Abstract:The combination of technological innovation and county agricultural industry is the inevitable choice to strengthen the county economy and solve the problems of agriculture, rural areas and farmers. Based on the relevant theory of industrial innovation, combined with the innovation process of county agricultural industry, this paper discusses the innovation performance of county agricultural industry in stages. The indicator system for assessing innovation performance of county agricultural industry is obtained. Take the innovation process of walnut industry in Licheng District of Jinan as a case study. The results show that the county agricultural industry innovation performance evaluation system is feasible in evaluating the innovation performance of county agricultural industry, Having certain guiding value and practical significance.