Logistics and supply chain management & e-business system - Meaning of supply chain

What is putting supply chain together? And why do you put supply chain together? In this paper they are stated. The first purposes of putting supply chain are ( 1) securing of goods, (2) decreasing of the amount of stock. It is good that the exchange of the demand information and the stock information is done. In other words, it is to do the cooperation of the information exchange. This is that "A chain is put together." of the initial stage. There are various forms in supply chain. Kanban system is a supply chain of pull type. On the other hand, there is a supply chain of push type, too. And, there is VMI (vendor management inventory) of form which have both good points for. When supply chain proceeds, the cooperation relations related to the human element, the cooperation of the transport work can be thought to come to be done, too.