var myapp = angular.module('myapp', []);
    myapp.service('instance', function () {
        return {};
    });

    myapp.controller('AController', ['$scope', '$http', 'instance', function ($scope, $http, instance) {
        var promise = $http({
            method: 'POST',
            url: 'XXX',
            data: {a:a}
        });
        promise.success(function (data, status, headers, config) {
            instance.callback(data.data);
        });
    }]);

    myapp.controller('BController', ['$scope', 'instance', function ($scope, instance) {
　　　　　　instance.callback = function(dataList){
 　　　　　　$scope.DataList = dataList;
　　　　　　}
    }]);

<table ng-controller="BController">
    <tr>
        <th>1</th>
        <th>1</th>
    </tr>
    <tr ng-repeat="item in DataList">
        <td>{{item.Id}}</td>
        <td>{{item.Name}}</td>
    </tr>
</table>