Hyundai Heavy Industries (HHI), and Magna E-Car Systems (Magna E-Car), a supplier of components and systems for hybrid and electric vehicles, have announced a joint venture named Mahy E-Cell as a platform to co-develop and grow a successful battery cell and battery pack business. Under the agreement, HHI and Magna E-Car will jointly conduct engineering, design, development and testing activities with the goal of preliminary validation of battery cell and battery pack technologies for electric and hybrid ele