Costumes, ornaments and stage props of traditional Chinese operas are on display at the National Museum of China in Beijing. The ongoing exhibition is part of the National Academy of Chinese Theater Arts'70th-anniversary celebrations. [Photo by Jiang Dong/China Daily]

Costumes, ornaments and stage props of traditional Chinese operas are on display at the National Museum of China in Beijing. The ongoing exhibition is part of the National Academy of Chinese Theater Arts'70th-anniversary celebrations. [Photo by Jiang Dong/China Daily]

Teachers from the National Academy of Chinese Theater Arts look at the old photos on display at the Beijing exhibition. [Photo by Jiang Dong/China Daily]

[Photo by Jiang Dong/China Daily]

[Photo by Jiang Dong/China Daily]

[Photo by Jiang Dong/China Daily]