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)

Rock mountain snail Cyclophorus, which is main food of the Hoabinhian cave dweller (Project : Zooarchaeology)

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

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