File photo shows the Taiji Hall ruins situated in Luoyang City of Henan Province, which was the capital of the Northern Wei Dynasty (386-557). The tomb of "Haihunhou" in Nanchang, Jiangxi Province, the Neolithic site in southeastern Hainan Province, the Zhouyuan ruins in Baoji City, Shaanxi Province, the Jiangzhuang ruins of Liangzhu Neolithic jade culture in Jiangsu Province, the Taiji Hall ruins in Luoyang City of Henan Province, and the site of "Dandong No.1" in the Yellow Sea are selected as the six top archaeological discoveries in 2015 by the Institute of Archaeology under the Chinese Academy of Social Sciences. (Photo/Xinhua)
