Chengdu is located in southwestern China, serving as the capital of Sichuan Province. Geographically, it is situated in the central part of the Sichuan Basin, often referred to as the Red Basin, specifically on the fertile Chengdu Plain. On a map of China, Chengdu is positioned in the upper Yangtze River valley, bordered by the Daba Mountains to the northeast, the Qinling Mountains to the north, and the Tibetan Plateau to the west. Its coordinates are approximately 30°39′N latitude and 104°03′E longitude. The city functions as a central transportation hub in Western China, acting as a gateway to the Tibet Autonomous Region and connecting major regional cities such as Chongqing to the east and Kunming to the south. Within its own urban layout, the city is organized around a series of concentric ring roads that expand from the central landmark of Tianfu Square.