Abstract: At this stage， more and more attention was paid to the development of modern agriculture from the central to local governments. In order to gradually achieve Four Modernizations synchronization， the establishment of modern agriculture model had become the inevitable trend to promote the development of modern agriculture. This paper took the recognized National Modern Agriculture Demonstration District （NMADD） by the Agriculture Ministry as the research objects， to make sure the evaluation objective with Potter Diamond Model as the theoretical basis. It built evaluation index system to rank competitiveness level. According to the location and NMADD and the competitiveness comparison among the eastern， central， western and northeastern areas of the demonstration zone， it was concluded that the demonstration zones in the easternern area of China was the most competitive and those in the western area of China showed the weakest. The competitiveness gap between regional and provincial demonstration zones was obvious.

Key words: National Modern Agriculture Demonstration District, competitiveness, evaluation index system