With the development of society, people’s aesthetic needs for clothing are also changing. The emergence of national style has become a new trend in the field of clothing design. Yao costume language and modern fashion elements have many common features. Yao costume can be integrated from the details of costume elements, costume color matching, decorative techniques and costume elements. Modern fashion design is carried out in style and other aspects. Virtual reality technology is a technology of human-computer interaction using virtual technology. Modern virtual clothing design is that clothing designers use virtual reality design technology through vision, hearing and touch to design clothing under the virtual reality environment displayed by computer. A comprehensive technology integrating computer graphics, artificial intelligence, concurrent engineering, network technology, multimedia technology and virtual reality technology. Retain and develop the essence of national costume and apply it in modern society, which reflects the artistic expression and national cultural charm in modern costume design, improves the position of national costume elements in modern costume design, and plays an important role in promoting the excellent costume culture of ethnic minorities.