Delivery method for city-wide express delivery

The invention relates to a delivery method for city-wide express delivery. The method comprises the steps: constructing a city-wide express delivery network based on a central store, standard stores, trunk line vehicles and loop line vehicles, wherein the central store has a transfer sorting function and is in butt joint with the standard stores or major customers, the standard stores are stores with receiving and delivery functions, the trunk line vehicles are used for transporting express items between the center stores, and the loop line vehicles are used for transporting express items between the center stores and the standard stores; acquiring a sending address of the target express, and assigning a salesman or a trunk vehicle of the nearest standard store to pick up the express based on the sending address; and pushing the optimal delivery route of the receiving address of the target express item to the corresponding store and the vehicle, so that the corresponding store and the vehicle make preparation