In order to improve the efficiency of dangerous and harmful species monitoring of import Taiwan fruits and vegetables and achieve informatization, networking and visualization of monitoring, this paper uses geography information system technology to develop monitoring system of import Taiwan fruits and vegetables dangerous and harmful species on the basis of the analysis of monitoring business needs. The system realizes some useful functions, such as showing monitoring data in map, map operation, monitoring data report and monitoring data management. This paper supply informatization supporting platform to dangerous and harmful species monitoring of import Taiwan fruits and vegetables and provide information support for scientific decision-making of alien invasive biological prevention and control department.