Research on the Spatial Agglomeration Characteristics and Influencing Factors of Express Delivery Station Based on DNN

Table 4

Spatial agglomeration factors of Cainiao station in Nanjing city.

Variable		Description
Macro	Area under jurisdiction	The area of land under its jurisdiction provides a guarantee for the expansion of urban space. The larger the area under its jurisdiction, there are often more Cainiao posts.
	GDP	Areas with high regional GDP indicate that the better the level of economic development, they tend to attract population and capital agglomeration, and the demand for Cainiao posts will gradually increase.
	Total population at the end of the year	An area with a larger population means that the more demand for e-commerce infrastructure, the more the layout of the Cainiao station.
	The population density	High-density crowded areas will have a large amount of package demand, which in theory will drive the increase in the number of Ccainiao posts.
Micro	Number of convenience stores/supermarkets	The number of convenience stores/supermarkets provides support for Cainiao station, and the agglomeration and dispersion of convenience stores/supermarkets affect the aggregation and dispersion of Cainiao station.
	Number of communities in jurisdiction	The number of communities directly reflects the size of the population. The greater the number of communities in the jurisdiction, the greater the demand for Cainiao station.
	China post office	Cainiao post and postal outlets have complementary functions. Generally, the more postal outlets, the fewer the number of Cainiao post.