The popularity of AI big models has set off a wave of AI investment, innovation, and application worldwide. From the perspective of industrial policy system, industrial talent cultivation, industrial technology research and development, industrial security creation, and industrial ecological construction are included in the analysis framework, and the industrial policy analysis framework to promote the development of AI grand model in the United States was constructed. At present, the development of China's AI big model industry has made a series of achievements, including the increasing improvement of the policy design to promote the development of AI big models, the increasing enrichment of the number and type of domestic AI big models, and the increasing number of users and applicable scenarios of AI big models. However, there are a series of shortcomings and shortcomings in terms of lack of technology, lack of human resources, ecological construction, international cooperation, etc., thus resulting in the slow development of related industries. So, it is necessary to systematically increase R&D investment in AI, actively cultivate and introduce AI talents, make efforts to build an AI ecosystem, and comprehensively promote international cooperation in the field of AI, in order to promote the construction of China's AI big model industrial policy system and further realize the rapid development of the industry.