The ultra-low-temperature heat pumps of the SIDITE Tounite brand have successfully provided energy-efficient temperature control for the 4,000-square-meter production area of Inner Mongolia Mengdi Dairy Group. The three 60P ultra-low-temperature air source heat pump units installed this time are specially designed for low-temperature environments to ensure stable operation even in extremely cold weather. With advanced technology and strict quality control, these units always keep the temperature constant during the production process to meet the high production standards of dairy products and escort the high-quality production of Mengdi Dairy.