File photo taken on July 5, 2019 shows a pair of gilded silver dragons discovered in a tomb in Arkhangai Province of Mongolia by a China-Mongolia joint archaeological team. [Photo/Xinhua] A rare pair ...

Photo provided by the archaeological team shows the two gilded silver dragons unearthed from the tombs of Xiongnu aristocrats in north-central Mongolia. ZHENGZHOU, Sept. 6 (Xinhua) -- Among a trove of ...