China's Shanxi makes great efforts to protect and study Yungang Grottoes
Xinhua
| April 23, 2025
2025-04-23
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Pan Bo (R), a staff member of the research institute of the Yungang Grottoes, collects data at the grottoes in Datong, north China's Shanxi Province, April 16, 2025. (Xinhua/Zhan Yan)