At 3,000m, Tibet Agricultural and Animal Husbandry University is heated by 176 AIROSD ultra-low-temp commercial air-source heat pumps covering 194,000 m². AIROSD tackled plateau challenges (extreme cold, thin air, frost, remote maintenance) with vapor-injection compressors, patented rapid defrost/anti-refreeze, optimized exchangers, and AI smart control—enabling reliable, efficient clean heating.