Performers dressed in costumes of Tang Dynasty (618-907 AD) present a show at Great Tang All Day Mall in Xi'an, capital of northwest China's Shaanxi Province, May 2, 2020. (Xinhua/Liu Xiao)

Performers dressed in costumes of Tang Dynasty (618-907 AD) present a show at Great Tang All Day Mall in Xi'an, capital of northwest China's Shaanxi Province, May 2, 2020. (Xinhua/Liu Xiao)

Performers dressed in costumes of Tang Dynasty (618-907 AD) present a show at Great Tang All Day Mall in Xi'an, capital of northwest China's Shaanxi Province, May 2, 2020. (Xinhua/Liu Xiao)

Performers dressed in costumes of Tang Dynasty (618-907 AD) present a show at Great Tang All Day Mall in Xi'an, capital of northwest China's Shaanxi Province, May 2, 2020. (Xinhua/Liu Xiao)

Performers dressed in costumes of Tang Dynasty (618-907 AD) present a show at Great Tang All Day Mall in Xi'an, capital of northwest China's Shaanxi Province, May 2, 2020. (Xinhua/Liu Xiao)