BYD and CATL (Contemporary Amperex Technology Co Ltd) reportedly aim to launch a new electric vehicle (EV) battery with a 6C charge rate. A battery’s C rating measures the current at which it is charged or discharged. Car News China explains that a charge rate informs people how many times a battery can fully charge within an hour. For a 6C charge rate, a battery would theoretically be able to charge six times in an hour. According to local Chinese media, CATL and BYD  will debut new batteries i...