Cold-chain logistics started in the early 20th century 80 years from developed countries . The chilled and frozen goods are loaded inside the "cold chain incubator" at different temperatures. The incubators can be carried in the ordinary trucks and distributed to the main cities of China, Beijing, Shanghai, Shenzhen, Gugangzhou, etc within 2-5 days.This way can well protect the quality of the food, fruits, vegetables, milk, etc. The most effecitive and convenient distribution facilities will well reduce the logistics cost, such as save purchasing refrigerated vehicles, save more time ,cost, energy in a flexiable and economic way, more environmental protection.

The Cold-chain logistics services mainly provides the following temperature zones in centigrade :

High temperature ,                                                       2~20

low temperature,                                                           2~8

refrigeration refrigerator freezer,                                     -10~0

high temperature ultra-low temperature freezer,              -20 ~ -10

low-temperature type,                                                  -20 degrees or below

Cold or cool cargo can transport :

1. Biologics, including vaccines, blood and tissues of humans and animals, microorganisms, microbial products.

2. Required refrigeration of medicines, including proteins drugs, to be transplanted organs, special medicines.

3.High-grade food, including: ice cream, dairy products, lactic acid bacteria drinks, frozen food, meat products, poultry products,

   category, seasonings, chocolate, preserved fruits, seafood, high-grade fruits and vegetables.

4. Other items that need to cold,  low-temperature transportation of personal care products, precision instruments, special trade

    goods distribution.