diff --git a/mailbox-lan/src/main/java/com/biutag/lan/controller/system/DeptController.java b/mailbox-lan/src/main/java/com/biutag/lan/controller/system/DeptController.java
index 2aacf42..f9fd52c 100644
--- a/mailbox-lan/src/main/java/com/biutag/lan/controller/system/DeptController.java
+++ b/mailbox-lan/src/main/java/com/biutag/lan/controller/system/DeptController.java
@@ -35,6 +35,7 @@ public class DeptController {
         return AjaxResult.success(list);
     }
 
+    @NotPower
     @GetMapping("/list")
     @ApiOperation(value="部门列表")
     public AjaxResult<JSONArray> list(@Validated DeptSearchValidate searchValidate) {
diff --git a/mailbox-lan/src/main/java/com/biutag/lan/controller/work/WorkController.java b/mailbox-lan/src/main/java/com/biutag/lan/controller/work/WorkController.java
index 5cdaa41..66e8eea 100644
--- a/mailbox-lan/src/main/java/com/biutag/lan/controller/work/WorkController.java
+++ b/mailbox-lan/src/main/java/com/biutag/lan/controller/work/WorkController.java
@@ -1,18 +1,22 @@
 package com.biutag.lan.controller.work;
 
+import com.alibaba.fastjson2.JSON;
 import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
 import com.biutag.aop.NotPower;
 import com.biutag.core.AjaxResult;
 import com.biutag.lan.domain.Work;
 import com.biutag.lan.domain.bo.MailQuery;
 import com.biutag.lan.domain.vo.WorkVo;
+import com.biutag.lan.service.MailSourceService;
 import com.biutag.lan.service.WorkService;
 import jakarta.servlet.http.HttpServletResponse;
 import lombok.RequiredArgsConstructor;
+import org.springframework.transaction.annotation.Transactional;
 import org.springframework.web.bind.annotation.*;
 import org.springframework.web.multipart.MultipartFile;
 
 import java.io.IOException;
+import java.util.List;
 
 @RequestMapping("api/work")
 @RequiredArgsConstructor
@@ -20,6 +24,7 @@ import java.io.IOException;
 public class WorkController {
 
     private final WorkService workService;
+    private final MailSourceService mailSourceService;
 
     @NotPower
     @GetMapping("{workState}")
@@ -41,9 +46,16 @@ public class WorkController {
 
     @NotPower
     @PostMapping("import")
-    public AjaxResult<Void> importExcel(MultipartFile file) throws IOException {
-        workService.importExcel(file);
-        return AjaxResult.success();
+    @Transactional(rollbackFor = Exception.class)
+    public AjaxResult<Void> importExcel(@RequestBody String workVoList) {
+        List<WorkVo> data = JSON.parseArray(workVoList, WorkVo.class);
+        return workService.saveExcelBatch(data) && mailSourceService.saveExcelBatch(data) ? AjaxResult.success() : AjaxResult.failed("导入失败");
+    }
+
+    @NotPower
+    @PostMapping("check")
+    public AjaxResult<List<WorkVo>> check(MultipartFile file, MailQuery mailQuery) throws IOException {
+        return workService.checkExcel(file, mailQuery);
     }
 
     @NotPower
diff --git a/mailbox-lan/src/main/java/com/biutag/lan/domain/vo/WorkVo.java b/mailbox-lan/src/main/java/com/biutag/lan/domain/vo/WorkVo.java
index 14965fc..4887c5d 100644
--- a/mailbox-lan/src/main/java/com/biutag/lan/domain/vo/WorkVo.java
+++ b/mailbox-lan/src/main/java/com/biutag/lan/domain/vo/WorkVo.java
@@ -1,6 +1,5 @@
 package com.biutag.lan.domain.vo;
 
-import com.alibaba.excel.annotation.ExcelIgnore;
 import com.alibaba.excel.annotation.ExcelProperty;
 import com.fasterxml.jackson.annotation.JsonFormat;
 import lombok.Getter;
@@ -12,7 +11,7 @@ import java.time.LocalDateTime;
 @Getter
 public class WorkVo {
 
-    @ExcelIgnore
+    @ExcelProperty("工作流ID")
     private Integer id;
 
     /**
@@ -27,7 +26,7 @@ public class WorkVo {
     @ExcelProperty("联系电话")
     private String contactPhone;
 
-    @ExcelIgnore
+    @ExcelProperty("联系人身份证号")
     private String contactIdCard;
 
     /**
@@ -52,13 +51,13 @@ public class WorkVo {
     /**
      * 信件ID
      */
-
+    @ExcelProperty("信件ID")
     private String mailId;
 
     /**
      * 信件等级
      */
-    @ExcelIgnore
+    @ExcelProperty("信件等级")
     private String mailLevel;
 
     /**
@@ -76,7 +75,7 @@ public class WorkVo {
     /**
      * 信件流程节点
      */
-    @ExcelIgnore
+    @ExcelProperty("流程节点ID")
     private String flowKey;
 
     /**
@@ -94,7 +93,7 @@ public class WorkVo {
     /**
      * 办理单位ID（三级单位）
      */
-    @ExcelIgnore
+    @ExcelProperty("办理单位ID-三级")
     private Integer threeDeptId;
 
     @ExcelProperty("办理单位")
@@ -103,7 +102,7 @@ public class WorkVo {
     /**
      * 工作类型
      */
-    @ExcelIgnore
+    @ExcelProperty("工作类型")
     private String workType;
 
     /**
diff --git a/mailbox-lan/src/main/java/com/biutag/lan/mapper/WorkMapper.java b/mailbox-lan/src/main/java/com/biutag/lan/mapper/WorkMapper.java
index 71109d0..6192540 100644
--- a/mailbox-lan/src/main/java/com/biutag/lan/mapper/WorkMapper.java
+++ b/mailbox-lan/src/main/java/com/biutag/lan/mapper/WorkMapper.java
@@ -16,4 +16,6 @@ public interface WorkMapper extends BaseMapper<Work> {
     @Select("select count(w.id) from work w left join mail m on w.mail_id = m.id where m.flow_key = #{flowKey} and w.sign_dept_id = #{deptId}")
     Integer selectCount(String flowKey, Integer deptId);
 
+    @Select("select count(w.mail_id) from work w where w.mail_id = #{mailId}")
+    Integer countByFilter(String mailId);
 }
diff --git a/mailbox-lan/src/main/java/com/biutag/lan/service/ExcelService.java b/mailbox-lan/src/main/java/com/biutag/lan/service/ExcelService.java
index 763e5c3..02ee12f 100644
--- a/mailbox-lan/src/main/java/com/biutag/lan/service/ExcelService.java
+++ b/mailbox-lan/src/main/java/com/biutag/lan/service/ExcelService.java
@@ -1,35 +1,52 @@
 package com.biutag.lan.service;
 
+import cn.hutool.core.util.StrUtil;
 import com.alibaba.excel.context.AnalysisContext;
 import com.alibaba.excel.read.listener.ReadListener;
+import com.baomidou.mybatisplus.core.conditions.query.QueryWrapper;
+import com.biutag.lan.domain.Work;
+import com.biutag.lan.domain.bo.MailQuery;
 import com.biutag.lan.domain.vo.WorkVo;
-import lombok.extern.slf4j.Slf4j;
+import com.biutag.lan.mapper.WorkMapper;
+import lombok.Getter;
 
-import java.sql.Connection;
-import java.sql.PreparedStatement;
 import java.util.ArrayList;
 import java.util.List;
 
-@Slf4j
+@Getter
 public class ExcelService implements ReadListener<WorkVo> {
-    // 定义一个批量插入的大小
-    private static final int BATCH_SIZE = 100;
-    // 定义一个缓存的列表，用于存储读取到的数据
-    private List<WorkVo> dataList = new ArrayList<>(BATCH_SIZE);
-    // 定义一个数据库连接对象
-    private Connection connection;
-    // 定义一个预编译的SQL语句对象
-    private PreparedStatement preparedStatement;
-    public ExcelService(WorkService workService) {
+    private List<Work> dbDatalist;
+    private List<WorkVo> excelDatalist = new ArrayList<>();
+
+    private List<WorkVo> result;
+
+    private final WorkMapper workMapper;
+    private final MailQuery mailQuery;
+
+    public ExcelService(WorkMapper workMapper, MailQuery mailQuery) {
+        this.workMapper = workMapper;
+        this.mailQuery = mailQuery;
     }
 
     @Override
     public void invoke(WorkVo workVo, AnalysisContext analysisContext) {
-
+        excelDatalist.add(workVo);
     }
 
     @Override
     public void doAfterAllAnalysed(AnalysisContext analysisContext) {
-
+        QueryWrapper<Work> queryWrapper = new QueryWrapper<Work>()
+                .ge(StrUtil.isNotBlank(mailQuery.getMailTimeStart()), "TO_CHAR(m.mail_time, 'YYYY-MM-DD')", mailQuery.getMailTimeStart())
+                .le(StrUtil.isNotBlank(mailQuery.getMailTimeStartEnd()), "TO_CHAR(m.mail_time, 'YYYY-MM-DD')", mailQuery.getMailTimeStartEnd());
+        dbDatalist = workMapper.selectList(queryWrapper);
+        for (WorkVo workVo : excelDatalist) {
+            for (Work work : dbDatalist) {
+                if (work.getMailId().equals(workVo.getMailId())) {
+                    excelDatalist.remove(workVo);
+                    break;
+                }
+            }
+        }
+        result = excelDatalist;
     }
 }
diff --git a/mailbox-lan/src/main/java/com/biutag/lan/service/MailSourceService.java b/mailbox-lan/src/main/java/com/biutag/lan/service/MailSourceService.java
index e77288b..3d48320 100644
--- a/mailbox-lan/src/main/java/com/biutag/lan/service/MailSourceService.java
+++ b/mailbox-lan/src/main/java/com/biutag/lan/service/MailSourceService.java
@@ -5,11 +5,15 @@ import com.baomidou.mybatisplus.core.conditions.query.QueryWrapper;
 import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
 import com.biutag.lan.domain.MailSource;
 import com.biutag.lan.domain.bo.MailOuter;
+import com.biutag.lan.domain.vo.WorkVo;
 import com.biutag.lan.mapper.MailSourceMapper;
+import jakarta.annotation.Resource;
 import lombok.RequiredArgsConstructor;
+import org.springframework.beans.BeanUtils;
 import org.springframework.stereotype.Service;
 import org.springframework.transaction.annotation.Transactional;
 
+import java.time.LocalDateTime;
 import java.util.List;
 import java.util.stream.Collectors;
 
@@ -18,6 +22,8 @@ import java.util.stream.Collectors;
 public class MailSourceService extends ServiceImpl<MailSourceMapper, MailSource> {
 
     private final WorkService workService;
+    @Resource
+    private MailSourceMapper mailSourceMapper;
 
     @Transactional(rollbackFor = Exception.class)
     public boolean saveBatch(List<MailOuter> mailOuterList) {
@@ -37,4 +43,18 @@ public class MailSourceService extends ServiceImpl<MailSourceMapper, MailSource>
         return count(queryWrapper);
     }
 
+    public boolean saveExcelBatch(List<WorkVo> mailSources) {
+        LocalDateTime now = LocalDateTime.now();
+        List<MailSource> list = mailSources.stream().map(mail -> {
+            MailSource mail1 = new MailSource();
+            BeanUtils.copyProperties(mail, mail1);
+            return mail1;
+        }).filter(mail -> {
+            QueryWrapper<MailSource> queryWrapper = new QueryWrapper<MailSource>()
+                    .eq("id", mail.getId());
+            return !(mailSourceMapper.selectCount(queryWrapper) > 0);
+        }).collect(Collectors.toList());
+
+        return saveBatch(list);
+    }
 }
diff --git a/mailbox-lan/src/main/java/com/biutag/lan/service/WorkService.java b/mailbox-lan/src/main/java/com/biutag/lan/service/WorkService.java
index 7def5bc..b144c07 100644
--- a/mailbox-lan/src/main/java/com/biutag/lan/service/WorkService.java
+++ b/mailbox-lan/src/main/java/com/biutag/lan/service/WorkService.java
@@ -7,6 +7,7 @@ import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
 import com.baomidou.mybatisplus.core.conditions.query.QueryWrapper;
 import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
 import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
+import com.biutag.core.AjaxResult;
 import com.biutag.enums.RoleEnum;
 import com.biutag.lan.AdminThreadLocal;
 import com.biutag.lan.domain.Mail;
@@ -39,6 +40,9 @@ public class WorkService extends ServiceImpl<WorkMapper, Work> {
     @Resource
     private MailLabelMapper mailLabelMapper;
 
+    @Resource
+    private WorkMapper workMapper;
+
     public boolean saveBatch(List<MailSource> mailSources) {
         LocalDateTime now = LocalDateTime.now();
         List<Work> list = mailSources.stream().map(mail -> {
@@ -57,6 +61,17 @@ public class WorkService extends ServiceImpl<WorkMapper, Work> {
         return saveBatch(list);
     }
 
+    public boolean saveExcelBatch(List<WorkVo> mailSources) {
+        LocalDateTime now = LocalDateTime.now();
+        List<Work> list = mailSources.stream().map(mail -> {
+            Work work = new Work();
+            BeanUtils.copyProperties(mail, work);
+            return work;
+        }).filter(mail -> !(workMapper.countByFilter(mail.getMailId()) > 0)).collect(Collectors.toList());
+
+        return saveBatch(list);
+    }
+
     public boolean save(Mail mail, String empNo, LocalDateTime time) {
         Work work = new Work();
         BeanUtils.copyProperties(mail, work);
@@ -324,10 +339,6 @@ public class WorkService extends ServiceImpl<WorkMapper, Work> {
         EasyExcel.write(response.getOutputStream(), WorkVo.class).sheet("模板").doWrite(data);
     }
 
-    public void importExcel(MultipartFile file) throws IOException {
-        EasyExcel.read(file.getInputStream(), WorkVo.class, new ExcelService(this)).sheet().doRead();
-    }
-
     public Page<WorkVo> dissatisfied(Page<Work> page, MailQuery todoQuery) {
         QueryWrapper<Work> queryWrapper = new QueryWrapper<Work>()
                 .ge(StrUtil.isNotBlank(todoQuery.getMailTimeStart()), "TO_CHAR(m.mail_time, 'YYYY-MM-DD')", todoQuery.getMailTimeStart())
@@ -337,9 +348,9 @@ public class WorkService extends ServiceImpl<WorkMapper, Work> {
                 .eq(StrUtil.isNotBlank(todoQuery.getMailCategory()), "m.mail_category", todoQuery.getMailCategory())
                 .like(StrUtil.isNotBlank(todoQuery.getThreeDeptName()), "m.three_dept_name", todoQuery.getThreeDeptName())
 //                .eq(StrUtil.isNotBlank(todoQuery.getAppealState()), "m.appeal_state", todoQuery.getAppealState())
-                .eq("m.satisfaction_status","不满意")
+                .eq("m.satisfaction_status", "不满意")
                 .or()
-                .eq("m.verify_feedback","不满意");
+                .eq("m.verify_feedback", "不满意");
         Integer roleId = AdminThreadLocal.getRoleId();
         // 与角色相关的件
         if (roleId.equals(RoleEnum.MUNICIPAL_DEPT_CLASSES.getRoleId()) ||
@@ -371,4 +382,10 @@ public class WorkService extends ServiceImpl<WorkMapper, Work> {
         queryWrapper.orderByDesc("w.update_time");
         return baseMapper.selectPageTodo(page, queryWrapper);
     }
+
+    public AjaxResult<List<WorkVo>> checkExcel(MultipartFile file, MailQuery mailQuery) throws IOException {
+        ExcelService excelService = new ExcelService(workMapper, mailQuery);
+        EasyExcel.read(file.getInputStream(), WorkVo.class, excelService).sheet().doRead();
+        return AjaxResult.success(excelService.getResult());
+    }
 }