This article is based on the renewal of the traditional folk houses in the multiethnic regions of Gansu and Qinghai province, analyzes and summarizes the difficulties and reasons for the protection of national character and style. The integration of modern green energy saving technology and traditional national culture is an important way to renew the traditional dwelling. This paper puts forward the integration design strategy in terms of space, technology and culture, combined with the practice of residential design, and expounds the ways of collaborative innovation between the elements.