Vegetable remains excavated in 2100 years old Dong Xa burial field of the Dong Son culture (Kim Dong, Hung Yen, Vietnam)

Hemp (Canabis) study (Project : Ancient Textile in Vietnam)

Skull at Bach Dang poles excavation

H'mong cloth embroidery design (H'mong textile study)

Studio via modern X-ray film to controle relationship between facial sorf tissues and facial bone (Project : Facial reconstruction for prehistoric human skulls)