石制品中有典型的楔形、船底形石核；工具有长身圆头刮削器、雕刻器和锛形器等。

Among them boat or cuneiformed cores and stone tools such as long scrapers with round edges, engravers and adze-shaped blades are found largely.

成熟的石器工艺技术加工出典型的端刮器、琢背刀、石镞与雕刻器等典型的细石器组合。

The mature craftsmanship of stone tools also generates typical microlith assemblage such as scrappers, daggers, stone arrowheads and engraving tools.