In 1980, during the construction of the South-Link Railway and the building of the Peinan train station, a large number of stone sarcophagi and funeral objects were uncovered. Carbon 14 testing showed these artifacts to be between 2,000 and 5,000 years old.
民國六十九年，南迴鐵路動工，就在今天台東新站位置，挖土機挖出了大量留有遺骨的石棺群與精美陪葬物，經過科學碳十四的檢定，發現是一個距今兩千到五千年左右的遺址。