Taking a project practice for example,this paper probed into the design methods of regional architecture in such aspects as geographic environment,traditional folk residence style,space environment and construction material etc.In this paper,one of the developing directions of modern architecture,i.e.the regional architecture design is pointed out first,then,the correlation between regional architecture and natural environment as well as historical culture tradition,space environment and material application of regional architecture,etc.were systematically discussed,it also indicated that the regional architecture should be an organic renewal of traditional folk residence style.It is concluded that the regional architecture should be in accordance with the nature.