Diqing Tibetan Autonomous Prefecture is an autonomous prefecture in northwestern Yunnan province, China. Covering an area of 23,870 km², it is bordered by the Tibet Autonomous Region to the northwest, Sichuan province to the northeast, and other parts of Yunnan province to the southwest and southeast; Nujiang Lisu Autonomous Prefecture and L…Diqing Tibetan Autonomous Prefecture is an autonomous prefecture in northwestern Yunnan province, China. Covering an area of 23,870 km², it is bordered by the Tibet Autonomous Region to the northwest, Sichuan province to the northeast, and other parts of Yunnan province to the southwest and southeast; Nujiang Lisu Autonomous Prefecture and Lijiang, respectively. Its capital and largest city is Shangri-La.