Supply chain is not only a simple chain that join the supplier to customer, but also a value-added chain that the materiel can add its value from the stage of processing, packaging, and transporting.

供应链不仅是一条联接供应商到顾客的物料链，而且是一条增值链，物料在供应链上因加工、包装、运输等过程而增加其价值。

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Supply chain is not only a simple chain that join the supplier to customer, but also a value-added chain that the materiel can add its value from the stage of processing, packaging, and transporting.

供应链不仅是一条联接供应商到顾客的物料链，而且是一条增值链，物料在供应链上因加工、包装、运输等过程而增加其价值。

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