Liu Zhiqiang. "Smart Prison" is an indispensable part of the information system construction of "Digital Rule of Law and Smart Justice". Its main content is to make full use of big data, Internet of Things, artificial intelligence and other modern scientific and technological means on the basis of the existing prison information construction, and to integrate modern information technology with various prison businesses. Liu Zhiqiang is an advocate of intelligent prison brain construction. Maximize the integration, perception and analysis of information resources of supervision and reform and social information resources, so as to make wise judgments and responses to the needs of prison work.