长三角地区是我国经济发展速度最快、经济总量规模最大、综合经济实力最强的地区之一,已被公认为世界六大都市圈之一。随着长三角区域一体化进程加快,长三角区域在交通、旅游、信息资源共享等领域的合作也日渐成熟,区域内人员流动增加,继而带动了跨地区通信需求的大 The Yangtze River Delta region is one of the regions with the fastest economic growth, the largest total economic output and the strongest comprehensive economic strength in China. It has been recognized as one of the six metropolitan areas in the world. As the process of integration in the Yangtze River Delta accelerates, the cooperation in the areas of transportation, tourism and information resources sharing in the Yangtze River Delta is also becoming increasingly mature. Mobility in the region has increased, which in turn has led to a large demand for cross-regional communications