It is applicable in the medical and biological research, and pharmaceutical sectors, primarily used for the rapidly freezing and preservation of plasma, vaccines, platelets, biological samples (such as viruses and DNA), and other related substances , ensuring the stability of active ingredients. It is applicable in plasma collection at blood stations, blood transfusions in hospitals, vaccine storage at centers for disease control and prevention, long-term sample preservation in laboratories, and emergency use in mobile medical equipment, supporting multi-zone precise temperature control ranging from -30°C to -86°C, meeting GMP standards and requirements for high-temperature and high-humidity environments.