Power bumper car, also known as net-day supply: A combination with strip conductors made massive power supply network is in a large enough insulation plate arranged plurality of conductive strips bumper cars, adjacent conductive strip electrodes of the opposite bumper car factory Each conductive strips in an appropriate way connected with each end of the power of the same name. When an object in the power supply network in the freedom of movement, can draw power from the power supply network or the electrical signal through a sliding contact group. Article massive supply network can be directly applied to the amusement park bumper car supply. With this method of bumper cars powered activities, you do not have holes and ground steel bumper depot, direct access to common ground