Dropdown list Bind using Database with view bag data

    <div class="form-group mb-3">

                   

Using Library 

 <script type="text/javascript" src="https://ajax.googleapis.com/ajax/libs/jquery/1.9.1/jquery.min.js"></script>

    <script type="text/javascript" src="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.7/js/bootstrap.min.js"></script>

    <link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.7/css/bootstrap.min.css" />

    <script type="text/javascript" src="https://cdnjs.cloudflare.com/ajax/libs/bootstrap-select/1.12.2/js/bootstrap-select.min.js"></script>

    <link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/bootstrap-select/1.12.2/css/bootstrap-select.min.css" />

         <select id="drpmember1" name="drpmember1" class="selectpicker" data-live-search-style="begins"

                                    data-live-search="true">

                                <option>Select Dealer</option>

                                @foreach (var item in ViewBag.Society)

                                {

                                    <option value="@item.Text">@item.Text</option>

                                }

                            </select>

                            <br />

                        </div>

code CS : -

 ViewBag.Society = new SelectList(societyList, "Id", "Name", itemnew.Registration.SocietyId);

or 

   @Html.DropDownList("drpsociety", (SelectList)ViewBag.Society, "Select Society", new { @class = "selectpicker", @data_live_search_style = "begins", @data_live_search = "true", @required = "required" })