SF Express is an integrated logistics solution provided by SF Express for customers in the fresh food industry. It uses SF's existing logistics, e-commerce, stores and other resources to provide customers in the fresh food industry with one-stop services such as cold storage, cold trunk line, cold delivery to home, fresh food sales and supply chain finance.

Cold chain transportation refers to the logistics transportation mode that keeps the goods within a certain temperature range during transportation. This mode of transportation requires strict temperature control from production to consumption to ensure the freshness and safety of food.

Therefore, SF cold transportation and cold chain transportation are two different concepts, but there may be overlap in actual operation. Cold transportation business may involve cold chain transportation, which may also be a part of cold transportation business. The specific situation should be judged according to the specific business and scenarios.