Muong' weaving decoration with phoenix and dragon designs (Muong Textile Study)

The Pham Huy Thong Museum with it's laboratories in Yen Hung (Quang Ninh)

The earliest amulet in fish form made from a big bird nail, which excavated in Du Sang rock-shelter (Kim Boi, Hoa Binh, Vietnam) in ca. 18.000 years ago

During excavation 2004 in Du Sang rock-shelter ( Kim Boi, Hoa Binh)

The S.E.M image to look for prehistoric bacterien from a Dongsonian ramie cloth fabric.