All logistics activities are carried out on routes and nodes. Among them, the activities carried out on the routes are mainly transportation, including: cargo collection transportation, trunk line transportation, distribution transportation, etc. All other functional elements in the logistics functional elements, such as packaging, loading and unloading, storage, distribution, distribution, circulation processing, etc., are completed at the nodes.

The research on logistics network, from the perspective of logistics operation form, establishes the connotation of logistics network as: a comprehensive service network system that is built on the logistics infrastructure network, supported by the information network, and operates according to the network organization model. The three sub-networks are organically combined. The research on logistics network is promoted to the large logistics level of the comprehensive logistics service network system. The resource sharing and integration connotation driven by the network effect of the three sub-networks is the research direction of logistics network. The three major sub-networks of logistics: 1) Logistics organization network, which is the organizational guarantee for the operation of the logistics network; 2) Logistics infrastructure network, which is the basic premise and condition for the efficient operation of the logistics network; 3) Logistics information network, which is an important technical support for the operation of the logistics network.