These large chain stores have operation department, equipment department, personnel department, goods management department, administration department, training department, product quality department and so on

As for what you said about how the distribution of the various stores is carried out, I can briefly tell you that the stores first need to order the goods a few days in advance, and then submit the order to the company's ordering platform, and then the company will be based on the demand for goods from the various stores to unify distribution and delivery, but China is so big that they have already set up the area in advance, such as North China, South China and so on. The distribution of the shipment but China is so big they have been in advance to the area of the area, such as the North China South China and so on Each region under the management of the distribution of goods under the various outlets distribution are also specialized vehicles to reach the various outlets delivery are generally in the evening