With the promotion of energy conservation and emissions reduction, the environmental concept of green travel is deeply rooted in people's hearts. More and more new energy vehicles and outdoor energy storage equipment have entered households, and the core energy source that provides power for these devices is the power battery system. As the carrier of the battery module, the shell of the power battery system plays an important role in the stable operation and safety protection of the battery module. Pengfeng Hardware provides one-stop processing of aluminum casing for new energy power batteries and energy storage power supplies.