asp.net mvc：从控制器动态添加子/子控制器

In asp.net mvc, you can easily call/add a controller from a view, but what is the easiest way to add child/subcontrollers from a controller. What Im getting at is I want to dynamically build a list of child controllers from within the controller itself, not from the view.In asp.net mvc, you can easily call/add a contr