知识经济的兴起 ,经济全球化、信息化、网络化时代的到来 ,企业将面对的是越来越多的竞争对手和越来越难以满足的顾客群体。没有一个企业不感受到新一轮竞争的惨烈 ;没有一个企业不倍加关注、拓展自己的生存空间 ,以适应新的竞争环境的挑战。美国营销大师波特提出的价值链理论 The rise of knowledge-based economy, economic globalization, information, network era, the business will face more and more competitors and more and more difficult to meet the customer base. No one company does not feel the tragedy of the new round of competition. No enterprise pays no attention to expanding its own living space to meet the challenge of a new competitive environment. American marketing guru Porter proposed value chain theory