Nui Do group, include three sites as Nui Do (Do Mountain), Quan Yen and Nui Nuong (Nuong Mountain). They distributed in the Ma and Chu River valley. The character of artifact is choppers, chopping-tools, cleavers, cores, Clakton and Levallois flakes.

Some artifacts and pictures of Nui Do site are displaying in the Museum of Anthropology.

Một vài hình ảnh hiện vật di tích Núi Đọ