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

A Bat Trang ceramic vase with special design of flutting scholar (Ceramic collection of Pham Huy Thong Museum)

In completing the face of a Dongsonian woman, whom skeleton was excavated 2004 in Dong Xa (Hung Yen, Vietnam)

A Dongsonian ramie cloth with colored band by indigo deyed hemp fibres

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