diff --git a/das/src/main/resources/mapper/SysImptabmappingMapper.xml b/das/src/main/resources/mapper/SysImptabmappingMapper.xml
index 3cd7e43a..663b6843 100644
--- a/das/src/main/resources/mapper/SysImptabmappingMapper.xml
+++ b/das/src/main/resources/mapper/SysImptabmappingMapper.xml
@@ -26,7 +26,7 @@
         select si.id, se."name" as equipmentName,se.code as equipmentCode, simf.attribute_name as name,si.params,se.id as equipmentId,
                simf.attribute_code as code from sys_imptabmapping si
         left join sys_equipment se on si.equipment_id = se.id
-        left join sys_iot_model_field simf on si.equipment_attribute = simf.attribute_code
+        left join sys_iot_model_field simf on si.equipment_attribute = simf.attribute_code  and se.iot_model_id  = simf.iot_model_id
         where si.link_id = #{linkId} and simf.attribute_type = #{type}
         order by si.porder
     </select>
@@ -35,7 +35,7 @@
         select si.id, se."name" as equipmentName,se.code as equipmentCode, sims.service_name as name,si.params,se.id as equipmentId,
                sims.service_code as code from sys_imptabmapping si
         left join sys_equipment se on si.equipment_id = se.id
-        left join sys_iot_model_service sims on si.equipment_service = sims.service_code
+        left join sys_iot_model_service sims on si.equipment_service = sims.service_code  and se.iot_model_id  = sims.iot_model_id
         where si.link_id = #{linkId} and sims.service_type = #{type}
         order by si.porder
     </select>