Edit in JSFiddle

angular.module("myBootstrappingModule",[])
.controller("moduleController", function($scope){
    $scope.controllerModel ="My main module fetch this from controller";
})

<div data-ng-app="myBootstrappingModule">
    <div data-ng-controller="moduleController">
        <input type="text" data-ng-model="controllerModel"></input>
        <div>{{controllerModel}}</div>
    </div>
</div>