Supply chain: idea, behavior and future trends

In this paper, we address thoroughly the definition of supply chain from multiple angles and present two ideas both time-based competition and the demand-driven perspective. This paper analyzed the behaviours under the guidance of ideas. They are respectively adding value using time opportunity aiding information technology for end-consumer and suppliers, rising end-consumer expectations through the marketing perspective. But the proliferation of products and service, shorter product cycle's 21(st) lead to respond quickly are not enough to consumer demands. The situation obliges to enterprise to construct agile supply chain to meet calling of the age. I believe that it advent and it will be a main stream of a fluid for the future.