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.
Daofu County belongs to Ganzi Tibetan Autonomous Prefecture of Sichuan Province, which is located in the northwest of Sichuan Province and northeast of Ganzi Prefecture. The geographic coordinates are 100 °32 degrees east longitude and 101 °44 degrees east longitude, and 30 °32 'north latitudes. The Xianshuihe fault zone, located on the southeast edge of the Qinghai-Tibet Plateau, is bordered by Danba in the east, Xinlong County in the west, Kangding County and Yajiang County in the south, and Jinchuan and Rangtang Counties in Luhuo and Aba Prefecture in the north. Daofu County covers an area of 7053 square kilometers and has jurisdiction over 4 towns and 18 townships. At the end of 2011, the registered population was 55290, with a natural population growth rate of 7.22 ‰ and a birth rate of 11.37 ‰. The regional GDP of Daofu County in 2011 was 483 million yuan, an increase of 13% over 2010, and the per capita disposable income of urban residents reached 12773 yuan.