diff --git a/coolstore-partner-dao/src/main/java/com/cool/store/dao/RegionDAO.java b/coolstore-partner-dao/src/main/java/com/cool/store/dao/RegionDAO.java
index 1318be319..4e0b2b782 100644
--- a/coolstore-partner-dao/src/main/java/com/cool/store/dao/RegionDAO.java
+++ b/coolstore-partner-dao/src/main/java/com/cool/store/dao/RegionDAO.java
@@ -74,4 +74,26 @@ public class RegionDAO {
         return regionMapper.getRegionInfoByRegionId(regionId);
     }
 
+    /**
+     * 判断一个节点是否是叶子节点
+     * @param regionId
+     * @return
+     */
+    public boolean isLeafNode(String regionId){
+        Integer subCount = regionMapper.getSubNodeCountByRegionId(regionId);
+        return subCount <= CommonConstants.ZERO;
+    }
+
+    /**
+     * 删除区域
+     * @param regionId
+     * @return
+     */
+    public Integer deleteRegionByRegionId(String regionId){
+        if(StringUtils.isBlank(regionId)){
+            return CommonConstants.ZERO;
+        }
+        return regionMapper.deleteRegionByRegionId(regionId);
+    }
+
 }
diff --git a/coolstore-partner-dao/src/main/java/com/cool/store/mapper/RegionMapper.java b/coolstore-partner-dao/src/main/java/com/cool/store/mapper/RegionMapper.java
index 6d7e785f2..d3ce3ebd2 100644
--- a/coolstore-partner-dao/src/main/java/com/cool/store/mapper/RegionMapper.java
+++ b/coolstore-partner-dao/src/main/java/com/cool/store/mapper/RegionMapper.java
@@ -58,4 +58,17 @@ public interface RegionMapper {
      * @return
      */
     RegionDO getRegionInfoByRegionId(@Param("regionId") String regionId);
+
+    /**
+     * 获取区域的子节点个数
+     * @return
+     */
+    Integer getSubNodeCountByRegionId(@Param("regionId") String regionId);
+
+    /**
+     * 删除区域
+     * @param regionId
+     * @return
+     */
+    Integer deleteRegionByRegionId(@Param("regionId") String regionId);
 }
\ No newline at end of file
diff --git a/coolstore-partner-dao/src/main/resources/mapper/RegionMapper.xml b/coolstore-partner-dao/src/main/resources/mapper/RegionMapper.xml
index 95576d52f..c6f5aeb70 100644
--- a/coolstore-partner-dao/src/main/resources/mapper/RegionMapper.xml
+++ b/coolstore-partner-dao/src/main/resources/mapper/RegionMapper.xml
@@ -196,4 +196,12 @@
         where
             deleted = 0 and region_id= #{regionId}
     </select>
+    
+    <select id="getSubNodeCountByRegionId" resultType="integer">
+        select count(1) from region where deleted = 0 and parent_id = #{regionId}
+    </select>
+
+    <update id="deleteRegionByRegionId">
+        update region set deleted = 1 where region_id = #{regionId}
+    </update>
 </mapper>
\ No newline at end of file
diff --git a/coolstore-partner-service/src/main/java/com/cool/store/service/EnterpriseSyncService.java b/coolstore-partner-service/src/main/java/com/cool/store/service/EnterpriseSyncService.java
index 28bc91c6a..26ad47d82 100644
--- a/coolstore-partner-service/src/main/java/com/cool/store/service/EnterpriseSyncService.java
+++ b/coolstore-partner-service/src/main/java/com/cool/store/service/EnterpriseSyncService.java
@@ -11,6 +11,9 @@ import com.cool.store.dto.dept.DepartmentEventDTO;
  */
 public interface EnterpriseSyncService {
 
+    /**
+     * 全量同步
+     */
     void syncAll();
 
     /**
diff --git a/coolstore-partner-service/src/main/java/com/cool/store/service/impl/EnterpriseSyncServiceImpl.java b/coolstore-partner-service/src/main/java/com/cool/store/service/impl/EnterpriseSyncServiceImpl.java
index 564dbfe43..450fb20fe 100644
--- a/coolstore-partner-service/src/main/java/com/cool/store/service/impl/EnterpriseSyncServiceImpl.java
+++ b/coolstore-partner-service/src/main/java/com/cool/store/service/impl/EnterpriseSyncServiceImpl.java
@@ -85,7 +85,10 @@ public class EnterpriseSyncServiceImpl implements EnterpriseSyncService {
         }
     }
 
-
+    /**
+     * 同步组织架构
+     * @return
+     */
     private Pair<List<RegionDO>, Multimap<String, String>> syncRegion(){
         //同步部门
         List<SysDepartmentDTO> departments = isvHttpRequest.getSubDepartments(CommonConstants.ROOT_DEPT_ID_STR, true);
@@ -239,13 +242,23 @@ public class EnterpriseSyncServiceImpl implements EnterpriseSyncService {
                 dealUserLeaderDept(updateLeaderDeptMap);
                 break;
             case DEPARTMENT_DELETED:
-                syncAll();
+                boolean leafNode = regionDAO.isLeafNode(departmentDetail.getId());
+                if(leafNode){
+                    //叶子节点的时候会删除部门
+                    regionDAO.deleteRegionByRegionId(departmentDetail.getId());
+                }else{
+                    syncAll();
+                }
                 break;
             default:
                 return;
         }
     }
 
+    /**
+     * 处理用户负责部门信息
+     * @param leaderDeptMap
+     */
     public void dealUserLeaderDept(Multimap<String, String> leaderDeptMap){
         if(leaderDeptMap.isEmpty()){
             return;