Actors from a Tibetan opera troupe stage a Tibetan opera performance for people at a music square during the Shanghai International Arts Festival in Shanghai, east China, on Nov. 1, 2018. (Xinhua/Zhang Rufeng)

Actors from a Tibetan opera troupe rehearse Tibetan opera at a music square during the Shanghai International Arts Festival in Shanghai, east China, on Nov. 1, 2018. (Xinhua/Zhang Rufeng)

Editor: Liangyu