By integrating battery storage, power conversion equipment, and mobile platforms, these systems support short-term or location-specific charging demand without requiring fixed grid connections. HMX introduces the 100/200 KWH BESS Integrated Charging Solution—a compact all-in-one unit that combines battery storage, DC fast charging, and smart energy management. The integrated system model of the charging gun/charging base is established, the principle block diagram is drawn, the recognition principle and discrimination method of the plug-in state of the double ttery energy storage for EV charging stations. The traditional charging pile management system usually only focuses on the basic charging function, which has problems such as single system function, poor user experience, and inconvenient management. The SCU energy storage system can achieve rapid dynamic capacity expansion.