Abstract:Tianzhen County has been a cold frontier since ancient times, and its residential woodwork has a distinctive regional feature. By means of field investigation and craftsmen's interview, this paper studies the wooden frame system of the local traditional folk houses and the construction techniques of the big wooden works, the type of timber frame, joint structure, material selection, house design, component processing and erecting method in construction are analyzed in detail. Finally, the characteristics and value of the local residential wood-making techniques were summarized.