According toAsso. Prof. Dr. Trinh Nang Chung from the Institute of Archaeology,Na Mo cave used to be home to many generations of primitive menwith the earliest ones belonging to the Hoang Binh-Bac Son culture some6,000-7,000 years ago.
During the excavation, archaeologists also unearthed hundreds of artifacts, mostly made-of-stone objects.
The new discovery is expected to contributed to the research of primitive people in Bac Kan and Vietnam in general.-VNA