The high-tech industry with significant characteristics of scale economics, high added value, and intense extrinsic economic effect plays a leading role on the promotion of industrial upgrading.
高技术产业规模经济特征明显、附加值高、外部经济效应强烈，在推动产业结构升级中起了主导作用；
Logistics node is an important carrier of modern logistics, which could get economics of scale effect; decrease social logistics cost and improve the efficiency of logistics activity.
物流节点是现代物流的重要载体，具有规模经济效应、降低社会物流成本、提高物流运作效率的作用。
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