This Commercial Vehicle Rocfly is a 12-meter pure electric commercial vehicle with a 9.5-meter extra-long wheelbase, fully flat low floor, rail-transit-grade high-strength body, all-axle steering and 12-meter small turning radius, with a full-load gradeability ≥19%. Equipped with battery swap + fast charging dual-mode energy supply, 5-minute ultra-fast battery swap, supporting L2-L4 driving, it is suitable for high-end commuting, business, travel and cultural tourism scenarios, and highly customizable.