Hmong twisting hemp fibres (Hmong textile study)

The Dongsonian ramie cloth weaving pattern in detail

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)

Experiment in Van Phuc (Ha Dong) silk workshop to reproduct the Dongsonian ramie and hemp cloth fabrics (Project : Ancient Textile in Vietnam)

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