Under dynamic circumstances,it is hard for enterprises barely in possession of resources and capabilities withVRINproperties to maintain their competitive advantages.So the only way out to thriving forever is to upgrade organizational capabilities which are divided into dynamic ones and operational ones.Dynamic capabilities play important roles in upgrading organizational capabilities.Since scholars still diverge in the definitions of dynamic capabilities this paper clarified the concept of dynamic capabilities and deeply analyzed the promotional roles played by top managers.Base on dynamic capabilities and their micro promotional administrators this paper brought forward an interpretative framework for upgrading organizational capabilities.