Abstract: A battery heat exchange module includes: a first interface, a second interface, a first heat exchange assembly, and a second heat exchange assembly. The first heat exchange assembly and the second heat exchange assembly are used for exchanging heat with a battery. The first heat exchange assembly is arranged corresponding to a first area of the battery, the second heat exchange assembly is arranged corresponding to a second area of the battery, and the first area is different from the second area.

Abstract: A battery pack includes a battery core; a cover plate, the battery core connected with the cover plate; a side frame, the cover plate connected with the side frame; and a cooling plate connected with the side frame, where the battery core is disposed in an accommodating space formed among the cover plate, the cooling plate, and the side frame. A vehicle body includes a vehicle body frame having a notch, and the battery pack. The side frame of the battery pack is connected with the vehicle body frame, and the cover plate of the battery pack seals the notch as a vehicle body floor.