A study of the stratigraphical relation of the tombs and the burial objects led to conclusion that Tomb No.1 date from about the sixth decade of the second century B.

• 据遣策记载，其中不仅有常见的猪、羊、牛、狗、鸡、鲤鱼、鲫鱼等，而且还有不少珍稀动物如梅花鹿、鹪、锦鸡、小鹗、斑鸠、天鹅、鳜鱼等。可以说，天上飞的、水中游的、陆地跑的，各种动物无所不包、无奇不有。