kendo dropdownlist always select the first option from list

Question

the value of this column is East Region Group. But when i click on the select list it always highlight the first option. I do not know what is the problem. Below are the code snippets.

Dropdownlist

PriceGrpList

DefaultPriceGroup

        var guid = kendo.guid();
        $('<input name="DefaultPriceGroup" id="' + guid + '" class="dropDownTemplate"/>').appendTo(container);
        ddt = $(container).find('#' + guid);

        dataItem = options.model;
        $(ddt).kendoDropDownList({
            name: "DefaultPriceGroup",
            value: dataItem.DefaultPriceGroup,
            dataSource: dataItem.PriceGrpList,
            dataTextField: "Text",
            dataValueField: "Value",
        });