下拉框赋值问题

飞天猪

<input name="ProjectDesignCompany" textname="ProjectDesignCompany" allowinput="true" id="txtprojectdesigncompany" style="width: 200px;" class="mini-combobox" textfield="CompanyName" valuefield="CompanyID" shownullitem="false" multiselect="false" />

ProjectDesignCompany。setData("123")
怎么让123显示出来？

factory

setValue("xxx")
setText("123")