diff --git a/Src/Dlhis.Basic/Device/Services/Implements/DeviceConnectService.cs b/Src/Dlhis.Basic/Device/Services/Implements/DeviceConnectService.cs
index 9a49852a..4b767cc6 100644
--- a/Src/Dlhis.Basic/Device/Services/Implements/DeviceConnectService.cs
+++ b/Src/Dlhis.Basic/Device/Services/Implements/DeviceConnectService.cs
@@ -54,7 +54,6 @@ public class DeviceConnectService : IDeviceConnectService
 
         await _dbContext.InsertAsync(registry);
         return "设备注册成功";
-
     }
 
     public async Task<List<DeviceNotSetBusinessPlaceResponse>> GetNotSetBusinessPlaceDevicesAsync()
@@ -129,9 +128,11 @@ public class DeviceConnectService : IDeviceConnectService
 
     public async Task<List<DeviceUniqueWithConnectionInfoDto>> GetDeviceUniqueInfoByBrandAsync(string brand, string factory)
     {
+        var factories = factory.Split(",").ToList();
+
         return await _dbContext.Queryable<DeviceEntity>()
             .LeftJoin<DeviceTemplateEntity>((d, dt) => d.TemplateCode == dt.Code)
-            .Where((d, dt) => dt.Brand == brand && d.TenantId == factory)
+            .Where((d, dt) => dt.Brand == brand && factories.Contains(d.TenantId))
             .Select(d => new DeviceUniqueWithConnectionInfoDto
             {
                 DeviceUnique = d.UniqueNo,