随着知识经济和全球化的迅猛发展，世界各主要经济体纷纷顺应时代潮流，大规模地进行经济结构调整，积极扶持以信息技术产业、生物产业为 代表的新经济 的发展。世界 主要经济体对外来劳动力的需求在结构和数量上也发生了较大的变化，即对人才的知识结构的要求提高了，对高技术 With the rapid development of knowledge economy and globalization, all the major economies in the world have followed the trend of the times, adjusted their economic structure on a large scale, and actively supported the development of a new economy represented by the information technology industry and bioindustry. The demands of the world’s major economies for migrant workers have also changed a great deal in terms of structure and quantity. That is, the demand for knowledge structure of talented people has increased, and the demand for high-tech