Chen Te-jen, a teacher at Taipei County's Sansia Junior High School who has come down to Dayuan Primary to visit friends, is strolling across the school grounds when he comes across a strange stone. Chen's first thought is identical to that of Chang Liu-shui when he first discovered the Chienshan archaeological site--this stone is different from the others around it.
到大園國小訪友的台北縣三峽國中陳得仁老師，在校園散步時，拾起散落於地面上的「奇怪石頭」，他心中浮起的念頭，恰與當年第一位發現尖山遺址的教師張流水記載不謀而合：「挖出石塊與他處不同」。