Located in the northeast of Nanjing, Nanjing Economic and Technological Development Zone was established on September 18, 1992 . As of the end of 2017, the development zone covers an area of 200 square kilometers, with 4 functional areas including industry, bonded warehousing, finance and trade and comprehensive services. It was approved as a provincial development zone by the Jiangsu Provincial Government in November 1993. Then it was upgraded to a national economic and technological development zone by the State Council on March 15, 2002. On March 10, 2003, the State Council approved the establishment of a national-level Nanjing Export Processing Zone in the development zone. 

Over the past 20 years since its establishment, the development zone has absorbed more than 180 billion domestic and foreign investments, and the annual industrial output value of its leading industries has exceeded 100 billion yuan. The high-tech output value, major research and development institutions, talent introduction, and technological innovation have all ranked first in the city. The comprehensive investment environment ranked among the forefront of national economic and technological development zones. The development zone is relying on Longtan Deepwater Port as an important hub of the Yangtze River’s river-sea inter-modal transportation, as well as the urban functions and scientific and educational resources of Xianlin Science City, focusing on the development of opto-electronic display, bio-medicine, high-end equipment, modern logistics, technology services and other industries to accelerate Transform to a first-class international high-tech industrial city.