diff --git a/labs/Teacher/TeacherExt/Controllers/HomeController.cs b/labs/Teacher/TeacherExt/Controllers/HomeController.cs
index 62ac8073..ba062ee3 100644
--- a/labs/Teacher/TeacherExt/Controllers/HomeController.cs
+++ b/labs/Teacher/TeacherExt/Controllers/HomeController.cs
@@ -403,68 +403,67 @@ namespace TeacherExt.Controllers
                 var row = sheet.CreateRow(rowIndex);
                 teacher.DisplayOrder = rowNumber;
 
-                row.Order(00).CreateCell(++colIndex).SetStyle(style).SetType(CellType.Numeric).SetCellValue(rowNumber);
-                // this.IsExport(teacher);
-                row.Order(01).CreateCell(++colIndex).SetStyle(style).SetType(CellType.String).SetCellValue(teacher.Organ);
-                row.Order(02).CreateCell(++colIndex).SetStyle(style).SetType(CellType.String).SetCellValue(teacher.RealName);
-                row.Order(03).CreateCell(++colIndex).SetStyle(style).SetType(CellType.String).SetCellValue(string.IsNullOrEmpty(teacher.Sex) ? "无" : teacher.Sex);
-                row.Order(04).CreateCell(++colIndex).SetStyle(style).SetType(CellType.String).SetCellValue(teacher.Birthday.HasValue ? teacher.Birthday.Value.ToString("yyyy-MM") : "无");
-                if (teacher.Age.HasValue)
-                {
-                    row.Order(05).CreateCell(++colIndex).SetStyle(style).SetType(CellType.Numeric).SetCellValue(teacher.Age.Value);
-                }
-                else
-                {
-                    row.Order(05).CreateCell(++colIndex).SetStyle(style).SetType(CellType.String).SetCellValue("无");
-                }
-                row.Order(06).CreateCell(++colIndex).SetStyle(style).SetType(CellType.String).SetCellValue(string.IsNullOrEmpty(teacher.Nation) ? "无" : teacher.Nation);
-                row.Order(07).CreateCell(++colIndex).SetStyle(style).SetType(CellType.String).SetCellValue(string.IsNullOrEmpty(teacher.NativePlace) ? "无" : teacher.NativePlace);
-                row.Order(08).CreateCell(++colIndex).SetStyle(style).SetType(CellType.String).SetCellValue(string.IsNullOrEmpty(teacher.PhoneNumber) ? "无" : teacher.PhoneNumber);
-                row.Order(09).CreateCell(++colIndex).SetStyle(style).SetType(CellType.String).SetCellValue(string.IsNullOrEmpty(teacher.IdNumber) ? "无" : teacher.IdNumber);
-                row.Order(10).CreateCell(++colIndex).SetStyle(style).SetType(CellType.String).SetCellValue(teacher.JobStart.HasValue ? teacher.JobStart.Value.ToString("yyyy-MM") : "无");
-                row.Order(11).CreateCell(++colIndex).SetStyle(style).SetType(CellType.String).SetCellValue(teacher.TeachDate.HasValue ? teacher.TeachDate.Value.ToString("yyyy-MM") : "无");
-                row.Order(12).CreateCell(++colIndex).SetStyle(style).SetType(CellType.String).SetCellValue(teacher.CurrentJobStart.HasValue ? teacher.CurrentJobStart.Value.ToString("yyyy-MM") : "无");
+                row.Export("A", headers, () => teacher.DisplayOrder)?.SetCell(++colIndex,style,teacher.DisplayOrder);
+                row.Export("B", headers, () => teacher.Organ)?.SetCell(++colIndex,style,teacher.Organ);
+                row.Export("C", headers, () => teacher.RealName)?.SetCell(++colIndex,style,teacher.RealName);
+                row.Export("D", headers, () => teacher.Sex)?.SetCell(++colIndex,style,teacher.Sex);
+                row.Export("E", headers, () => teacher.Birthday)?.SetCell(++colIndex, style, teacher.Birthday);
+                row.Export("F", headers, () => teacher.Age)?.SetCell(++colIndex, style, teacher.Age);
+                //if (teacher.Age.HasValue)
+                //{
+                //    row.Export("F", headers, () => teacher.Age).CreateCell(++colIndex).SetStyle(style).SetType(CellType.Numeric).SetCellValue(teacher.Age.Value);
+                //}
+                //else
+                //{
+                //    row.Export("F", headers, () => teacher.Age).CreateCell(++colIndex).SetStyle(style).SetType(CellType.String).SetCellValue("无");
+                //}
+                row.Export("G", headers, () => teacher.Nation).CreateCell(++colIndex).SetStyle(style).SetType(CellType.String).SetCellValue(string.IsNullOrEmpty(teacher.Nation) ? "无" : teacher.Nation);
+                row.Export("H", headers, () => teacher.NativePlace).CreateCell(++colIndex).SetStyle(style).SetType(CellType.String).SetCellValue(string.IsNullOrEmpty(teacher.NativePlace) ? "无" : teacher.NativePlace);
+                row.Export("I", headers, () => teacher.PhoneNumber).CreateCell(++colIndex).SetStyle(style).SetType(CellType.String).SetCellValue(string.IsNullOrEmpty(teacher.PhoneNumber) ? "无" : teacher.PhoneNumber);
+                row.Export("J", headers, () => teacher.IdNumber).CreateCell(++colIndex).SetStyle(style).SetType(CellType.String).SetCellValue(string.IsNullOrEmpty(teacher.IdNumber) ? "无" : teacher.IdNumber);
+                row.Export("K", headers, () => teacher.JobStart).CreateCell(++colIndex).SetStyle(style).SetType(CellType.String).SetCellValue(teacher.JobStart.HasValue ? teacher.JobStart.Value.ToString("yyyy-MM") : "无");
+                row.Export("L", headers, () => teacher.TeachDate).CreateCell(++colIndex).SetStyle(style).SetType(CellType.String).SetCellValue(teacher.TeachDate.HasValue ? teacher.TeachDate.Value.ToString("yyyy-MM") : "无");
+                row.Export("M", headers, () => teacher.CurrentJobStart).CreateCell(++colIndex).SetStyle(style).SetType(CellType.String).SetCellValue(teacher.CurrentJobStart.HasValue ? teacher.CurrentJobStart.Value.ToString("yyyy-MM") : "无");
                 if (teacher.JobStart.HasValue)
                 {
-
-                    row.Order(13).CreateCell(++colIndex).SetStyle(style).SetType(CellType.Numeric).SetCellValue(teacher.JobAgeYear.Value);
-                    row.Order(14).CreateCell(++colIndex).SetStyle(style).SetType(CellType.Numeric).SetCellValue(teacher.JobAgeMonth.Value);
+                    row.Export("N", headers, () => teacher.JobAgeYear).CreateCell(++colIndex).SetStyle(style).SetType(CellType.Numeric).SetCellValue(teacher.JobAgeYear.Value);
+                    row.Export("O", headers, () => teacher.JobAgeMonth).CreateCell(++colIndex).SetStyle(style).SetType(CellType.Numeric).SetCellValue(teacher.JobAgeMonth.Value);
                 }
                 else
                 {
-                    row.Order(13).CreateCell(++colIndex).SetStyle(style).SetType(CellType.String).SetCellValue("无");
-                    row.Order(14).CreateCell(++colIndex).SetStyle(style).SetType(CellType.String).SetCellValue("无");
+                    row.Export("N", headers, () => teacher.JobAgeYear).CreateCell(++colIndex).SetStyle(style).SetType(CellType.String).SetCellValue("无");
+                    row.Export("O", headers, () => teacher.JobAgeMonth).CreateCell(++colIndex).SetStyle(style).SetType(CellType.String).SetCellValue("无");
                 }
-                row.Order(15).CreateCell(++colIndex).SetStyle(style).SetType(CellType.String).SetCellValue(string.IsNullOrEmpty(teacher.Politics) ? "无" : teacher.Politics);
-                row.Order(16).CreateCell(++colIndex).SetStyle(style).SetType(CellType.String).SetCellValue(teacher.JoinPartyDate.HasValue ? teacher.JoinPartyDate.Value.ToString("yyyy-MM") : "无");
-                row.Order(17).CreateCell(++colIndex).SetStyle(style).SetType(CellType.String).SetCellValue(string.IsNullOrEmpty(teacher.MaxTitle) ? "无" : teacher.MaxTitle);
-                row.Order(18).CreateCell(++colIndex).SetStyle(style).SetType(CellType.String).SetCellValue(teacher.MaxTitleStart.HasValue ? teacher.MaxTitleStart.Value.ToString("yyyy-MM") : "无");
+                row.Export("P", headers, () => teacher.Politics).CreateCell(++colIndex).SetStyle(style).SetType(CellType.String).SetCellValue(string.IsNullOrEmpty(teacher.Politics) ? "无" : teacher.Politics);
+                row.Export("Q", headers, () => teacher.JoinPartyDate).CreateCell(++colIndex).SetStyle(style).SetType(CellType.String).SetCellValue(teacher.JoinPartyDate.HasValue ? teacher.JoinPartyDate.Value.ToString("yyyy-MM") : "无");
+                row.Export("R", headers, () => teacher.MaxTitle).CreateCell(++colIndex).SetStyle(style).SetType(CellType.String).SetCellValue(string.IsNullOrEmpty(teacher.MaxTitle) ? "无" : teacher.MaxTitle);
+                row.Export("S", headers, () => teacher.MaxTitleStart).CreateCell(++colIndex).SetStyle(style).SetType(CellType.String).SetCellValue(teacher.MaxTitleStart.HasValue ? teacher.MaxTitleStart.Value.ToString("yyyy-MM") : "无");
                 if (teacher.IsJobAsMaxTitle.HasValue)
                 {
                     if (teacher.IsJobAsMaxTitle.Value)
                     {
-                        row.Order(19).CreateCell(++colIndex).SetStyle(style).SetType(CellType.String).SetCellValue(teacher.JobAsMaxTitleDate.HasValue ? teacher.JobAsMaxTitleDate.Value.ToString("yyyy-MM") : "无");
-                        row.Order(20).CreateCell(++colIndex).SetStyle(style).SetType(CellType.String).SetCellValue("无");
-                        row.Order(21).CreateCell(++colIndex).SetStyle(style).SetType(CellType.String).SetCellValue("无");
-                        row.Order(22).CreateCell(++colIndex).SetStyle(style).SetType(CellType.String).SetCellValue("无");
-                        row.Order(23).CreateCell(++colIndex).SetStyle(style).SetType(CellType.String).SetCellValue("无");
+                        row.Export("T", headers, () => teacher.JobAsMaxTitleDate).CreateCell(++colIndex).SetStyle(style).SetType(CellType.String).SetCellValue(teacher.JobAsMaxTitleDate.HasValue ? teacher.JobAsMaxTitleDate.Value.ToString("yyyy-MM") : "无");
+                        row.Export("U", headers, () => teacher.JobAsNotMaxTitleReason).CreateCell(++colIndex).SetStyle(style).SetType(CellType.String).SetCellValue("无");
+                        row.Export("V", headers, () => teacher.NotMaxTitle).CreateCell(++colIndex).SetStyle(style).SetType(CellType.String).SetCellValue("无");
+                        row.Export("W", headers, () => teacher.NotMaxTitleStart).CreateCell(++colIndex).SetStyle(style).SetType(CellType.String).SetCellValue("无");
+                        row.Export("X", headers, () => teacher.JobAsNotMaxTitleDate).CreateCell(++colIndex).SetStyle(style).SetType(CellType.String).SetCellValue("无");
                     }
                     else
                     {
-                        row.Order(19).CreateCell(++colIndex).SetStyle(style).SetType(CellType.String).SetCellValue("无");
-                        row.Order(20).CreateCell(++colIndex).SetStyle(style).SetType(CellType.String).SetCellValue(string.IsNullOrEmpty(teacher.JobAsNotMaxTitleReason) ? "无" : teacher.JobAsNotMaxTitleReason);
-                        row.Order(21).CreateCell(++colIndex).SetStyle(style).SetType(CellType.String).SetCellValue(string.IsNullOrEmpty(teacher.NotMaxTitle) ? "无" : teacher.NotMaxTitle);
-                        row.Order(22).CreateCell(++colIndex).SetStyle(style).SetType(CellType.String).SetCellValue(teacher.NotMaxTitleStart.HasValue ? teacher.NotMaxTitleStart.Value.ToString("yyyy-MM") : "无");
-                        row.Order(23).CreateCell(++colIndex).SetStyle(style).SetType(CellType.String).SetCellValue(teacher.JobAsNotMaxTitleDate.HasValue ? teacher.JobAsNotMaxTitleDate.Value.ToString("yyyy-MM") : "无");
+                        row.Export("T", headers, () => teacher.JobAsMaxTitleDate).CreateCell(++colIndex).SetStyle(style).SetType(CellType.String).SetCellValue("无");
+                        row.Export("U", headers, () => teacher.JobAsNotMaxTitleReason).CreateCell(++colIndex).SetStyle(style).SetType(CellType.String).SetCellValue(string.IsNullOrEmpty(teacher.JobAsNotMaxTitleReason) ? "无" : teacher.JobAsNotMaxTitleReason);
+                        row.Export("V", headers, () => teacher.NotMaxTitle).CreateCell(++colIndex).SetStyle(style).SetType(CellType.String).SetCellValue(string.IsNullOrEmpty(teacher.NotMaxTitle) ? "无" : teacher.NotMaxTitle);
+                        row.Export("W", headers, () => teacher.NotMaxTitleStart).CreateCell(++colIndex).SetStyle(style).SetType(CellType.String).SetCellValue(teacher.NotMaxTitleStart.HasValue ? teacher.NotMaxTitleStart.Value.ToString("yyyy-MM") : "无");
+                        row.Export("X", headers, () => teacher.JobAsNotMaxTitleDate).CreateCell(++colIndex).SetStyle(style).SetType(CellType.String).SetCellValue(teacher.JobAsNotMaxTitleDate.HasValue ? teacher.JobAsNotMaxTitleDate.Value.ToString("yyyy-MM") : "无");
                     }
                 }
                 else
                 {
-                    row.Order(19).CreateCell(++colIndex).SetStyle(style).SetType(CellType.String).SetCellValue("无");
-                    row.Order(20).CreateCell(++colIndex).SetStyle(style).SetType(CellType.String).SetCellValue("无");
-                    row.Order(21).CreateCell(++colIndex).SetStyle(style).SetType(CellType.String).SetCellValue("无");
-                    row.Order(22).CreateCell(++colIndex).SetStyle(style).SetType(CellType.String).SetCellValue("无");
-                    row.Order(23).CreateCell(++colIndex).SetStyle(style).SetType(CellType.String).SetCellValue("无");
+                    row.Export("T", headers, () => teacher.JobAsMaxTitleDate).CreateCell(++colIndex).SetStyle(style).SetType(CellType.String).SetCellValue("无");
+                    row.Export("U", headers, () => teacher.JobAsNotMaxTitleReason).CreateCell(++colIndex).SetStyle(style).SetType(CellType.String).SetCellValue("无");
+                    row.Export("V", headers, () => teacher.NotMaxTitle).CreateCell(++colIndex).SetStyle(style).SetType(CellType.String).SetCellValue("无");
+                    row.Export("W", headers, () => teacher.NotMaxTitleStart).CreateCell(++colIndex).SetStyle(style).SetType(CellType.String).SetCellValue("无");
+                    row.Export("X", headers, () => teacher.JobAsNotMaxTitleDate).CreateCell(++colIndex).SetStyle(style).SetType(CellType.String).SetCellValue("无");
                 }
                 row.Order(24).CreateCell(++colIndex).SetStyle(style).SetType(CellType.String).SetCellValue(string.IsNullOrEmpty(teacher.PostType) ? "无" : teacher.PostType);
                 row.Order(25).CreateCell(++colIndex).SetStyle(style).SetType(CellType.String).SetCellValue(string.IsNullOrEmpty(teacher.PostGrade) ? "无" : teacher.PostGrade);
diff --git a/labs/Teacher/TeacherExt/Controllers/NPOIHelper.cs b/labs/Teacher/TeacherExt/Controllers/NPOIHelper.cs
index 06b4bc96..4bf128c8 100644
--- a/labs/Teacher/TeacherExt/Controllers/NPOIHelper.cs
+++ b/labs/Teacher/TeacherExt/Controllers/NPOIHelper.cs
@@ -5,6 +5,7 @@ using System;
 using System.Collections.Generic;
 using System.ComponentModel.DataAnnotations;
 using System.Linq;
+using System.Linq.Expressions;
 using System.Reflection;
 using System.Text;
 
@@ -24,10 +25,48 @@ namespace TeacherExt.Controllers
             return cell;
         }
 
+        public static ICell SetCell(this IRow row,int col, ICellStyle style,object value)
+        {
+            var cell = row.GetCell(col) ?? row.CreateCell(col);
+            cell.SetStyle(style);
+            if(value!=null)
+            {
+                if(value.GetType().UnderlyingSystemType == typeof(int))
+                {
+                    cell.SetCellType(CellType.Numeric);
+                    cell.SetCellValue((value as int?).Value);
+                }
+                else if(value.GetType().UnderlyingSystemType==typeof(DateTime))
+                {
+                    cell.SetCellType(CellType.String);
+                    cell.SetCellValue((value as DateTime?).Value);
+                }
+                else
+                {
+                    cell.SetCellType(CellType.String);
+                    cell.SetCellValue(value as string);
+                }
+            }
+            else
+            {
+                cell.SetCellType(CellType.String);
+                cell.SetCellValue("无");
+            }
+            return cell;
+        }
         public static IRow Order(this IRow row, int order)
         {
             return row;
         }
+        public static IRow Export(this IRow row, string rawCol, List<string> allExportHeaders, Expression<Func<dynamic>> property)
+        {
+            var excelHeader = ((property.Body as UnaryExpression)?.Operand as MemberExpression)?.Member?.GetCustomAttribute<ExcelHeaderAttribute>()?.Header;
+            if (allExportHeaders!=null&& property != null&&!string.IsNullOrEmpty(excelHeader)&&!allExportHeaders.Contains(excelHeader))
+            {
+                return null;
+            }
+            return row;
+        }
 
         public static ICellStyle CreateStyle(ISheet sheet, short? backgroundColor = null, double? fontSize = null, short? fontColor = null, bool isBold = false, string fontName = null, bool? textWrap = null)
         {
diff --git a/labs/Teacher/TeacherExt/Models/EditTeacherModel.cs b/labs/Teacher/TeacherExt/Models/EditTeacherModel.cs
index 4725b0dd..ab6aacca 100644
--- a/labs/Teacher/TeacherExt/Models/EditTeacherModel.cs
+++ b/labs/Teacher/TeacherExt/Models/EditTeacherModel.cs
@@ -44,7 +44,7 @@ namespace TeacherExt.Models
 
         [ExcelHeader("序号")]
         [HiddenInput]
-        public int DisplayOrder { get; set; }
+        public int? DisplayOrder { get; set; }
 
         [ExcelHeader("工作单位")]
         [ReadOnly(true)]