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2002年,通过对图们市月晴镇歧新地点进行再调查,发现了B、C两地点共31件石器,分别位于图们江左岸的IV级和III级阶地上。B地点发现5件,包括石核和三类工具;C地点发现26件,包括断片、二类工具和三类工具,此地点最大的特点是以软锤技术剥片为主。通过对比分析,皆属于东北地区以小型石器为主的工业类型,可能属于旧石器时代晚期。
In 2002, through the re-investigation of the unprofitable sites in Yueqing Town, Tumen City, 31 stone tools were found in sites B and C, which were located on the IV and III terraces on the left bank of the Tumen River respectively. B was found in five locations, including stone and three types of tools; C site found 26, including fragments, two types of tools and three types of tools, the biggest feature of this location is based on soft hammer stripping. Through comparative analysis, belong to the northeastern region to small stone-based industrial type, may belong to the late Paleolithic.