There exists some drawbacks in the existing courseware tool system,either lack of tracking record the live dynamic information,or can't edit later because of having a large size.Through actual reviewing and analysis of School of Network Education in Xidian University,find that introduction of multimedia streaming into designing of the courseware tool,can overcome the drawbacks existed and satisfy the real demand.This paper presents the basic principle of multimedia streaming,emphasizes in its advantages,architecture,as well as how to create it,and then discusses the synchronization of multimedia streaming.