The
Yangtze River Delta,
Yangtze Delta or
YRD, also called
Yangzi Jiang Delta,
Changjiang Delta,
River Chang Delta,
Lake Tai Region or the
Golden Triangle of the Yangtze, generally comprises the triangle-shaped territory of
Wu-speaking
Shanghai, southern
Jiangsu province and northern
Zhejiang province of
China. The area lies at the heart of the region traditionally called
Jiangnan (literally, "south of the
Yangtze River"). The
Yangtze River drains into the
East China Sea. The urban build-up in the area has given rise what may be the largest concentration of adjacent metropolitan areas in the world. It covers an area of and is home to over 115 million people as of 2013, of which an estimated 83 million is urban. If based on the greater Yangtze River Delta zone, it has over 140 million people in this region. Having a fertile soil, the Yangtze River Delta abundantly produces grain, cotton, hemp and tea.