The 1000L LNG storage tank is matched with an intensifier composed of a high-efficiency combustion gas engine and a high-efficiency generator to provide ultra-long endurance for over 30 hours; and it is equipped with a 118kwh peak-cutting and valley-filling power battery system and an intelligent energy management system to provide strong power and peak power up to 300kw; Intelligent and efficient energy feedback;clean energy is more efficient at the same time more energy-saving.