Experiment in Hoa Binh CESEAP-station to resaerch the flying distand of bronze arrow-head excavated in the Ancient Co Loa Citadel (Hanoi)

A silk fragment with weaving design of trade workshop name excavated from 18th mandarin's tomb (Project : Ancient Textile in Vietnam)

PEG-treating in conservating a dongsonian dugout log coffin of 2300 years old

A complet 10.000 years old hoabinhian human skeleton excavated 2004 in Rock-shelter of Du Sang (Hoa Binh, Vietnam)

10.500 years old chared fruit stone fragments of Canarium fruit as food remains excavated in the Hoabinhian cave of Con Mong (Thanh Hoa, Vietnam)