Dai Yuxiang, a staff member of the research institute of the Yungang Grottoes, chooses tools to restore a mural of the grottoes at the institute in Datong, north China's Shanxi Province, April 15, 2025. (Xinhua/Yang Chenguang)
Dai Yuxiang, a staff member of the research institute of the Yungang Grottoes, chooses tools to restore a mural of the grottoes at the institute in Datong, north China's Shanxi Province, April 15, 2025. (Xinhua/Yang Chenguang)