The value link which links enterprise, supplier, retailer and customer becomes the core of competition between companies.

企业、供应商、分销商及客户连成一片的价值链成为企业之间竞争的核心。

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Apex is the world's foremost supplier of aftermarket printer consumables, aftermarket consumable chip and core components.

艾派克是全球领先的兼容打印耗材供应商，也是全球领先的兼容耗材芯片和核心部件的供应商。

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As the source of the entire supply chain, supplier is an important link of supply chain optimization, bringing the core competitiveness of enterprise into full play.

作为整个供应链源头的供应商，是供应链优化的重要环节，对企业能充分发挥核心竞争力起着关键的作用。

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Supply chains, for various reasons, can be notoriously opaque especially for items that are provided by a supplier that may be two or three tiers away from a core supplier.

FORBES: Apple, Others Come Out Winners in SEC's Conflict Minerals Decision

Ofgem is proposing to limit each energy supplier to no more than four core tariffs for each fuel.

BBC: Energy bills: Ofgem sets out plan for simpler tariffs

Outsourcing PC manufacturing allows HP to focus on strategic core competencies, including supply chain design, new product and services development, supplier management and customer relationship management.

FORBES: How Hewlett-Packard And Dell Destroyed Their PC Advantage ... Piece-By-Piece