中文摘要：

大规模企业迁移会引发产业转移，企业迁移方式和迁移效果对区域产业结构优化升级与地方经济发展有重要影响。文章以珠三角企业的问卷调查为基础，通过分析珠三角企业迁移规模与迁移方式．探讨珠三角企业迁移效果及其对区域产业结构演化的影响。

英文摘要：

A large scale of enterprise migration could result in industry transfer, the ways and effect of enterprise migration have significant impact on upgrading the regional industrial structure and developing the regional economy. Based on the questionnaire about Pearl-River Delta enterprises, this paper tries to discuss the Pearl-River Delta enterprises migration effect and its impact on the evolution of regional industrial structure by analyzing their scale and ways of migration.