Abstract: In the new era, the emphasis of multi-functional practice of highland barley industry in Diqing has changed, and its connotation has become more and more abundant. Starting from studying the present situation of highland barley industry in Diqing Prefecture of Yunnan Province, this paper probes into the connotation and shortcomings of the new function evolution of highland barley industry in the new era, and puts forward some suggestions for expansion and optimization, on this basis, it aims at greatly improving its comprehensive benefits by fully expanding the various functions of highland barley industry, so as to provide feasible path and theoretical guidance for transformation and upgrading of highland barley industry, which is difficult to realize the large-scale and intensive production, to modern agriculture industry.