Abstract: Considering the tasks undertaken or to take by the organization, the principle to follow and applicable code for the establishment of quality assurance system shall defined, training of related leaders, directors and main staff on the codes shall carried out, its quality principle and objectives shall defined, and the activities to be completed or controled and their relevency and the difficulties in implemenatation and management shall be determined. One the activicites are defined, the organization to implement the activities shall be established and its responsibilities and interfaces shall defined, and its system documentation shall be developed and issued. During the operation of the system, it shall be evaluated, maintained and improved continueously.