People perform during a celebration marking the 60th anniversary of the establishment of Diqing Tibetan Autonomous Prefecture, in Shangri-la of Diqing, southwest China's Yunnan Province, Sept. 13, 2017. [Photo/Xinhua]

People perform during a celebration marking the 60th anniversary of the establishment of Diqing Tibetan Autonomous Prefecture, in Shangri-la of Diqing, southwest China's Yunnan Province, Sept. 13, 2017. [Photo/Xinhua]

People perform during a celebration marking the 60th anniversary of the establishment of Diqing Tibetan Autonomous Prefecture, in Shangri-la of Diqing, southwest China's Yunnan Province, Sept. 13, 2017. [Photo/Xinhua]

A man performs horse racing during a celebration marking the 60th anniversary of the establishment of Diqing Tibetan Autonomous Prefecture, in Shangri-la of Diqing, southwest China's Yunnan Province, Sept. 13, 2017. [Photo/Xinhua]