Workflow　technology　can　quickly　adapt　to　changes　in　needs,　providing　great　flexibility　for　the　software　system.　Component　Technology　implements　the　code　reuse　by　certain　encapsulation,　being　regarded　as　one　of　the　key　factors　of　software　reuse.　The　research　work　of　this　paper　provides　a　theory　by　component　technology　and　workflow　technology　combining,　illustrating　that　component-based　development　of　workflow　system　not　only　simplify　the　complexity　of　the　process　definition　but　also　maintain　the　flexibility　of　the　system.　©　2010　IEEE.