diff --git a/Doc/GridView改用ObjectDataSource計畫.md b/Doc/GridView改用ObjectDataSource計畫.md
index e687108..e7ee7c7 100644
--- a/Doc/GridView改用ObjectDataSource計畫.md
+++ b/Doc/GridView改用ObjectDataSource計畫.md
@@ -31,7 +31,7 @@
 | 13 | forms/customer/fmRpfe.ascx | RPFEGrid | dsRPFEGrid | RPFE | 無→RpfeDAC | **完成** |
 | 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 |
+| 16 | forms/summary/fmSalaryCalc.ascx | GridView1 | dsSACD | SACD | 無→SacdDAC | **完成** |
 | 17 | forms/worker/fmBpsn.ascx | GridView1 | dsBPSNGrid | BPSNView | BpsnDAC | **進行中** |
 | 18 | forms/worker/fmRowk.ascx | gvROWK | dsROWKGrid | ROWK | 無 | 待辦 |
 | 19 | forms/worker/fmRpar.ascx | RPARGrid | dsRPARGrid | RPAR | RparDAC | 待辦 |
@@ -152,3 +152,4 @@
 | 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 |
+| 2026-09-10 | 轉換 fmSalaryCalc（SACD）：新增 SacdDAC（SelectByProject）；dsSACD 改 ObjectDataSource；編譯通過 |
diff --git a/Web/App_Code/DAC/SacdDAC.cs b/Web/App_Code/DAC/SacdDAC.cs
new file mode 100644
index 0000000..5a45594
--- /dev/null
+++ b/Web/App_Code/DAC/SacdDAC.cs
@@ -0,0 +1,45 @@
+using System;
+using System.Data;
+using System.Data.Common;
+using System.ComponentModel;
+using Wellan.Data;
+
+/// <summary>
+/// 薪資科目匯總的資料處理類別
+/// </summary>
+[DataObject(true)]
+public class SacdDAC : Wellan.Data.WDAC
+{
+    public SacdDAC()
+    {
+    }
+
+    public SacdDAC(string connectionConfig, string connectionConfigName)
+        : this()
+    {
+        this._connectionConfig = connectionConfig;
+        this._connectionConfigName = connectionConfigName;
+    }
+
+    public SacdDAC(WQuery query)
+    {
+        this._query = query;
+    }
+
+    /// <summary>
+    /// 取得某專案年月的科目預算與本月金額
+    /// </summary>
+    [DataObjectMethod(DataObjectMethodType.Select)]
+    public DataTable SelectByProject(string BPPYN, DateTime SAYMM)
+    {
+        DbCommand cmd = Query.NewCommand(
+            @"SELECT BPAB.BPPYN, BPAB.BPACC, ISNULL(BPAB.BPBGT, 0) AS BPBGT, BPAB.BPCLS, BPAB.BPAME, ISNULL(SACD.SAAMT, 0) AS SAAMT, SACD.SADOC
+              FROM BPAB
+                  LEFT OUTER JOIN SACD ON BPAB.BPPYN = SACD.SAPYN AND BPAB.BPACC = SACD.SAACC AND SACD.SAYMM = @SAYMM
+              WHERE (BPAB.BPPYN = @BPPYN) AND (SUBSTRING(BPAB.BPACC, 5, 2) <> '00')
+              ORDER BY BPAB.BPCLS");
+        cmd.Parameters.Add(Query.NewParameter("BPPYN", BPPYN));
+        cmd.Parameters.Add(Query.NewParameter("SAYMM", SAYMM));
+        return Query.Select(cmd);
+    }
+}
diff --git a/Web/forms/summary/fmSalaryCalc.ascx b/Web/forms/summary/fmSalaryCalc.ascx
index d69cc9b..d59b285 100644
--- a/Web/forms/summary/fmSalaryCalc.ascx
+++ b/Web/forms/summary/fmSalaryCalc.ascx
@@ -139,15 +139,13 @@
     </asp:Panel>
     <asp:Panel ID="pnSACD" runat="server"
       Width="100%" Visible="False">
-      <asp:SqlDataSource ID="dsSACD"
-        runat="server" ConnectionString="Data Source=(local);Initial Catalog=THINKYU_WEB;Persist Security Info=True;User ID=sa"
-        ProviderName="System.Data.SqlClient"
-        SelectCommand="SELECT BPAB.BPPYN, BPAB.BPACC, ISNULL(BPAB.BPBGT, 0) AS BPBGT, BPAB.BPCLS, BPAB.BPAME, ISNULL(SACD.SAAMT, 0) AS SAAMT, SACD.SADOC FROM BPAB LEFT OUTER JOIN SACD ON BPAB.BPPYN = SACD.SAPYN AND BPAB.BPACC = SACD.SAACC AND SACD.SAYMM = @SAYMM WHERE (BPAB.BPPYN = @BPPYN) AND (SUBSTRING(BPAB.BPACC, 5, 2) <> '00') ORDER BY BPAB.BPCLS">
+      <asp:ObjectDataSource ID="dsSACD"
+        runat="server" TypeName="SacdDAC" SelectMethod="SelectByProject">
         <SelectParameters>
-          <asp:Parameter Name="SAYMM" />
-          <asp:Parameter Name="BPPYN" />
+          <asp:Parameter Name="BPPYN" Type="String" />
+          <asp:Parameter Name="SAYMM" Type="DateTime" />
         </SelectParameters>
-      </asp:SqlDataSource>
+      </asp:ObjectDataSource>
       <table cellpadding="0" cellspacing="0">
         <tr>
           <td>
diff --git a/Web/forms/summary/fmSalaryCalc.ascx.cs b/Web/forms/summary/fmSalaryCalc.ascx.cs
index 881bd52..eb15641 100644
--- a/Web/forms/summary/fmSalaryCalc.ascx.cs
+++ b/Web/forms/summary/fmSalaryCalc.ascx.cs
@@ -1560,7 +1560,6 @@ public partial class forms_summary_fmSalaryCalc : Wellan.Web.UI.WUserControlBase
         bool result = true;
         aYYMM = CheckDate(lbYYMM.Text + "01", "", ref result, cvMessage);
 
-        dsSACD.ConnectionString = ConnectionString;
         dsSACD.SelectParameters["BPPYN"].DefaultValue = ddlRSPYN.SelectedValue;
         dsSACD.SelectParameters["SAYMM"].DefaultValue = aYYMM.ToString(System.Globalization.CultureInfo.InvariantCulture);
         GridView1.DataBind();