Participants: YANG Yifan (Shandong University), WEN Yadi (Chinese University, Hong Kong), JI Youngbae (Pusan National University), PARK Jiyoung (Seoul National University), YAGI Hiroyaki (Shiga University) and GE Yun (Chinese Academy of Social Sciences, Institute of Archaeology), LI Xinwei (Chinese Academy of Social Sciences, Institute of Archaeology)