diff --git a/epmet-module/gov-org/gov-org-server/src/main/java/com/epmet/service/impl/CommunityBuildingManagerServiceImpl.java b/epmet-module/gov-org/gov-org-server/src/main/java/com/epmet/service/impl/CommunityBuildingManagerServiceImpl.java
index 0d7593f50c..24fedd15ec 100644
--- a/epmet-module/gov-org/gov-org-server/src/main/java/com/epmet/service/impl/CommunityBuildingManagerServiceImpl.java
+++ b/epmet-module/gov-org/gov-org-server/src/main/java/com/epmet/service/impl/CommunityBuildingManagerServiceImpl.java
@@ -1,10 +1,12 @@
 package com.epmet.service.impl;
 
+import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
 import com.epmet.commons.mybatis.service.impl.BaseServiceImpl;
 import com.epmet.commons.tools.constant.NumConstant;
 import com.epmet.commons.tools.dto.result.CustomerStaffInfoCacheResult;
 import com.epmet.commons.tools.exception.EpmetErrorCode;
 import com.epmet.commons.tools.exception.EpmetException;
+import com.epmet.commons.tools.exception.ValidateException;
 import com.epmet.commons.tools.page.PageData;
 import com.epmet.commons.tools.redis.common.CustomerStaffRedis;
 import com.epmet.commons.tools.utils.ConvertUtils;
@@ -21,6 +23,7 @@ import com.epmet.service.CommunityBuildingManagerService;
 import com.epmet.service.CustomerGridService;
 import com.github.pagehelper.PageHelper;
 import com.github.pagehelper.PageInfo;
+import org.apache.commons.lang3.StringUtils;
 import org.springframework.stereotype.Service;
 import org.springframework.transaction.annotation.Transactional;
 import org.springframework.util.CollectionUtils;
@@ -105,13 +108,27 @@ public class CommunityBuildingManagerServiceImpl extends BaseServiceImpl<Communi
     @Override
     @Transactional(rollbackFor = Exception.class)
     public void save(CommunityBuildingManagerDTO addFormDto) {
-        // 唯一性判断，同一个楼可以有多个楼长吗？待定。。。
+        // 唯一性判断，类型+楼栋id或者类型+单元id唯一
+        checkUnqiue(addFormDto.getType(),addFormDto.getBuildingId(),addFormDto.getUnitId(),null);
         CommunityBuildingManagerEntity entity = ConvertUtils.sourceToTarget(addFormDto, CommunityBuildingManagerEntity.class);
         CustomerGridDTO gridDTO = SpringContextUtils.getBean(CustomerGridService.class).get(addFormDto.getGridId());
         entity.setOrgIdPath(PidUtils.convertPid2OrgIdPath(gridDTO.getId(), gridDTO.getPids()));
         insert(entity);
     }
 
+    private void checkUnqiue(String type, String buildingId, String unitId, String id) {
+        // 1号楼只允许有一个楼长
+        // 1号楼只允许有一个单元长
+        LambdaQueryWrapper<CommunityBuildingManagerEntity> countQuery=new LambdaQueryWrapper<>();
+        countQuery.eq(CommunityBuildingManagerEntity::getType,type)
+                .eq(CommunityBuildingManagerEntity::getBuildingId,buildingId)
+                .eq(StringUtils.isNotBlank(unitId),CommunityBuildingManagerEntity::getUnitId,unitId)
+                .ne(StringUtils.isNotBlank(id),CommunityBuildingManagerEntity::getId,id);
+        if(baseDao.selectCount(countQuery)>NumConstant.ZERO){
+            throw new ValidateException(EpmetErrorCode.EPMET_COMMON_OPERATION_FAIL.getCode(),"所选楼栋(单元)已存在楼长(单元长)");
+        }
+    }
+
     /**
      * 编辑楼长/单元长
      * todo: 同步到具体的楼栋
@@ -122,6 +139,7 @@ public class CommunityBuildingManagerServiceImpl extends BaseServiceImpl<Communi
     @Override
     @Transactional(rollbackFor = Exception.class)
     public void update(CommunityBuildingManagerDTO updateFormDto) {
+        checkUnqiue(updateFormDto.getType(),updateFormDto.getBuildingId(),updateFormDto.getUnitId(),updateFormDto.getId());
         CommunityBuildingManagerEntity entity = ConvertUtils.sourceToTarget(updateFormDto, CommunityBuildingManagerEntity.class);
         CustomerGridDTO gridDTO = SpringContextUtils.getBean(CustomerGridService.class).get(updateFormDto.getGridId());
         entity.setOrgIdPath(PidUtils.convertPid2OrgIdPath(gridDTO.getId(), gridDTO.getPids()));