diff --git a/shapelight-admin/src/main/java/net/shapelight/modules/ten/dao/TenPersonSyncDao.java b/shapelight-admin/src/main/java/net/shapelight/modules/ten/dao/TenPersonSyncDao.java
index 717b8ed..eec9713 100644
--- a/shapelight-admin/src/main/java/net/shapelight/modules/ten/dao/TenPersonSyncDao.java
+++ b/shapelight-admin/src/main/java/net/shapelight/modules/ten/dao/TenPersonSyncDao.java
@@ -38,4 +38,10 @@ public interface TenPersonSyncDao {
 
     void removePersonSyncId(@Param("personSyncId")Long personSyncId,@Param("tenantId")Long tenantId);
 
+    List<TenPersonSyncEntity> findTwo(@Param("tenantId")Long tenantId);
+
+    List<TenPersonSyncEntity> findByDeviceIdAndPersonIdTwo(@Param("deviceId")Long deviceId, @Param("personId")Long personId, @Param("tenantId")Long tenantId);
+
+
+
 }
diff --git a/shapelight-admin/src/main/java/net/shapelight/modules/ten/service/TenPersonSyncService.java b/shapelight-admin/src/main/java/net/shapelight/modules/ten/service/TenPersonSyncService.java
index 1a59ff4..dbd5223 100644
--- a/shapelight-admin/src/main/java/net/shapelight/modules/ten/service/TenPersonSyncService.java
+++ b/shapelight-admin/src/main/java/net/shapelight/modules/ten/service/TenPersonSyncService.java
@@ -38,6 +38,10 @@ public interface TenPersonSyncService {
 
     List<TenPersonSyncEntity> findDeviceAllAddPersons(Long deviceId, Long tenantId);
 
+    List<TenPersonSyncEntity> findTwo(Long tenantId);
+
+    List<TenPersonSyncEntity> findByDeviceIdAndPersonIdList(Long deviceId, Long personId,Long tenantId);
+
 
 }
 
diff --git a/shapelight-admin/src/main/java/net/shapelight/modules/ten/service/impl/TenPersonSyncServiceImpl.java b/shapelight-admin/src/main/java/net/shapelight/modules/ten/service/impl/TenPersonSyncServiceImpl.java
index 4377f7d..22b1886 100644
--- a/shapelight-admin/src/main/java/net/shapelight/modules/ten/service/impl/TenPersonSyncServiceImpl.java
+++ b/shapelight-admin/src/main/java/net/shapelight/modules/ten/service/impl/TenPersonSyncServiceImpl.java
@@ -94,4 +94,14 @@ public class TenPersonSyncServiceImpl implements TenPersonSyncService {
     public List<TenPersonSyncEntity> findDeviceAllAddPersons(Long deviceId, Long tenantId) {
         return tenPersonSyncDao.findDeviceAllAddPersons(deviceId,tenantId);
     }
+
+    @Override
+    public List<TenPersonSyncEntity> findTwo(Long tenantId) {
+        return tenPersonSyncDao.findTwo(tenantId);
+    }
+
+    @Override
+    public List<TenPersonSyncEntity> findByDeviceIdAndPersonIdList(Long deviceId, Long personId, Long tenantId) {
+        return tenPersonSyncDao.findByDeviceIdAndPersonIdTwo(deviceId, personId, tenantId);
+    }
 }
diff --git a/shapelight-admin/src/main/resources/mapper/ten/TenPersonSyncDao.xml b/shapelight-admin/src/main/resources/mapper/ten/TenPersonSyncDao.xml
index 534b3d2..a069ac1 100644
--- a/shapelight-admin/src/main/resources/mapper/ten/TenPersonSyncDao.xml
+++ b/shapelight-admin/src/main/resources/mapper/ten/TenPersonSyncDao.xml
@@ -150,6 +150,8 @@
         select * from ten_person_sync_${tenantId}
         where device_id = #{deviceId}
         and person_id = #{personId}
+        order by last_update_time desc
+        limit 1
     </select>
 
     <select id="findByPersonId" resultType="net.shapelight.modules.ten.entity.TenPersonSyncEntity">
@@ -182,4 +184,14 @@
         and state = 1
     </select>
 
+    <select id="findTwo" resultType="net.shapelight.modules.ten.entity.TenPersonSyncEntity">
+        select device_id, person_id, count(*) from ten_person_sync_${tenantId} group by device_id, person_id having count(*) > 1
+    </select>
+
+    <select id="findByDeviceIdAndPersonIdTwo" resultType="net.shapelight.modules.ten.entity.TenPersonSyncEntity">
+        select * from ten_person_sync_${tenantId}
+        where device_id = #{deviceId}
+        and person_id = #{personId}
+    </select>
+
 </mapper>