Integration is an activity that constructs and orders the factors so that to form a high-effective, harmonious and whole activity. In the social integration, though each activity has its own characters, all these activities have common regulation or logical reason. As to the aspect of management, there has a significant meaning to sum up the regulation and logical reason in order to improve the validity and guide the practice. The process of integration is also called period of integration, which means the whole process from beginning to the end. It has some stages such as possibility, goal-setting, staff-organizing, plan-making, complement and evaluation.