Wang Yanqing (L) and Ma Junyu, staff members of the research institute of the Yungang Grottoes, conduct an archaeological investigation at the grottoes in Datong, north China's Shanxi Province, April 15, 2025. (Xinhua/Yang Chenguang)
Wang Yanqing (L) and Ma Junyu, staff members of the research institute of the Yungang Grottoes, conduct an archaeological investigation at the grottoes in Datong, north China's Shanxi Province, April 15, 2025. (Xinhua/Yang Chenguang)