changshouquIntroduction：Longevity Profile: Longevity is in the heart of Chongqing, the Yangtze River is close to the main city of Chongqing, living in the east and the Three Gorges reservoir area. It is known as the “land of scent, the land of fish and rice”. The area is 56.5 kilometers long from north to south, 57.5 kilometers from east to west, and 143.26 square kilometers. In the central part of Chongqing, the southeast meets Fuling District, the southwest is adjacent to Weibei and Banan Districts, the northeast is connected to Dianjiang County, the northwest is connected with Linshui County of Sichuan Province, and there is “Shatian Pomelo Township” and “Summer Orange”. The title of "township". Longevity is the transportation hub of Chongqing Lulu and the important port of the upper reaches of the Yangtze River is the economic and social environment of Chongqing mega-city, and the resources are oriented to the important relay stations of the Three Gorges reservoir area.