长三角经济圈是世界六大城市圈之一,也是全国最大的经济圈,其经济总量相当于全国GDP的20%,且年增长率远高于全国平均水平。长江三角洲的进出口总额、财政收入、消费品零售总额均居全国第一。2008年GDP为53952.91亿元人民币,合7877.1249亿美元。2004年度统计数据表 The Yangtze River Delta economic circle is one of the six major urban circles in the world and the largest economic circle in the country. Its economic output equals 20% of the national GDP, and the annual growth rate is much higher than the national average. The Yangtze River Delta’s total import and export volume, fiscal revenue, total retail sales of consumer goods rank first in the country. In 2008, GDP was 5,395,291 million yuan, or 787,712,449 million U.S. dollars. 2004 annual statistics table