Actors perform Tibetan Opera during the Shoton Festival in Lhasa, capital of southwest China's Tibet Autonomous Region, Aug. 16, 2015. Some 200 actors of nine teams participated in the seven-day performance to celebrate the Shoton Festival. (Xinhua/Purbu Zhaxi)

　　Actors perform Tibetan Opera during the Shoton Festival in Lhasa, capital of southwest China's Tibet Autonomous Region, Aug. 16, 2015. Some 200 actors of nine teams participated in the seven-day performance to celebrate the Shoton Festival. (Xinhua/Purbu Zhaxi)

　　Actors perform Tibetan Opera during the Shoton Festival in Lhasa, capital of southwest China's Tibet Autonomous Region, Aug. 16, 2015. Some 200 actors of nine teams participated in the seven-day performance to celebrate the Shoton Festival. (Xinhua/Purbu Zhaxi)

　　An actor performs Tibetan Opera during the Shoton Festival in Lhasa, capital of southwest China's Tibet Autonomous Region, Aug. 16, 2015. Some 200 actors of nine teams participated in the seven-day performance to celebrate the Shoton Festival. (Xinhua/Purbu Zhaxi)