This paper at first analysed basic characteristics of local materials and pointed out their shortcomings and improvements in tradtional houses in South Shaanxi. Combined with the present condition of new rural construction in this region, the paper deeply explores the concept of “depending on the flow of Universe” to get a new understanding of rural construction and employed materials. Aferwards it emphasied that it is necessary to make an improvement of local materials based on the analysis of the present situation of application of local materials to building tradional houses. It advocated the functional promotion of local materials and the active exploration of new strategies and approaches adopted in the construction.