Angular--CheckBox

<div class="form-group">
    <label class="control-label col-xs-1">合同语种：</label>
    <div class="col-xs-2">
        <div class="">
            <label>
                <input type="checkbox" name="LanguageNames"  required  ng-model="Model.LanguageNames" value="0">
                <span>中文版</span>
            </label>
            <label>
                <input type="checkbox" name="LanguageNames" required  ng-model="Model.LanguageNames" value="1">
                <span>英文版</span>
            </label>
        </div>
    </div>
</div>