Logistics is the part of supply chain management that deals with the efficient forward and reverse flow of goods, services, and related information from the point of origin to the point of consumption according to the needs of customers. Logistics management is a component that holds the supply chain together. The resources managed in logistics may include tangible goods such as materials, equipment, and supplies, as well as food and other consumable items.

संभार-तंत्र या सुप्रचालन तंत्र एक ऐसी प्रक्रिया है जिसके अंतर्गत माल, सेवाओं या सूचनाओं को योजनाबद्ध तरीके से उसके उत्पति वाले स्थान से उपयोग वाले स्थानपर भेजा जाता है।