Human resource development, abbreviated as HRD, is a new and developing field evolved from the human resources management, abbreviated as HRM. Compared with HRM, HRD more emphasizes on the development of people and organization, also growth of personal professional knowledge and career. More importantly, it can improve performance of employee and organization. With the introduction of HRD, nowadays human resource department has already migrated from administrative role to strategic partner role. HRD has a large scope, including at least management by objectives, competency management, training management and performance management, and all the HRD elements influence each other closely. By means of human resource development system, abbreviated as HRDS, HRD related policies can be implemented effectively and successfully. ¡@¡@This research¡¦s objective is to redesign HRDS software architecture with structure behavior coalescence to avoid omits or biases in creating this complicated information system. Furthermore, this research¡¦s results will improve communication efficiency and quality on system maintenance.