Aspx
Code
<asp:TemplateField
HeaderText="Pro-Image">
<ItemTemplate>
<asp:Image
ID="Image1"
---
Folder Name
Set
//<%#
string.Format("~/{0}",Eval("Image"))%>
ImageUrl='<%#
string.Format("~/{0}",Eval("Image"))%>'
Width="150px"
Height="100px"
runat="server"
/>
</ItemTemplate>
</asp:TemplateField>