[1] Nwya Devu lies on the former lacrustrine terrace of Co Ngoin, a nearby freshwater lake to the site's north.

[3] Archaeologists identified three stratigraphic layers at the site and excavated around 170 cm (6 ft) worth of deposits in depth.

[4] Archaeologists believe that Nwya Devu, with access to a good source of raw materials nearby, was likely the site of a lithic tool-making workshop, with a primary focus on creating long knives and scrapers that could be hafted.

[6] The lithic assemblage at Nwya Devu appears to be unique and not obviously related to any other sites in East Asia.

[6] It shows some similarities to sites from the Early Upper Paleolithic in Siberia (Kara Bom) and Mongolia (Tolbor-21).