KOJEAN has been equipped with the domestic leading product on and testing equipments ,introducing the world’s most advanced expanded grid technology and complete automated product on lines, developed and manufactured nearly 100 products of 28AH-240AH, with an annual product on capacity of 8 million automotive batteries.Ensure that each battery meets all types of passenger cars, light trucks and multi -purpose vehicles in different geographical environment, while providing applications for construction machineries and various commercial uses.