Automobile charging piles are key devices for efficiently replenishing power for electric vehicles. Their main advantages are: fast charging speed, reducing vehicle waiting time; smart connectivity management, supporting remote reservation, payment, and status monitoring; strong compatibility, adapting to various vehicle models and charging standards; and high safety and reliability, with protections against overvoltage, overcurrent, and other risks. Widely deployed in residential areas, shopping malls, highway service zones, and other locations, they significantly alleviate range anxiety. As essential infrastructure for popularizing new energy vehicles, they contribute to green travel and low-carbon transformation.