The world is undergoing profound changes : the integration of economy with science and technology is increasing , the restructuring of the world economy is speeding up , and economic prosperity depends not only on the total volume of resources and capital , but directly on the accumulation and application of technological knowledge and information 世界正在发生深刻的变化：经济与科学技术的结合与日俱增；世界经济的重组加快步伐；经济繁荣不仅仅取决于资源和资本的总量，而且直接有赖于技术知识和信息的积累和应用。
Experts worry that some companies do not fully understand the risks of operating very lean international supply chains ? or that they choose to ignore them because their rivals are forcing the pace , purchasing critical components from a single supplier to increase their buying power 让专家感到担心的是一些公司并不完全理解操作管理十分瘦削的全球供应链所带来的风险他们选择无视这种风险，因为他们的对手正在加快步伐，为增加自己的购买力从单个供应商那购买关键的供应链组成环节部分。
As we all know , china officially became a member state of wto in 2001 , accordingly all the industries of china are taking faster steps to adjust themselves and amend or make new laws or regulations , so as to participate in the international competition and to found an advantageous status in the world economy 众所周知，我国己于2001年正式加入了wto ，全国各行各业都在加快步伐调整自身，修改或制定新的行业法律法规，以求更快更好地与国际接轨，从而在世界经济中占据优势地位。
