Changning District is in the west of downtown ag美高梅深海捕鱼网址. It is bridgehead linking ag美高梅深海捕鱼网址 and Yangtze River Delta. Changning is “an important window” in the reform and opening-up of ag美高梅深海捕鱼网址. The ag美高梅深海捕鱼网址 Hongqiao Economic and Technological Development Zone was approved as a National Development Zone in 1986 — the only one in the mainland to develop tertiary industry. Changning is famous for its quality of life. The proportion of green space and the quality of the environment rank among the highest in the city.