In Dien Bien province, Ha Nhi ethnic people mainly reside in Muong Nhe district, with a population of around 4,500. Through many upheavals in history, the traditional clothing of the Ha Nhi has been carefully preserved, remaining an integral part of their cultural identity. With their exceptional embroidery skills, Ha Nhi women have crafted a distinctive style for their attire, adding to the vibrant cultural diversity of Dien Bien province.

Ga Ma Thu, a traditional festival of Ha Nhi ethnic people in Muong Nhe district, the northwestern province of Dien Bien, has been named in the list of national intangible cultural heritage.