diff --git a/yudao-module-iot/yudao-module-iot-api/src/main/java/cn/iocoder/yudao/module/iot/enums/ErrorCodeConstants.java b/yudao-module-iot/yudao-module-iot-api/src/main/java/cn/iocoder/yudao/module/iot/enums/ErrorCodeConstants.java
index e8c00c1d03..3da585734b 100644
--- a/yudao-module-iot/yudao-module-iot-api/src/main/java/cn/iocoder/yudao/module/iot/enums/ErrorCodeConstants.java
+++ b/yudao-module-iot/yudao-module-iot-api/src/main/java/cn/iocoder/yudao/module/iot/enums/ErrorCodeConstants.java
@@ -38,9 +38,15 @@ public interface ErrorCodeConstants {
     //======================================数据采集相关=================================================
     ErrorCode DEVICE_MODEL_NOT_EXISTS = new ErrorCode(1_003_000_001, "采集设备模型不存在");
     ErrorCode DEVICE_MODEL_CODE_EXISTS = new ErrorCode(1_003_000_002, "采集设备模型编码已存在");
+    ErrorCode DEVICE_CODE_ALREADY_EXISTS = new ErrorCode(1_003_000_002, "采集设备编码已存在");
+
     ErrorCode DEVICE_ID_MODEL_NOT_EXISTS = new ErrorCode(1_003_000_003, "该设备模型ID不能为空");
     ErrorCode POINT_ID_MODEL_NOT_EXISTS = new ErrorCode(1_003_000_004, "该点位参数ID不能为空");
     ErrorCode DEVICE_MODEL_ATTRIBUTE_NOT_EXISTS = new ErrorCode(1_003_000_005, "采集设备模型点位不存在");
+    ErrorCode DEVICE_MODEL_POINT_CODE_EXISTS = new ErrorCode(1_003_000_005, "采集设备采集点位编码已存在");
+
+    ErrorCode DEVICE_MODEL_ATTRIBUTE_POTIN_CODE_EXISTS = new ErrorCode(1_003_000_005, "采集设备模型点位编码已存在");
+
     ErrorCode DEVICE_ATTRIBUTE_NOT_EXISTS = new ErrorCode(1_003_000_006, "设备属性不存在");
     ErrorCode DEVICE_ATTRIBUTE_TYPE_NOT_EXISTS = new ErrorCode(1_003_000_007, "采集点分类不存在");
     ErrorCode DEVICE_CODE_EXISTS = new ErrorCode(1_003_000_000, "采集点编码已存在");
diff --git a/yudao-module-iot/yudao-module-iot-biz/src/main/java/cn/iocoder/yudao/module/iot/service/device/DeviceServiceImpl.java b/yudao-module-iot/yudao-module-iot-biz/src/main/java/cn/iocoder/yudao/module/iot/service/device/DeviceServiceImpl.java
index af0ebe1d1c..88994ab243 100644
--- a/yudao-module-iot/yudao-module-iot-biz/src/main/java/cn/iocoder/yudao/module/iot/service/device/DeviceServiceImpl.java
+++ b/yudao-module-iot/yudao-module-iot-biz/src/main/java/cn/iocoder/yudao/module/iot/service/device/DeviceServiceImpl.java
@@ -111,13 +111,23 @@ public class DeviceServiceImpl implements DeviceService {
     @Override
     @Transactional(rollbackFor = Exception.class)
     public DeviceDO createDevice(DeviceSaveReqVO createReqVO) {
-        if(StringUtils.isNotBlank(createReqVO.getReadTopic())){
-            DeviceDO temp = deviceMapper.selectByTopic(createReqVO.getReadTopic());
-            if (temp!=null){
-                throw exception(DEVICE_EXISTS);
-            }
+//        if(StringUtils.isNotBlank(createReqVO.getReadTopic())){
+//            DeviceDO temp = deviceMapper.selectByTopic(createReqVO.getReadTopic());
+//            if (temp!=null){
+//                throw exception(DEVICE_EXISTS);
+//            }
+//        }
+
+        //判断编码是否唯一
+        boolean exists = deviceMapper.exists(
+                Wrappers.<DeviceDO>lambdaQuery()
+                        .eq(DeviceDO::getDeviceCode, createReqVO.getDeviceCode()));
+
+        if (exists) {
+            throw exception(DEVICE_CODE_ALREADY_EXISTS);
         }
 
+
         DeviceModelDO deviceModelDO = deviceModelMapper.selectById(createReqVO.getDeviceModelId());
 
         // 插入
diff --git a/yudao-module-iot/yudao-module-iot-biz/src/main/java/cn/iocoder/yudao/module/iot/service/devicecontactmodel/DeviceContactModelServiceImpl.java b/yudao-module-iot/yudao-module-iot-biz/src/main/java/cn/iocoder/yudao/module/iot/service/devicecontactmodel/DeviceContactModelServiceImpl.java
index bc624c87a6..b6cbb5f719 100644
--- a/yudao-module-iot/yudao-module-iot-biz/src/main/java/cn/iocoder/yudao/module/iot/service/devicecontactmodel/DeviceContactModelServiceImpl.java
+++ b/yudao-module-iot/yudao-module-iot-biz/src/main/java/cn/iocoder/yudao/module/iot/service/devicecontactmodel/DeviceContactModelServiceImpl.java
@@ -1,6 +1,7 @@
 package cn.iocoder.yudao.module.iot.service.devicecontactmodel;
 
 import cn.iocoder.yudao.module.iot.dal.dataobject.devicecontactmodel.DeviceContactModelDO;
+import cn.iocoder.yudao.module.iot.dal.dataobject.devicemodelattribute.DeviceModelAttributeDO;
 import cn.iocoder.yudao.module.iot.dal.mysql.deviceattributetype.DeviceAttributeTypeMapper;
 import com.baomidou.mybatisplus.core.toolkit.Wrappers;
 import org.springframework.stereotype.Service;
@@ -17,6 +18,8 @@ import java.util.List;
 
 import static cn.iocoder.yudao.framework.common.exception.enums.GlobalErrorCodeConstants.DEVICE_CONTACT_MODEL_NOT_EXISTS;
 import static cn.iocoder.yudao.framework.common.exception.util.ServiceExceptionUtil.exception;
+import static cn.iocoder.yudao.module.iot.enums.ErrorCodeConstants.DEVICE_MODEL_ATTRIBUTE_POTIN_CODE_EXISTS;
+import static cn.iocoder.yudao.module.iot.enums.ErrorCodeConstants.DEVICE_MODEL_POINT_CODE_EXISTS;
 
 /**
  * 采集设备模型-点位管理 Service 实现类
@@ -34,6 +37,18 @@ public class DeviceContactModelServiceImpl implements DeviceContactModelService
 
     @Override
     public Long createDeviceContactModel(DeviceContactModelSaveReqVO createReqVO) {
+
+
+        //判断编码是否唯一
+        boolean exists = deviceContactModelMapper.exists(
+                Wrappers.<DeviceContactModelDO>lambdaQuery()
+                        .eq(DeviceContactModelDO::getDeviceId, createReqVO.getDeviceId())
+                        .eq(DeviceContactModelDO::getAttributeCode, createReqVO.getAttributeCode()));
+
+        if (exists) {
+            throw exception(DEVICE_MODEL_POINT_CODE_EXISTS);
+        }
+
         // 插入
         DeviceContactModelDO deviceContactModel = BeanUtils.toBean(createReqVO, DeviceContactModelDO.class);
 //        deviceContactModel.setTypeName(deviceAttributeTypeMapper.selectById(createReqVO.getAttributeCode()).getName());
diff --git a/yudao-module-iot/yudao-module-iot-biz/src/main/java/cn/iocoder/yudao/module/iot/service/devicemodelattribute/DeviceModelAttributeServiceImpl.java b/yudao-module-iot/yudao-module-iot-biz/src/main/java/cn/iocoder/yudao/module/iot/service/devicemodelattribute/DeviceModelAttributeServiceImpl.java
index 4c672d7485..22fcbb05f3 100644
--- a/yudao-module-iot/yudao-module-iot-biz/src/main/java/cn/iocoder/yudao/module/iot/service/devicemodelattribute/DeviceModelAttributeServiceImpl.java
+++ b/yudao-module-iot/yudao-module-iot-biz/src/main/java/cn/iocoder/yudao/module/iot/service/devicemodelattribute/DeviceModelAttributeServiceImpl.java
@@ -50,7 +50,18 @@ public class DeviceModelAttributeServiceImpl implements DeviceModelAttributeServ
 
     @Override
     public Long createDeviceModelAttribute(DeviceModelAttributeSaveReqVO createReqVO) {
-        // 插入
+
+        //判断编码是否唯一
+        boolean exists = deviceModelAttributeMapper.exists(
+                Wrappers.<DeviceModelAttributeDO>lambdaQuery()
+                        .eq(DeviceModelAttributeDO::getDeviceModelId, createReqVO.getDeviceModelId())
+                        .eq(DeviceModelAttributeDO::getAttributeCode, createReqVO.getAttributeCode()));
+
+        if (exists) {
+            throw exception(DEVICE_MODEL_ATTRIBUTE_POTIN_CODE_EXISTS);
+        }
+
+                // 插入
         DeviceModelAttributeDO deviceModelAttribute = BeanUtils.toBean(createReqVO, DeviceModelAttributeDO.class);
 //        deviceModelAttribute.setTypeName(deviceAttributeTypeMapper.selectById(createReqVO.getAttributeCode()).getName());
         deviceModelAttributeMapper.insert(deviceModelAttribute);
diff --git a/yudao-module-mes/yudao-module-mes-api/src/main/java/cn/iocoder/yudao/module/mes/enums/ErrorCodeConstants.java b/yudao-module-mes/yudao-module-mes-api/src/main/java/cn/iocoder/yudao/module/mes/enums/ErrorCodeConstants.java
index 59c87bf5cf..6618f4adf1 100644
--- a/yudao-module-mes/yudao-module-mes-api/src/main/java/cn/iocoder/yudao/module/mes/enums/ErrorCodeConstants.java
+++ b/yudao-module-mes/yudao-module-mes-api/src/main/java/cn/iocoder/yudao/module/mes/enums/ErrorCodeConstants.java
@@ -147,6 +147,8 @@ public interface ErrorCodeConstants {
     ErrorCode TICKET_RESULTS_NOT_EXISTS = new ErrorCode(1002000013, "工单检验结果不存在");
     ErrorCode TICKET_RESULTS_ID_NOT_NULL = new ErrorCode(1002000014, "工单检验结果Id不存在");
     ErrorCode CRITICAL_COMPONENT_NOT_EXISTS = new ErrorCode(1002000015, "设备关键件不存在");
+    ErrorCode CRITICAL_COMPONENT_CODE_EXISTS = new ErrorCode(1002000015, "设备关键件编码已存在");
+
     ErrorCode CRITICAL_COMPONENT_REFERENCES= new ErrorCode(1002000015, "存在设备关键件已被引用，请先删除引用");
 
     ErrorCode REPAIR_TEMS_NOT_EXISTS = new ErrorCode(1002000016, "维修项目不存在");
diff --git a/yudao-module-mes/yudao-module-mes-biz/src/main/java/cn/iocoder/yudao/module/mes/service/criticalcomponent/CriticalComponentServiceImpl.java b/yudao-module-mes/yudao-module-mes-biz/src/main/java/cn/iocoder/yudao/module/mes/service/criticalcomponent/CriticalComponentServiceImpl.java
index 61fae06954..d3e20303b2 100644
--- a/yudao-module-mes/yudao-module-mes-biz/src/main/java/cn/iocoder/yudao/module/mes/service/criticalcomponent/CriticalComponentServiceImpl.java
+++ b/yudao-module-mes/yudao-module-mes-biz/src/main/java/cn/iocoder/yudao/module/mes/service/criticalcomponent/CriticalComponentServiceImpl.java
@@ -1,5 +1,6 @@
 package cn.iocoder.yudao.module.mes.service.criticalcomponent;
 
+import cn.iocoder.yudao.module.iot.dal.dataobject.devicemodelattribute.DeviceModelAttributeDO;
 import cn.iocoder.yudao.module.mes.dal.dataobject.deviceledger.DeviceLedgerDO;
 import cn.iocoder.yudao.module.mes.dal.dataobject.repairtems.RepairTemsDO;
 import cn.iocoder.yudao.module.mes.dal.mysql.deviceledger.DeviceLedgerMapper;
@@ -22,6 +23,7 @@ import cn.iocoder.yudao.framework.common.util.object.BeanUtils;
 import cn.iocoder.yudao.module.mes.dal.mysql.criticalcomponent.CriticalComponentMapper;
 
 import static cn.iocoder.yudao.framework.common.exception.util.ServiceExceptionUtil.exception;
+import static cn.iocoder.yudao.module.iot.enums.ErrorCodeConstants.DEVICE_MODEL_ATTRIBUTE_POTIN_CODE_EXISTS;
 import static cn.iocoder.yudao.module.mes.enums.ErrorCodeConstants.*;
 
 /**
@@ -45,6 +47,18 @@ public class CriticalComponentServiceImpl implements CriticalComponentService {
 
     @Override
     public Long createCriticalComponent(CriticalComponentSaveReqVO createReqVO) {
+
+        //判断编码是否唯一
+        boolean exists = criticalComponentMapper.exists(
+                Wrappers.<CriticalComponentDO>lambdaQuery()
+                        .eq(CriticalComponentDO::getCode, createReqVO.getCode()));
+
+        if (exists) {
+            throw exception(CRITICAL_COMPONENT_CODE_EXISTS);
+        }
+
+
+
         // 插入
         CriticalComponentDO criticalComponent = BeanUtils.toBean(createReqVO, CriticalComponentDO.class);
         criticalComponentMapper.insert(criticalComponent);
diff --git a/yudao-module-mes/yudao-module-mes-biz/src/main/java/cn/iocoder/yudao/module/mes/service/dvrepair/DvRepairServiceImpl.java b/yudao-module-mes/yudao-module-mes-biz/src/main/java/cn/iocoder/yudao/module/mes/service/dvrepair/DvRepairServiceImpl.java
index 83a6e3cbac..1f855915f5 100644
--- a/yudao-module-mes/yudao-module-mes-biz/src/main/java/cn/iocoder/yudao/module/mes/service/dvrepair/DvRepairServiceImpl.java
+++ b/yudao-module-mes/yudao-module-mes-biz/src/main/java/cn/iocoder/yudao/module/mes/service/dvrepair/DvRepairServiceImpl.java
@@ -56,11 +56,12 @@ public class DvRepairServiceImpl implements DvRepairService {
             createReqVO.setRepairCode(autoCodeUtil.genSerialCode("DVR_CODE",null));
         } else {
             //编码重复判断
-            Long count = dvRepairMapper.selectCount(new LambdaQueryWrapper<DvRepairDO>()
+            boolean exists = dvRepairMapper.exists(
+                    Wrappers.<DvRepairDO>lambdaQuery()
                     .eq(DvRepairDO::getRepairCode, createReqVO.getRepairCode())
             );
 
-            if (count > 0) {
+            if (exists) {
                 throw exception(DV_REPAIR_CODE_EXISTS);
             }
         }
diff --git a/yudao-module-mes/yudao-module-mes-biz/src/main/java/cn/iocoder/yudao/module/mes/service/repairtems/RepairTemsServiceImpl.java b/yudao-module-mes/yudao-module-mes-biz/src/main/java/cn/iocoder/yudao/module/mes/service/repairtems/RepairTemsServiceImpl.java
index 96e4d7c8ba..47e9008157 100644
--- a/yudao-module-mes/yudao-module-mes-biz/src/main/java/cn/iocoder/yudao/module/mes/service/repairtems/RepairTemsServiceImpl.java
+++ b/yudao-module-mes/yudao-module-mes-biz/src/main/java/cn/iocoder/yudao/module/mes/service/repairtems/RepairTemsServiceImpl.java
@@ -10,6 +10,7 @@ import cn.iocoder.yudao.module.mes.dal.mysql.deviceledger.DeviceLedgerMapper;
 import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
 import com.baomidou.mybatisplus.core.metadata.IPage;
 import com.baomidou.mybatisplus.core.toolkit.StringUtils;
+import com.baomidou.mybatisplus.core.toolkit.Wrappers;
 import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
 import org.springframework.stereotype.Service;
 import javax.annotation.Resource;
@@ -52,11 +53,11 @@ public class RepairTemsServiceImpl implements RepairTemsService {
     @Override
     public Long createRepairTems(RepairTemsSaveReqVO createReqVO) {
         //编码重复判断
-        Long count = repairTemsMapper.selectCount(new LambdaQueryWrapper<RepairTemsDO>()
+        boolean exists = repairTemsMapper.exists(Wrappers.<RepairTemsDO>lambdaQuery()
                 .eq(RepairTemsDO::getSubjectCode, createReqVO.getSubjectCode())
         );
 
-        if (count > 0) {
+        if (exists) {
             throw exception(REPAIR_TEMS_CODE_EXISTS);
         }