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)

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

The earliest evidence for the beginning of fine art in Vietnam : 18.000 years ago in the hoabinhian sediment of Xom Trai cave (Lac Son, Hoa Binh)

Transpoting a dongsonian dugout log boat coffin to the Museum - case of cooperation with australien collegues from ANUniversity and ANMuseum 2004