diff --git a/mailbox-lan/src/main/java/com/biutag/lan/service/DataService.java b/mailbox-lan/src/main/java/com/biutag/lan/service/DataService.java
index 654e8e2..6bd8f0c 100644
--- a/mailbox-lan/src/main/java/com/biutag/lan/service/DataService.java
+++ b/mailbox-lan/src/main/java/com/biutag/lan/service/DataService.java
@@ -436,8 +436,6 @@ public class DataService extends ServiceImpl<DataMapper, Mail> {
             list_item.add(item.get("second_dept_name1"));
             list_item.add(item.get("allcount1"));
             for (int i = 0;i<variables.size();i++){
-                System.out.println("EEEEEEEEEEEEEEEE"+variables.size());
-                System.out.println("EEEEEEEEEEEEEEEE"+item.get("countrate"+(i + 1)));
                 list_item.add(item.get("sumcount"+(i + 1)));
                 list_item.add(item.get("countrate"+(i + 1)));
             }
@@ -465,38 +463,78 @@ public class DataService extends ServiceImpl<DataMapper, Mail> {
     public void exportcategory(HttpServletResponse response, DataSearchValidate dataSearchValidate) throws IOException {
         List<List<String>> head = new ArrayList<>();
         List<Map<String,Object>> list = new ArrayList<>();
+        List<Map<String,Object>> listdata = new ArrayList<>();
         List<List<Object>> data1 = new ArrayList<>();
         List<String> variables = new ArrayList<>();
-        list = getsourcelist(new Page<>(1, 10000),dataSearchValidate).getRecords();
-        System.out.println(list);
-        Map<String ,Object> item_one = list.get(0);
-        for (Map.Entry<String, Object> entry : item_one.entrySet()) {
-            // 获取键和值
-            String key = entry.getKey();
-            Object value = entry.getValue();
-            // 打印键和值
-            if (key.contains("name")&&!key.contains("second_dept_name")){
-                variables.add(value.toString());
+        list = listForCategoryHeader(dataSearchValidate);
+        listdata = listForCategory(new Page<>(1, 10000),dataSearchValidate).getRecords();
+        head.add(List.of("局长信箱即接即办信件分类统计","单位名称","单位名称","单位名称","单位名称"));
+        head.add(List.of("局长信箱即接即办信件分类统计","信件总量","信件总量","信件总量","信件总量"));
+        for(int father = 2;father<list.size();father++){
+            for (int firstchildren = 0;firstchildren<((List<Map<String,Object>>)list.get(father).get("children")).size();firstchildren++){
+                if (((List<Map<String,Object>>)list.get(father).get("children")).get(firstchildren).get("children")==null){
+                    List<String> stringList = new ArrayList<>();
+                    stringList.add("局长信箱即接即办信件分类统计");
+                    stringList.add(list.get(father).get("label").toString());
+                    stringList.add(((List<Map<String,Object>>)list.get(father).get("children")).get(firstchildren).get("label").toString());
+                    stringList.add(((List<Map<String,Object>>)list.get(father).get("children")).get(firstchildren).get("label").toString());
+                    stringList.add(((List<Map<String,Object>>)list.get(father).get("children")).get(firstchildren).get("label").toString());
+                    System.out.println(stringList);
+                    variables.add(((List<Map<String,Object>>)list.get(father).get("children")).get(firstchildren).get("prop").toString());
+                    head.add(stringList);
+                }else{
+
+                    for (int secondchildren = 0;secondchildren<((List<Map<String,Object>>)((List<Map<String,Object>>)list.get(father).get("children")).get(firstchildren).get("children")).size();secondchildren++){
+                        if (((List<Map<String,Object>>)((List<Map<String,Object>>)list.get(father).get("children")).get(firstchildren).get("children")).get(secondchildren).get("children")==null){
+                            List<String> stringList = new ArrayList<>();
+                            stringList.add("局长信箱即接即办信件分类统计");
+                            stringList.add(list.get(father).get("label").toString());
+                            stringList.add(((List<Map<String,Object>>)list.get(father).get("children")).get(firstchildren).get("label").toString());
+                            stringList.add(((List<Map<String,Object>>)((List<Map<String,Object>>)list.get(father).get("children")).get(firstchildren).get("children")).get(secondchildren).get("label").toString());
+                            stringList.add(((List<Map<String,Object>>)((List<Map<String,Object>>)list.get(father).get("children")).get(firstchildren).get("children")).get(secondchildren).get("label").toString());
+                            head.add(stringList);
+                            variables.add(((List<Map<String,Object>>)((List<Map<String,Object>>)list.get(father).get("children")).get(firstchildren).get("children")).get(secondchildren).get("prop").toString());
+                            continue;
+                        }else{
+                            for (int threechildren = 0;threechildren<((List<Map<String,Object>>)((List<Map<String,Object>>)((List<Map<String,Object>>)list.get(father).get("children")).get(firstchildren).get("children")).get(secondchildren).get("children")).size();threechildren++) {
+                                if (((List<Map<String,Object>>)((List<Map<String,Object>>)list.get(father).get("children")).get(firstchildren).get("children")).get(secondchildren).get("children")==null) {
+                                    List<String> stringList = new ArrayList<>();
+                                    stringList.add("局长信箱即接即办信件分类统计");
+                                    stringList.add(list.get(father).get("label").toString());
+                                    stringList.add(((List<Map<String, Object>>) list.get(father).get("children")).get(firstchildren).get("label").toString());
+                                    stringList.add(((List<Map<String, Object>>) ((List<Map<String, Object>>) list.get(father).get("children")).get(firstchildren).get("children")).get(secondchildren).get("label").toString());
+                                    stringList.add(((List<Map<String, Object>>) ((List<Map<String, Object>>) list.get(father).get("children")).get(firstchildren).get("children")).get(secondchildren).get("label").toString());
+                                    variables.add(((List<Map<String, Object>>) ((List<Map<String, Object>>) list.get(father).get("children")).get(firstchildren).get("children")).get(secondchildren).get("prop").toString());
+                                    head.add(stringList);
+                                }else{
+                                    List<String> stringList = new ArrayList<>();
+                                    stringList.add("局长信箱即接即办信件分类统计");
+                                    stringList.add(list.get(father).get("label").toString());
+                                    stringList.add(((List<Map<String, Object>>) list.get(father).get("children")).get(firstchildren).get("label").toString());
+                                    stringList.add(((List<Map<String, Object>>) ((List<Map<String, Object>>) list.get(father).get("children")).get(firstchildren).get("children")).get(secondchildren).get("label").toString());
+                                    stringList.add(((List<Map<String,Object>>)((List<Map<String,Object>>)((List<Map<String,Object>>)list.get(father).get("children")).get(firstchildren).get("children")).get(secondchildren).get("children")).get(threechildren).get("label").toString());
+                                    variables.add(((List<Map<String,Object>>)((List<Map<String,Object>>)((List<Map<String,Object>>)list.get(father).get("children")).get(firstchildren).get("children")).get(secondchildren).get("children")).get(threechildren).get("prop").toString());
+                                    head.add(stringList);
+                                }
+
+                            }
+                        }
+                    }
+                }
+
             }
+
         }
-        head.add(List.of("局长信箱即接即办信件来源统计","单位名称","单位名称"));
-        head.add(List.of("局长信箱即接即办信件来源统计","信件总量","信件总量"));
-        for (int i = 0;i<variables.size();i++){
-            head.add(List.of("局长信箱即接即办信件来源统计",variables.get(i),"数量"));
-            head.add(List.of("局长信箱即接即办信件来源统计",variables.get(i),"占比"));
-        }
-        for (Map<String ,Object> item : list){
+        for (Map<String ,Object> item : listdata){
             List<Object> list_item = new ArrayList<>();
-            list_item.add(item.get("second_dept_name1"));
-            list_item.add(item.get("allcount1"));
+            list_item.add(item.get("second_dept_name"));
+            list_item.add(item.get("allcount"));
             for (int i = 0;i<variables.size();i++){
-                System.out.println("EEEEEEEEEEEEEEEE"+variables.size());
-                System.out.println("EEEEEEEEEEEEEEEE"+item.get("countrate"+(i + 1)));
-                list_item.add(item.get("sumcount"+(i + 1)));
-                list_item.add(item.get("countrate"+(i + 1)));
+                list_item.add(item.get(variables.get(i)));
             }
             data1.add(list_item);
         }
+
         response.setContentType("application/vnd.openxmlformats-officedocument.spreadsheetml.sheet");
         response.setCharacterEncoding("UTF-8");
         try (OutputStream out = response.getOutputStream()) {
@@ -515,4 +553,5 @@ public class DataService extends ServiceImpl<DataMapper, Mail> {
             }
         }
     }
+
 }
\ No newline at end of file