Artists from Cona County perform Tibetan Opera during a cultural festival in Shannan, southwest China's Tibet Autonomous Region, Aug. 18, 2019. A Tibetan Opera exhibition was held during a cultural festival in Shannan from Aug. 17 to 18. Teams from Zha'nang County, Lhozhag County and Cona County presented classic Tibetan Opera to audience. (Xinhua/Zhang Rufeng)