The development of agricultural modernization has become one of the hot issues in current . Under the background of“agriculture, countryside and farmers”, it has been the focus of attention of the state to grasp the development of agricultural modernization. The rise of digital information technology provides a new carrier for the development of traditional agriculture, and improves the efficiency of agricultural production. The index system of national digital technology development and agricultural modernization is evaluated by entropy method, and then the empirical analysis is carried out. Through the empirical analysis of the development of digital technology on agricultural modernization, it is found that digital technology has a positive effect on the development of agricultural modernization, the influence of digital technology on the east, Middle and west is different, and there are regional differences. In the process of future development, we need to optimize and improve the infrastructure construction, narrow the regional development differences and build the digital technology talents.