During excavation 2004 in Du Sang rock-shelter ( Kim Boi, Hoa Binh)

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

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

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

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