaozhuang, Shandong. Sunwoda said a 1-minute charge at room temperature adds about 100 km of range, and the battery maintains charging performance at minus 20C. The company also cited a 10-year or 300,000-km warranty.