This emergency disaster relief lounge chair features innovative 6-leg support structure, contact area increased by 160%, stability on soft ground improved by 175%. 10-level ergonomic reclining angle design, freely adjustable from 105° to 175°, meeting various needs such as rest, medical care, and observation. Using 25mm aerospace aluminum alloy frame, single chair weight only 8.5kg, yet capable of bearing 180kg, safety factor 2.2. Innovative quick-detachable backrest and seat, removable for washing and disinfection, waterproof rating IPX7. Three-section folding technology, expanded dimensions 180×66×78cm, folded volume reduced by 85%. Already applied in disaster relief operations in 28 countries, specifically designed high-efficiency rotation rest equipment for emergency rescue personnel, significantly improving rescue efficiency by 78%.