diff --git a/Src/Dlhis.Middle/Entities/LocalDeviceEntity.cs b/Src/Dlhis.Middle/Entities/LocalDeviceEntity.cs
index e3a9f833..e1c768ad 100644
--- a/Src/Dlhis.Middle/Entities/LocalDeviceEntity.cs
+++ b/Src/Dlhis.Middle/Entities/LocalDeviceEntity.cs
@@ -8,11 +8,11 @@ using SqlSugar.DbConvert;
 namespace Dlhis.Middle.Entities
 {
     [SugarTable(TableName = "Device")]
-    public class LocalDeviceEntity : SugarBaseEntity , ITenantId
+    public class LocalDeviceEntity : SugarBaseEntity, ITenantId
     {
         public new int Id { get; set; }
-        
-         /// <summary>
+
+        /// <summary>
         ///     设备code
         /// </summary>
         [SugarColumn(ColumnDescription = "设备code")]
@@ -58,7 +58,7 @@ namespace Dlhis.Middle.Entities
         /// <summary>
         ///     部署方向
         /// </summary>
-        [SugarColumn(ColumnDescription = "部署方向", ColumnDataType = "varchar(50)", SqlParameterDbType = typeof(EnumToStringConvert))]
+        [SugarColumn(IsNullable = true, ColumnDescription = "部署方向", ColumnDataType = "varchar(50)", SqlParameterDbType = typeof(EnumToStringConvert))]
         public DeviceDeployDirectionEnumType? DeployDirection { get; set; }
 
         /// <summary>
diff --git a/Src/Dlhis.Middle/Services/Implements/DataDownloadService.cs b/Src/Dlhis.Middle/Services/Implements/DataDownloadService.cs
index 9f1e83bd..c57bdd0a 100644
--- a/Src/Dlhis.Middle/Services/Implements/DataDownloadService.cs
+++ b/Src/Dlhis.Middle/Services/Implements/DataDownloadService.cs
@@ -42,7 +42,10 @@ public class DataDownloadService : IDataDownloadService
                 }
 
                 await DownloadAsync<LocalDeviceEntity>(item);
-                await DownloadAsync<LocalDeviceRegistryEntity>(item);
+                if (!await _dbContext.Queryable<LocalDeviceRegistryEntity>().AnyAsync())
+                {
+                    await DownloadAsync<LocalDeviceRegistryEntity>(item);
+                }
 
                 await DownloadAsync<LocalBusinessPlaceEntity>(item);
                 await DownloadAsync<LocalBusinessShiftEntity>(item);