display data and image in datalist on click of search button(like real estate website).Please help me why image is not show in datalist?

display data and image in datalist on click of  search button(like real estate website)
  protected void Page_Load(object sender, EventArgs e)
    {
        //lbl_msg.Text = Request.QueryString["name"].ToString();
        want = Request.QueryString["want"].ToString();
        bedroom=Convert.ToInt32(Request.QueryString["bedroom"]);
        city = Request.QueryString["city"].ToString();
        type=Request.QueryString["type"].ToString();
        budgetmin = Convert.ToInt32(Request.QueryString["budgetmin"]);
        budgetmax = Convert.ToInt32(Request.QueryString["budgetmax"]);
        location = Request.QueryString["location"].ToString();
        datalistsearchresult();

    }
    public void datalistsearchresult()
    {
        if (this.connopen() == true)
        {
            try
            {
                //query = ("select property_img,bedroom,pdiscription,contact_no,city,location,budget from residential where bedroom=" + bedroom + " and city='" + city + "' and budget between " + budgetmin + " and " + budgetmax + " and location='" + location + "'");
                //da = new SqlDataAdapter(query, connect);
                //ds = new DataSet();
                //da.Fill(ds, "residential");
                cmd = new SqlCommand("select property_img,bedroom,pdiscription,contact_no,city,location,budget from residential where bedroom=" + bedroom + " and city='" + city + "' and budget between " + budgetmin + " and " + budgetmax + " and location='" + location + "'",sqlconn);
                dr = cmd.ExecuteReader();
                if (dr.Read())
                {
                    byte[] imgData = (byte[])dr["property_img"];
                    Response.BinaryWrite(imgData);
                    

                }
                DataList1.DataSource = dr;
                DataList1.DataBind();
                connclose();
            }
            catch(Exception ex)
            {
                connclose();
            }
        }
    
    }
<asp:DataList ID="DataList1" runat="server">
    <ItemTemplate>
        <asp:Image ID="Image1" runat="server" ImageUrl='<%#Eval("property_img")%>' Height="98px" Width="200px" />
        <asp:Label ID="Label1" runat="server" Text='<%#Eval("bedroom")%>'></asp:Label>
        <asp:Label ID="Label2" runat="server" Text='<%#Eval("pdiscription")%>'></asp:Label>
        <asp:Label ID="Label3" runat="server" Text='<%#Eval("city")%>'></asp:Label>
        <asp:Label ID="Label4" runat="server" Text='<%#Eval("location")%>'></asp:Label>
        <asp:Label ID="Label5" runat="server" Text='<%#Eval("budget")%>'></asp:Label>
        <asp:Label ID="Label6" runat="server" Text='<%#Eval("contact_no")%>'></asp:Label>
    </ItemTemplate>
    </asp:DataList>