2. The distribution of convenience stores in big cities such as Beijing is uneven: Take Beijing as an example, the highest density of convenience stores is near the Workers Stadium, and the distribution of convenience stores in the whole city is particularly concentrated in the northeast, while the density of convenience stores in the southwest is obviously sparse, which may be related to the division of urban functional areas in Beijing itself.
3. Convenience stores refer to physical stores located near residential areas or virtual stores that provide online shopping. It refers to a small retail store or online store that mainly deals in instant goods or services and takes convenience for demand as the first purpose, and adopts self-help shopping.