Abstract: Beijing Jixing Agricultural Science and Technology Park in Miyun District integrates four parts: agricultural internet of things, agricultural big data, precision agriculture and smart agriculture, forming a relatively complete data collection, classification, application and mining system, which is a typical example of modern agriculture．In production process of this agricultural park, information is regarded as factor of agricultural production, and agricultural object, environment and whole process are visually expressed, digitally designed and informationized by modern information technology．Application of information technology is of great guiding significance to improve level of production intelligence and refinement, improve production efficiency and realize traceability management throughout whole process．Typical application of agricultural information technology in vegetable facilities in this park is aimed at promoting to more production parks, playing an innovative, demonstrative, promotional, and driving role．