diff --git a/mailbox-lan/src/main/java/com/biutag/lan/flow/node/FirstDistributeFlow.java b/mailbox-lan/src/main/java/com/biutag/lan/flow/node/FirstDistributeFlow.java
index 2521f8a..b5bade6 100644
--- a/mailbox-lan/src/main/java/com/biutag/lan/flow/node/FirstDistributeFlow.java
+++ b/mailbox-lan/src/main/java/com/biutag/lan/flow/node/FirstDistributeFlow.java
@@ -88,7 +88,6 @@ public class FirstDistributeFlow extends Flow {
                 .setFlowName(nextNode.getFlowNode().getBeforeName())
                 // 下一节点操作人
                 .setCurrentOperator(String.format("%s专班", deptVo.getShortName()))
-                .setFlowLimitedLastHandlerTime(now)
                 .setSecondDeptId(mainDeptId)
                 .setSecondDeptName(deptVo.getShortName())
                 .setFirstDistributeInfo(firstDistributeInfo.toJSONString())
diff --git a/mailbox-lan/src/main/java/com/biutag/lan/flow/node/SecondDistributeFlow.java b/mailbox-lan/src/main/java/com/biutag/lan/flow/node/SecondDistributeFlow.java
index ddecbbd..d70ebcb 100644
--- a/mailbox-lan/src/main/java/com/biutag/lan/flow/node/SecondDistributeFlow.java
+++ b/mailbox-lan/src/main/java/com/biutag/lan/flow/node/SecondDistributeFlow.java
@@ -118,7 +118,6 @@ public class SecondDistributeFlow extends Flow {
                     .setFlowKey(nextNode.getFlowNode().getKey())
                     .setFlowName(nextNode.getFlowNode().getBeforeName())
                     .setCurrentOperator(String.format("%s专班", deptVo.getShortName()))
-                    .setFlowLimitedLastHandlerTime(now)
                     .setThreeDeptId(mainDeptId)
                     .setThreeDeptName(deptVo.getShortName())
                     .setSecondDistributeFiles(data.getString("files"))
diff --git a/mailbox-lan/src/main/java/com/biutag/lan/flow/node/ThreeContactWriterFlow.java b/mailbox-lan/src/main/java/com/biutag/lan/flow/node/ThreeContactWriterFlow.java
index 1d70ae7..4ac945d 100644
--- a/mailbox-lan/src/main/java/com/biutag/lan/flow/node/ThreeContactWriterFlow.java
+++ b/mailbox-lan/src/main/java/com/biutag/lan/flow/node/ThreeContactWriterFlow.java
@@ -74,8 +74,7 @@ public class ThreeContactWriterFlow extends Flow {
                 .setContactDuration(data.getLong("contactDuration"))
                 .setContactFlag(data.getBoolean("contactFlag"))
                 .setFlowKey(nextNode.getFlowNode().getKey())
-                .setFlowName(nextNode.getFlowNode().getBeforeName())
-                .setFlowLimitedLastHandlerTime(mail.getFirstDistributeTime());
+                .setFlowName(nextNode.getFlowNode().getBeforeName());
         // 如果是简易流程
         if (mail.getSimpleFlowFlag()) {
             mail.setFlowKey(FlowNodeEnum.VERIFY.getKey())
diff --git a/mailbox-lan/src/main/java/com/biutag/lan/flow/node/ThreeSignFlow.java b/mailbox-lan/src/main/java/com/biutag/lan/flow/node/ThreeSignFlow.java
index 8de56e1..b8ee961 100644
--- a/mailbox-lan/src/main/java/com/biutag/lan/flow/node/ThreeSignFlow.java
+++ b/mailbox-lan/src/main/java/com/biutag/lan/flow/node/ThreeSignFlow.java
@@ -23,7 +23,6 @@ import org.springframework.stereotype.Component;
 import org.springframework.transaction.annotation.Transactional;
 import org.springframework.util.Assert;
 
-import java.time.Duration;
 import java.time.LocalDateTime;
 import java.util.Objects;
 
@@ -93,12 +92,12 @@ public class ThreeSignFlow extends Flow {
                     .set(Mail::getFlowName, FlowNameEnum.MAIL_RETURN.getName())
                     .set(Mail::getFlowLimitedLastHandlerTime, now)
                     .set(Mail::getExtensionDays, null)
+                    .set(Mail::getExtensionDays, 0)
                     .set(Mail::getSecondDistributeTime, now);
             // 如果在申请延期中
             if (ExtensionState.applying.name().equals(mail.getExtensionState())) {
                 updateWrapper.set(Mail::getExtensionReason, null)
                         .set(Mail::getExtensionState, null)
-                        .set(Mail::getExtensionDays, 0)
                         .set(Mail::getExtensionRequestId, null)
                         .set(Mail::getExtensionFlag, false);
             }
@@ -141,9 +140,7 @@ public class ThreeSignFlow extends Flow {
         // 更新信件
         mail.setUpdateTime(now)
                 .setFlowKey(nextNode.getFlowNode().getKey())
-                .setFlowName(nextNode.getFlowNode().getBeforeName())
-                // 更新操作时间
-                .setFlowLimitedLastHandlerTime(now);
+                .setFlowName(nextNode.getFlowNode().getBeforeName());
         mailService.updateById(mail);
         // 通知
         noticeService.sendNoticeDoneByRole();
diff --git a/mailbox-lan/src/main/java/com/biutag/lan/service/IDeptService.java b/mailbox-lan/src/main/java/com/biutag/lan/service/IDeptService.java
index 975d850..b46f393 100644
--- a/mailbox-lan/src/main/java/com/biutag/lan/service/IDeptService.java
+++ b/mailbox-lan/src/main/java/com/biutag/lan/service/IDeptService.java
@@ -30,6 +30,7 @@ public interface IDeptService {
 
     List<DeptTree> treeByDeptId(String deptId);
 
+    // 获取所有子节点ID
     List<String> getAllIds(String deptId);
 
     List<String> getAllDeptIdsByAuth();
diff --git a/mailbox-lan/src/main/java/com/biutag/lan/service/impl/DutyServiceImpl.java b/mailbox-lan/src/main/java/com/biutag/lan/service/impl/DutyServiceImpl.java
index 42fa959..8b28e5c 100644
--- a/mailbox-lan/src/main/java/com/biutag/lan/service/impl/DutyServiceImpl.java
+++ b/mailbox-lan/src/main/java/com/biutag/lan/service/impl/DutyServiceImpl.java
@@ -9,6 +9,8 @@ import com.biutag.entity.setting.DictData;
 import com.biutag.entity.system.Dept;
 import com.biutag.entity.system.Duty;
 import com.biutag.entity.system.PoliceUser;
+import com.biutag.enums.RoleEnum;
+import com.biutag.lan.config.AdminThreadLocal;
 import com.biutag.lan.domain.validate.commons.PageValidate;
 import com.biutag.lan.domain.validate.system.DutyCreateValidate;
 import com.biutag.lan.domain.validate.system.DutySearchValidate;
@@ -17,6 +19,7 @@ import com.biutag.lan.domain.vo.system.DutyDetailVo;
 import com.biutag.lan.domain.vo.system.DutyListedVo;
 import com.biutag.lan.mapper.DataScreenMapper;
 import com.biutag.lan.mapper.PoliceUserMapper;
+import com.biutag.lan.service.IDeptService;
 import com.biutag.lan.service.IDutyService;
 import com.biutag.mapper.setting.DictDataMapper;
 import com.biutag.mapper.system.DeptMapper;
@@ -48,9 +51,13 @@ public class DutyServiceImpl implements IDutyService {
     @Resource
     DeptMapper deptMapper;
 
+    @Resource
+    IDeptService deptService;
+
     @Resource
     DictDataMapper dictDataMapper;
 
+
     /**
      * 值班列表
      *
@@ -68,6 +75,10 @@ public class DutyServiceImpl implements IDutyService {
                 .like(StrUtil.isNotBlank(searchValidate.getEmpNo()), Duty::getEmpNo, searchValidate.getEmpNo())
                 .like(StrUtil.isNotBlank(searchValidate.getMobile()), Duty::getMobile, searchValidate.getMobile())
                 .eq(StrUtil.isNotBlank(searchValidate.getDeptType()), Duty::getDeptType, searchValidate.getDeptType());
+        if (!RoleEnum.PROVINCIAL_CLASSES.getRoleId().equals(AdminThreadLocal.getRoleId())) {
+            List<String> deptIds = deptService.getAllIds(AdminThreadLocal.getDeptId());
+            queryWrapper.in(Duty::getDepartId, deptIds);
+        }
         Page<Duty> dutyPage = dutyMapper.selectPage(Page.of(page, limit), queryWrapper);
         List<DutyListedVo> records = dutyPage.getRecords().stream().map(item -> {
             DutyListedVo vo = new DutyListedVo();
diff --git a/mailbox-lan/src/main/resources/templates/湖南省公安厅厅长信箱即接即办系统平台-操作手册V1.pdf b/mailbox-lan/src/main/resources/templates/湖南省公安厅厅长信箱即接即办系统平台-操作手册V1.pdf
index d3eff9b..29c0335 100644
Binary files a/mailbox-lan/src/main/resources/templates/湖南省公安厅厅长信箱即接即办系统平台-操作手册V1.pdf and b/mailbox-lan/src/main/resources/templates/湖南省公安厅厅长信箱即接即办系统平台-操作手册V1.pdf differ
diff --git a/mailbox-lan/src/test/java/com/biutag/lan/TestCase.java b/mailbox-lan/src/test/java/com/biutag/lan/TestCase.java
index afbf694..ddc255f 100644
--- a/mailbox-lan/src/test/java/com/biutag/lan/TestCase.java
+++ b/mailbox-lan/src/test/java/com/biutag/lan/TestCase.java
@@ -1,5 +1,7 @@
 package com.biutag.lan;
 
+import cn.hutool.core.date.DateUnit;
+import cn.hutool.core.date.DateUtil;
 import cn.hutool.core.io.FileTypeUtil;
 import cn.hutool.core.util.TypeUtil;
 import com.biutag.util.NumberUtils;
@@ -10,14 +12,21 @@ import java.nio.charset.Charset;
 import java.nio.charset.StandardCharsets;
 import java.time.Duration;
 import java.time.LocalDateTime;
+import java.util.Date;
 
 
 public class TestCase {
 
     @Test
     public void test1() throws Exception {
-        Long total = 0L;
-        NumberUtils.rate(1, total);
+        Date date = new Date();
+        date.setTime(1757585640575L);
+        Date date1 = new Date();
+        date1.setTime(1757585665596L);
+        System.out.println(DateUtil.format(date, "yyyy-MM-dd HH:mm:ss"));
+        System.out.println(DateUtil.format(date1, "yyyy-MM-dd HH:mm:ss"));
+        long between = DateUtil.between(date, date1, DateUnit.SECOND);
+        System.out.println(between);
     }
 
     private static String recover(String text, String sourceCharset, String targetCharset) {
diff --git a/mailbox-outer/src/main/java/com/biutag/outer/service/MailService.java b/mailbox-outer/src/main/java/com/biutag/outer/service/MailService.java
index b06d527..ce8f0d1 100644
--- a/mailbox-outer/src/main/java/com/biutag/outer/service/MailService.java
+++ b/mailbox-outer/src/main/java/com/biutag/outer/service/MailService.java
@@ -41,7 +41,7 @@ public class MailService extends ServiceImpl<MailMapper, Mail> {
                 .eq(Mail::getContactPhone, mailBo.getContactPhone())
                 .between(Mail::getCreateTime, DateUtil.beginOfDay(now), DateUtil.endOfDay(now)));
         if (count >= 3) {
-            throw new RuntimeException("您当日的写信次数已达到最大限制！");
+            throw new RuntimeException("您当日的写信次数已达最大限制！请勿重复投诉！");
         }
         Mail mail = mailBo.toEntity();
         mail.setId(generateMailId());