People from Xinlong County perform during a celebration in Kangding City, Ganzi Tibetan Autonomous Prefecture, southwest China's Sichuan Province, Sept. 17, 2020. A festive ceremony was held in Kangding on Thursday to celebrate the 70th anniversary of the founding of Ganzi Tibetan Autonomous Prefecture. (Xinhua/Liu Kun)

People perform during a celebration in Kangding City, Ganzi Tibetan Autonomous Prefecture, southwest China's Sichuan Province, Sept. 17, 2020. A festive ceremony was held in Kangding on Thursday to celebrate the 70th anniversary of the founding of Ganzi Tibetan Autonomous Prefecture. (Xinhua/Liu Kun)

People from Shiqu County perform during a celebration in Kangding City, Ganzi Tibetan Autonomous Prefecture, southwest China's Sichuan Province, Sept. 17, 2020. A festive ceremony was held in Kangding on Thursday to celebrate the 70th anniversary of the founding of Ganzi Tibetan Autonomous Prefecture. (Xinhua/Liu Kun)

People from Dege County perform during a celebration in Kangding City, Ganzi Tibetan Autonomous Prefecture, southwest China's Sichuan Province, Sept. 17, 2020. A festive ceremony was held in Kangding on Thursday to celebrate the 70th anniversary of the founding of Ganzi Tibetan Autonomous Prefecture. (Xinhua/Liu Kun)

People perform during a celebration in Kangding City, Ganzi Tibetan Autonomous Prefecture, southwest China's Sichuan Province, Sept. 17, 2020. A festive ceremony was held in Kangding on Thursday to celebrate the 70th anniversary of the founding of Ganzi Tibetan Autonomous Prefecture. (Xinhua/Liu Kun)

People watch a performance during a celebration in Kangding City, Ganzi Tibetan Autonomous Prefecture, southwest China's Sichuan Province, Sept. 17, 2020. A festive ceremony was held in Kangding on Thursday to celebrate the 70th anniversary of the founding of Ganzi Tibetan Autonomous Prefecture. (Xinhua/Liu Kun)

People perform during a celebration in Kangding City, Ganzi Tibetan Autonomous Prefecture, southwest China's Sichuan Province, Sept. 17, 2020. A festive ceremony was held in Kangding on Thursday to celebrate the 70th anniversary of the founding of Ganzi Tibetan Autonomous Prefecture. (Xinhua/Liu Kun)

People from Xinlong County perform during a celebration in Kangding City, Ganzi Tibetan Autonomous Prefecture, southwest China's Sichuan Province, Sept. 17, 2020. A festive ceremony was held in Kangding on Thursday to celebrate the 70th anniversary of the founding of Ganzi Tibetan Autonomous Prefecture. (Xinhua/Liu Kun)

People perform during a celebration in Kangding City, Ganzi Tibetan Autonomous Prefecture, southwest China's Sichuan Province, Sept. 17, 2020. A festive ceremony was held in Kangding on Thursday to celebrate the 70th anniversary of the founding of Ganzi Tibetan Autonomous Prefecture. (Xinhua/Liu Kun)

People perform during a celebration in Kangding City, Ganzi Tibetan Autonomous Prefecture, southwest China's Sichuan Province, Sept. 17, 2020. A festive ceremony was held in Kangding on Thursday to celebrate the 70th anniversary of the founding of Ganzi Tibetan Autonomous Prefecture. (Xinhua/Liu Kun)

People from Derong County perform during a celebration in Kangding City, Ganzi Tibetan Autonomous Prefecture, southwest China's Sichuan Province, Sept. 17, 2020. A festive ceremony was held in Kangding on Thursday to celebrate the 70th anniversary of the founding of Ganzi Tibetan Autonomous Prefecture. (Xinhua/Liu Kun)

People perform during a celebration in Kangding City, Ganzi Tibetan Autonomous Prefecture, southwest China's Sichuan Province, Sept. 17, 2020. A festive ceremony was held in Kangding on Thursday to celebrate the 70th anniversary of the founding of Ganzi Tibetan Autonomous Prefecture. (Xinhua/Liu Kun)