Based on research results at home and abroad and domestic existing evaluation indexes of enterprises industrialization, this paper points out the evaluation system in infomatization maturity of leading enterprises of agriculture industrialization by using IMM (Interactive Multitude Model) and Delphi method. Moreover, AHP (Analytic Hierarchy Process) was used to confirm the weights of indexes to achieve quantitative analysis of the informatization maturity of these key enterprises. Eventually, results of the test of suitability were obtained...