diff --git a/Doc/GridView改用ObjectDataSource計畫.md b/Doc/GridView改用ObjectDataSource計畫.md
index 02b6983..e687108 100644
--- a/Doc/GridView改用ObjectDataSource計畫.md
+++ b/Doc/GridView改用ObjectDataSource計畫.md
@@ -29,8 +29,8 @@
 | 11 | forms/customer/fmRasn.ascx | gvRASN_RABRH | dsRASN_RABRH1 | RASN+BCLS | RasnDAC(+Select) | **完成** |
 | 12 | forms/customer/fmRasn.ascx | RASNGrid | dsRASNGrid | RASN/BPJB/BPSNView | RasnDAC(+Select) | **完成** |
 | 13 | forms/customer/fmRpfe.ascx | RPFEGrid | dsRPFEGrid | RPFE | 無→RpfeDAC | **完成** |
-| 14 | forms/flow/fmSign.ascx | gvRPAB2 | dsRPAB2 | RPAB | RpabDAC | 待辦 |
-| 15 | forms/flow/fmSign.ascx | gvRPAB | dsRPAB | RPAB | RpabDAC | 待辦 |
+| 14 | forms/flow/fmSign.ascx | gvRPAB2 | dsRPAB2 | RPAB | RpabDAC(+Select) | **完成** |
+| 15 | forms/flow/fmSign.ascx | gvRPAB | dsRPAB | RPAB | RpabDAC(+Select) | **完成** |
 | 16 | forms/summary/fmSalaryCalc.ascx | GridView1 | dsSACD | SACD | 無 | 待辦 |
 | 17 | forms/worker/fmBpsn.ascx | GridView1 | dsBPSNGrid | BPSNView | BpsnDAC | **進行中** |
 | 18 | forms/worker/fmRowk.ascx | gvROWK | dsROWKGrid | ROWK | 無 | 待辦 |
@@ -151,3 +151,4 @@
 | 2026-09-10 | 轉換 fmBprm（BPRM）：BprmDAC 新增 SelectPage/SelectCount；dsBPRMGrid 改 ObjectDataSource；dsBPRM_Selected 拆分為 grid/form 兩個事件；編譯通過 |
 | 2026-09-10 | 轉換 fmRasn（RASN，3 個 Grid）：RasnDAC 新增 SelectPage/SelectCount 及 SelectRAENO/SelectRABRH；三個 datasource 改 ObjectDataSource；Search/Selected 調整；編譯通過 |
 | 2026-09-10 | 轉換 fmRpfe（RPFE）：新增 RpfeDAC（SelectPage/SelectCount）；dsRPFEGrid 改 ObjectDataSource；編譯通過 |
+| 2026-09-10 | 轉換 fmSign（RPAB）：RpabDAC 新增 SelectRPAB；dsRPAB2/dsRPAB 改 ObjectDataSource；dsRPAB2_Selecting 改 ODS 事件；編譯通過 |
diff --git a/Web/App_Code/DAC/RpabDAC.cs b/Web/App_Code/DAC/RpabDAC.cs
index e67f3c5..c24ba6c 100644
--- a/Web/App_Code/DAC/RpabDAC.cs
+++ b/Web/App_Code/DAC/RpabDAC.cs
@@ -12,6 +12,7 @@ using System.ComponentModel;
 /// <summary>
 /// 人員差勤簽核檔
 /// </summary>
+[DataObject(true)]
 public class RpabDAC : Wellan.Data.WDAC
 {
     private string _select =
@@ -289,4 +290,18 @@ public class RpabDAC : Wellan.Data.WDAC
         AddParam(cmd, "OLD_RPREN", RPREN);
         Query.ExecuteNonQuery(tran.Connection, tran, cmd);
     }
+
+    /// <summary>
+    /// 取得簽核關卡明細 (已簽核)
+    /// </summary>
+    [DataObjectMethod(DataObjectMethodType.Select)]
+    public DataTable SelectRPAB(string RPREN)
+    {
+        DbCommand cmd = Query.NewCommand(
+            @"SELECT RPANO, RPAPN, RPENO, RPDAT, RPAPP, RPDOC
+              FROM RPAB
+              WHERE RPREN = @RPREN AND RPDAT IS NOT NULL");
+        cmd.Parameters.Add(Query.NewParameter("RPREN", RPREN));
+        return Query.Select(cmd);
+    }
 }
\ No newline at end of file
diff --git a/Web/forms/flow/fmSign.ascx b/Web/forms/flow/fmSign.ascx
index 0aed599..32d3a15 100644
--- a/Web/forms/flow/fmSign.ascx
+++ b/Web/forms/flow/fmSign.ascx
@@ -690,13 +690,13 @@
                     </EmptyDataTemplate>
                 </asp:GridView>
 
-                <asp:SqlDataSource ID="dsRPAB2" runat="server" ConnectionString="Data Source=SRYANG-X200\SQL2K8;Initial Catalog=THINKYU_WEB_TY;Integrated Security=True"
-                    ProviderName="System.Data.SqlClient" SelectCommand="SELECT [RPANO], [RPAPN], [RPENO], [RPDAT], [RPAPP], [RPDOC] FROM [RPAB] WHERE (([RPREN] = @RPREN) AND ([RPDAT] IS NOT NULL))"
+                <asp:ObjectDataSource ID="dsRPAB2" runat="server"
+                    TypeName="RpabDAC" SelectMethod="SelectRPAB"
                     OnSelecting="dsRPAB2_Selecting">
                     <SelectParameters>
                         <asp:Parameter Name="RPREN" Type="String" />
                     </SelectParameters>
-                </asp:SqlDataSource>
+                </asp:ObjectDataSource>
             </div>
         </asp:View>
         <asp:View ID="View5" runat="server">
@@ -2589,13 +2589,13 @@
                         </EmptyDataTemplate>
                     </asp:GridView>
 
-                    <asp:SqlDataSource ID="dsRPAB" runat="server" ConnectionString="Data Source=SRYANG-X200\SQL2K8;Initial Catalog=THINKYU_WEB_TY;Integrated Security=True"
-                        ProviderName="System.Data.SqlClient" SelectCommand="SELECT [RPANO], [RPAPN], [RPENO], [RPDAT], [RPAPP], [RPDOC] FROM [RPAB] WHERE (([RPREN] = @RPREN) AND ([RPDAT] IS NOT NULL))">
+                    <asp:ObjectDataSource ID="dsRPAB" runat="server"
+                        TypeName="RpabDAC" SelectMethod="SelectRPAB">
                         <SelectParameters>
                             <asp:ControlParameter ControlID="RPARGrid" Name="RPREN" PropertyName="SelectedValue"
                                 Type="String" />
                         </SelectParameters>
-                    </asp:SqlDataSource>
+                    </asp:ObjectDataSource>
                 </td>
             </tr>
         </table>
diff --git a/Web/forms/flow/fmSign.ascx.cs b/Web/forms/flow/fmSign.ascx.cs
index 9e86332..224fe1c 100644
--- a/Web/forms/flow/fmSign.ascx.cs
+++ b/Web/forms/flow/fmSign.ascx.cs
@@ -86,10 +86,8 @@ public partial class forms_flow_fmSign : Wellan.Web.UI.WUserControlBase
     protected override void OnInit(EventArgs e)
     {
         base.OnInit(e);
-        dsRPAB.ConnectionString = ConnectionString;
         dsRPARForm.ConnectionString = ConnectionString;
         dsRPAR_RPTYP.ConnectionString = ConnectionString;
-        dsRPAB2.ConnectionString = ConnectionString;
         rparDao = new RparDAC(Query);
         rpabDao = new RpabDAC(Query);
         bsgpDao = new BsgpDAC(Query);
@@ -1746,11 +1744,10 @@ public partial class forms_flow_fmSign : Wellan.Web.UI.WUserControlBase
         RPARGrid2.DataBind();
     }
 
-    protected void dsRPAB2_Selecting(object sender, SqlDataSourceSelectingEventArgs e)
+    protected void dsRPAB2_Selecting(object sender, ObjectDataSourceSelectingEventArgs e)
     {
         if (RPARGrid2.SelectedValue != null)
-            e.Command.Parameters["@RPREN"].Value = RPARGrid2.SelectedValue;
-        //(sender as SqlDataSource).SelectParameters["RPREN"].DefaultValue = WDAC.GetStringValue(RPARGrid2.SelectedValue);
+            e.InputParameters["RPREN"] = RPARGrid2.SelectedValue;
     }
 
     protected string GetAttachLink(string RPREN)