H'mong cloth with batik decoration (H'mong textile study)

The completing facial reconstructions of the 2100 years old skulls excavated in the Dong Xa dongsonian burial field (Project : Facial Reconstruction for Prehistorical Human Skulls)

Ethnobotanic Study 2005 in a Muong hamlet (Kim Boi, Hoa Binh)

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

A ramie cloth fragment excavated from a Dongsonian dugout log coffin in Chau Can burial field (Ha Tay, Vietnam)