Memphis is a city in the U.S. state of Tennessee. It is the seat of Shelby County in the southwest part of the state; it is situated along the Mississippi River. With a population of 633,104 at the 2020 U.S. census, Memphis is the second-most populous city in Tennessee, after Nashville.
Memphis is the fifth-most populous city in the Southeast, the nation's 28th-largest overall, as well as the largest city bordering the Mississippi River. The Memphis metropolitan area includes West Tennessee and the greater Mid-South region, which includes portions of neighboring Arkansas, Mississippi and the Missouri Bootheel. One of the more historic and culturally significant cities of the Southern United States, Memphis has a wide variety of landscapes and distinct neighborhoods.
Yunfu City is located in the central and western part of Guangdong Province, south of the middle reaches of the Xijiang River, adjacent to the Pearl River Delta, bordering Zhaoqing, Foshan, Jiangmen, Yangjiang, Maoming and Wuzhou, Guangxi. The urban area is more than 140 kilometers away from the provincial capital Guangzhou and 177 nautical miles away from Hong Kong by waterway. In April 1994, a prefecture-level city was established, under the jurisdiction of Yuncheng District, Yunan District, Xinxing County and Yunan County, in charge of Luoding City. Yunfu is one of the cities in the Pearl River Delta urban agglomeration and an important node city in the Pearl River-Xijiang Economic Belt. Yunfu is rich in mineral resources. Yunfu is one of the important polymetallic mineralization concentration areas in China, in which the reserves and grade of pyrite rank first in the world and are known as the "sulfur capital". It is the largest production base of sulfur chemical industry in China and the largest production base of stainless steel tableware in Guangdong Province. Stone processing has a long history and is known as the "stone capital". Yunfu is the center of China's stone base.