The so-called refrigerated logistics is a systematic project to keep the low-temperature or constant-temperature temperature environment needed by frozen and refrigerated goods in the process of production, refrigeration, transportation management, distribution management and sales management to the final consumers, with the aim of maintaining the original quality of goods and reducing the loss of goods. It is established with the progress of science and technology, the perfection of management technology and the development of refrigeration technology, and it is a low-temperature or constant-temperature logistics process based on refrigeration technology. Refrigerated logistics is applicable to a wide range of objects, such as frozen food, frozen agricultural products, frozen aquatic products, frozen flowers, frozen meat, vaccines (or blood banks and sperm banks), medicines, dairy products containing probiotics, chocolates and catering raw materials that need refrigeration.