Power vehicles can also be referred to as mobile power vehicles, emergency power vehicles, or generator vehicles. Multi-functional emergency power vehicles are special vehicles equipped with a cabin, generator set, and power management system on a standardized second-class automotive chassis. They are primarily used in locations where power outages would have severe consequences, such as electricity, communication, conferences, engineering rescue, and emergency response. They serve as mobile emergency backup power sources. Power vehicles offer excellent off-road capabilities and adaptability to various road surfaces, suitable for all-weather outdoor operations and capable of functioning in extreme conditions like high temperatures, low temperatures, and sandstorms. They feature stable and reliable overall performance, easy operation, low noise, good emissions, and easy maintenance, making them well-suited to meet the needs of outdoor work and emergency power supply.