As smart agricultural demonstration park construction is inevitable for the development of Chinese agricultural modernization, it is very necessary to study the construction scheme of smart agricultural demonstration park. According to the demand of agriculture production and the development tendency of smart technology, this article, regarding perspectiveness, economy and efficiency as basic principles, following a basic approach of system integration, has built a constructive framework. This framework is composed of integration platform, infrastructures, demonstration modules and application platform. The paper detailed discusses the construction scheme of smart infrastructures, smart production modules, file management modules, smart website modules and smart business modules.