diff --git a/ruoyi-ccdi/src/main/java/com/ruoyi/ccdi/mapper/CcdiEmployeeMapper.java b/ruoyi-ccdi/src/main/java/com/ruoyi/ccdi/mapper/CcdiEmployeeMapper.java
index 0467a6b..0dae687 100644
--- a/ruoyi-ccdi/src/main/java/com/ruoyi/ccdi/mapper/CcdiEmployeeMapper.java
+++ b/ruoyi-ccdi/src/main/java/com/ruoyi/ccdi/mapper/CcdiEmployeeMapper.java
@@ -7,6 +7,8 @@ import com.ruoyi.ccdi.domain.dto.CcdiEmployeeQueryDTO;
 import com.ruoyi.ccdi.domain.vo.CcdiEmployeeVO;
 import org.apache.ibatis.annotations.Param;
 
+import java.util.List;
+
 /**
  * 员工信息 数据层
  *
@@ -32,4 +34,13 @@ public interface CcdiEmployeeMapper extends BaseMapper<CcdiEmployee> {
      * @return 员工VO
      */
     CcdiEmployeeVO selectEmployeeWithRelatives(@Param("employeeId") Long employeeId);
+
+    /**
+     * 批量插入或更新员工信息
+     * 使用ON DUPLICATE KEY UPDATE语法
+     *
+     * @param list 员工信息列表
+     * @return 影响行数
+     */
+    int insertOrUpdateBatch(@Param("list") List<CcdiEmployee> list);
 }
diff --git a/ruoyi-ccdi/src/main/resources/mapper/ccdi/CcdiEmployeeMapper.xml b/ruoyi-ccdi/src/main/resources/mapper/ccdi/CcdiEmployeeMapper.xml
index ced3092..67bad85 100644
--- a/ruoyi-ccdi/src/main/resources/mapper/ccdi/CcdiEmployeeMapper.xml
+++ b/ruoyi-ccdi/src/main/resources/mapper/ccdi/CcdiEmployeeMapper.xml
@@ -44,4 +44,26 @@
         ORDER BY e.create_time DESC
     </select>
 
+    <!-- 批量插入或更新员工信息 -->
+    <insert id="insertOrUpdateBatch" parameterType="java.util.List">
+        INSERT INTO ccdi_employee
+        (employee_id, name, dept_id, id_card, phone, hire_date, status,
+         create_time, create_by, update_by, update_time, remark)
+        VALUES
+        <foreach collection="list" item="item" separator=",">
+            (#{item.employeeId}, #{item.name}, #{item.deptId}, #{item.idCard},
+             #{item.phone}, #{item.hireDate}, #{item.status}, NOW(),
+             #{item.createBy}, #{item.updateBy}, NOW(), #{item.remark})
+        </foreach>
+        ON DUPLICATE KEY UPDATE
+            name = VALUES(name),
+            dept_id = VALUES(dept_id),
+            phone = VALUES(phone),
+            hire_date = VALUES(hire_date),
+            status = VALUES(status),
+            update_by = VALUES(update_by),
+            update_time = NOW(),
+            remark = VALUES(remark)
+    </insert>
+
 </mapper>