中国入世，企业面临发展机遇与市场竞争加剧的严峻挑战。为应对国内外市场竞争的挑战，各企业都十分注重增强市场竞争力。人们所说的竞争力，大都体现为产品市场占有率、技术领先性、客户稳定性，而集中表现为盈利率。但是在市场瞬息万变，竞争日益激烈的新形势下，上述表现竞 China's accession to the WTO, enterprises are facing the harsh challenges of development opportunities and market competition. In response to the challenges of domestic and international market competition, all enterprises are very focused on enhancing market competitiveness. What people call their competitiveness, most of which are reflected in the product market share, technology leadership, customer stability, and focus on profitability. However, in the rapidly changing market and increasingly fierce competition in the new situation, the above competing performance