Updated: Mar 10, 2023www.chinaservicesinfo.comPrint
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This undated photo provided by the Shanxi provincial institute of archaeology shows a jade article unearthed from the Dongqu relics site dating back to the late period of the Xia Dynasty (c.21st century-16th century BC) in Jishan county of Yuncheng city, North China's Shanxi province. [Photo/Xinhua]