diff --git a/Frontend/_graphManagement.html b/Frontend/_graphManagement.html
index b17cec6..7e7897a 100644
--- a/Frontend/_graphManagement.html
+++ b/Frontend/_graphManagement.html
@@ -285,20 +285,22 @@
     })
     
     onEvent("click", "a[id^=oriDwgDown]", function () {
+        let dowLoaEle = YT.Alert.Tip("準備下載中...", "show", true);
         let rowData = graTable.row($(this).closest("tr")).data();
         let apiUrl = baseApiUrl + `/File/Download?type=graph&savename=${rowData.oriSavName}&oriname=${rowData.oriOrgName}`;
         let extname = rowData.oriOrgName?.split(".").slice(-1) || "dwg";
         download(token, apiUrl, rowData.name + "_原設計圖" + "." + extname, function () {
-            
+            $(dowLoaEle.ele).YTAlert().hide();
         });
     })
     
     onEvent("click", "a[id^=donDwgDown]", function () {
+        let dowLoaEle = YT.Alert.Tip("準備下載中...", "show", true);
         let rowData = graTable.row($(this).closest("tr")).data();
         let apiUrl = baseApiUrl + `/File/Download?type=graph&savename=${rowData.donSavName}&oriname=${rowData.donOrgName}`;
         let extname = rowData.donOrgName?.split(".").slice(-1) || "dwg";
         download(token, apiUrl, rowData.name + "_竣工圖" + "." + extname, function () {
-           
+            $(dowLoaEle.ele).YTAlert().hide();
         });
     })
 
@@ -522,11 +524,11 @@
                 $("#graPicName").val(res.data?.name);
                 $("#graLayer").text(levelNameByNodeId(res.data?.layer_id));
                 if (res.data?.oriSavName != null) {
-                    fileObj = { name: res.data?.oriOrgName, dataUrl: baseApiUrl + varGraPath + res.data?.oriSavName, savename: res.data?.oriSavName };
+                    fileObj = { name: res.data?.oriOrgName, dataUrl: baseApiUrl + varGraPath + res.data?.oriSavName, savename: res.data?.oriSavName, size:res.data?.oriSize };
                     uploader["graMyDesignDiagram"][0].dropzone?.displayExistingFile(fileObj);
                 }
                 if (res.data?.donSavName != null) {
-                    fileObj = { name: res.data?.donOrgName, dataUrl: baseApiUrl + varGraPath + res.data?.donSavName, savename: res.data?.oriSavName };
+                    fileObj = { name: res.data?.donOrgName, dataUrl: baseApiUrl + varGraPath + res.data?.donSavName, savename: res.data?.donSavName, size: res.data?.donSize };
                     uploader["graMyAsBuilt"][0].dropzone?.displayExistingFile(fileObj);
                 }
 
diff --git a/FrontendWebApi/ApiControllers/GraphManageController.cs b/FrontendWebApi/ApiControllers/GraphManageController.cs
index fda52a8..7d86f02 100644
--- a/FrontendWebApi/ApiControllers/GraphManageController.cs
+++ b/FrontendWebApi/ApiControllers/GraphManageController.cs
@@ -329,14 +329,17 @@ namespace FrontendWebApi.ApiControllers
                 //edit file
                 //原設計圖修改
                 var new_guid = Guid.NewGuid();
+                long? fileSize = gm.oriSize ?? null;
                 //刪除原本檔案
                 if (gm.oriSavName != null && gii.oriSavName != gm.oriSavName)
                 {
                     FolderFunction folderFunction = new FolderFunction();
                     folderFunction.DeleteFile(Path.Combine(graphManageFileSaveAsPath, gm.oriSavName));
+                    fileSize = null;
                 }
 
                 string fileName = gii.oriSavName ?? null;
+                
                 if (gii.oriOrgName != null && gii.oriFile != null)
                 {
                     fileName = new_guid + "." + gii.oriOrgName.Split('.')[1];
@@ -347,19 +350,24 @@ namespace FrontendWebApi.ApiControllers
                     {
                         gii.oriFile.CopyTo(stream);
                     }
+                    fileSize = gii.oriFile.Length;
                     
                 }
+
+                graph_manage.Add("@oriSize", fileSize);
                 graph_manage.Add("@oriOrgName", gii.oriOrgName);
                 graph_manage.Add("@oriSavName", fileName);
 
                 fileName = gii.donSavName ?? null;
                 //竣工圖修改
                 new_guid = Guid.NewGuid();
+                fileSize = gm.donSize ?? null;
                 //刪除原本檔案
                 if (gm.donSavName != null && gii.donSavName != gm.donSavName)
                 {
                     var folderFunction = new FolderFunction();
                     folderFunction.DeleteFile(Path.Combine(graphManageFileSaveAsPath, gm.donSavName));
+                    fileSize = null;
                 }
 
                 if (gii.donOrgName != null && gii.donFile != null)
@@ -372,8 +380,10 @@ namespace FrontendWebApi.ApiControllers
                     {
                         gii.donFile.CopyTo(stream);
                     }
-
+                    fileSize = gii.donFile.Length;
                 }
+
+                graph_manage.Add("@donSize", fileSize);
                 graph_manage.Add("@donOrgName", gii.donOrgName);
                 graph_manage.Add("@donSavName", fileName);
 
@@ -428,7 +438,7 @@ namespace FrontendWebApi.ApiControllers
                 }
 
                 Dictionary<string, object> graph_manage = new Dictionary<string, object>();
-
+                
                 //save file
                 if (gii.oriOrgName != null || gii.donOrgName != null)
                 {
@@ -448,6 +458,7 @@ namespace FrontendWebApi.ApiControllers
                             gii.oriFile.CopyTo(stream);
                         }
 
+                        graph_manage.Add("@oriSize", gii.oriFile.Length);
                         graph_manage.Add("@oriOrgName", gii.oriOrgName);
                         graph_manage.Add("@oriSavName", fileName);
                     }
@@ -465,6 +476,7 @@ namespace FrontendWebApi.ApiControllers
                             gii.donFile.CopyTo(stream);
                         }
 
+                        graph_manage.Add("@donSize", gii.donFile.Length);
                         graph_manage.Add("@donOrgName", gii.donOrgName);
                         graph_manage.Add("@donSavName", fileName);
                     }
diff --git a/FrontendWebApi/Models/GraphManage.cs b/FrontendWebApi/Models/GraphManage.cs
index c525a78..941006c 100644
--- a/FrontendWebApi/Models/GraphManage.cs
+++ b/FrontendWebApi/Models/GraphManage.cs
@@ -18,6 +18,8 @@ namespace FrontendWebApi.Models
         public string oriSavName { get; set; }
         public string donOrgName { get; set; }
         public string donSavName { get; set; }
+        public long? oriSize { get; set; }
+        public long? donSize { get; set; }
     }
 
     public class GraphInsInfo
@@ -35,6 +37,8 @@ namespace FrontendWebApi.Models
         public int priority { get; set; }
         public IFormFile oriFile { get; set; }
         public IFormFile donFile { get; set; }
+        public long? oriSize{ get; set; }
+        public long? donSize { get; set; }
     }
 
     public class GraphInfo: Actor
diff --git a/FrontendWebApi/wwwroot/upload/graph_manage/de4b6642-73b2-4c96-98a2-15b22a3314c5.dwg b/FrontendWebApi/wwwroot/upload/graph_manage/de4b6642-73b2-4c96-98a2-15b22a3314c5.dwg
new file mode 100644
index 0000000..e36c889
Binary files /dev/null and b/FrontendWebApi/wwwroot/upload/graph_manage/de4b6642-73b2-4c96-98a2-15b22a3314c5.dwg differ