A systems analysis framework in Guilin case study of sustainable urban development is introduced in this paper．First．a regional sustainable development programming model and its application in urban industry structure optimization within environment capacity in Guilin city are presented．Second，a sustainable urban land use modehs constructed for optimization of industry distribution on urban area For the reasons of nonlinear and complex in this model，it isolved by Genetic Algorithms And then．in order to integrate decision makers’preference on multi—objects and their judgments on urban problems，discrete multicriteria decidon making melhods are utilized to improve the solutions obtained from urban industry optimization modeI and Iocation optimization mode1．At last．a muldmedia education system for this ease studyis implemented with Java on 1nternat／WWW