diff --git a/Dlhis.Jinko.Face.sln b/Dlhis.Jinko.Face.sln
index ff1fecaa..0f893f5a 100644
--- a/Dlhis.Jinko.Face.sln
+++ b/Dlhis.Jinko.Face.sln
@@ -29,7 +29,7 @@ Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "Dlhis.Canteen", "Src\Dlhis.
 EndProject
 Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "Dlhis.Sys.Api", "Src\Dlhis.Sys.Api\Dlhis.Sys.Api.csproj", "{85A345C7-913E-4C1B-BE1C-600DE408A02F}"
 EndProject
-Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "Dlhis.Basic.Api", "Src\Dlhis.Basic.Api\Dlhis.Basic.Api.csproj", "{1F337648-8A22-4601-A842-0F634FBA2825}"
+Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "Dlhis.Basic.Api", "Src\Dlhis.Basic.Api\Dlhis.Basic.Api.csproj", "{1F337648-8A22-4601-A842-0F634FBA2825}"
 EndProject
 Global
 	GlobalSection(SolutionConfigurationPlatforms) = preSolution
diff --git a/Src/Dlhis.Basic/Device/Request/DeviceGroupSaveRequest.cs b/Src/Dlhis.Basic/Device/Request/DeviceGroupSaveRequest.cs
index f16286ff..73bf5281 100644
--- a/Src/Dlhis.Basic/Device/Request/DeviceGroupSaveRequest.cs
+++ b/Src/Dlhis.Basic/Device/Request/DeviceGroupSaveRequest.cs
@@ -10,7 +10,7 @@ public class DeviceGroupSaveRequest
     /// <summary>
     /// 上级分组
     /// </summary>
-    public Guid? PCode { get; set; }
+    public Guid PCode { get; set; }
 
     /// <summary>
     /// 设备组名称
diff --git a/Src/Dlhis.Basic/Device/Response/DeviceGroupTreeResponse.cs b/Src/Dlhis.Basic/Device/Response/DeviceGroupTreeResponse.cs
index 24e19c85..a1e7456a 100644
--- a/Src/Dlhis.Basic/Device/Response/DeviceGroupTreeResponse.cs
+++ b/Src/Dlhis.Basic/Device/Response/DeviceGroupTreeResponse.cs
@@ -1,5 +1,6 @@
 using Dlhis.Entity.Device.Enums;
 using Kurisu.AspNetCore.Utils.Extensions;
+using Microsoft.AspNetCore.Server.IISIntegration;
 using Newtonsoft.Json;
 
 namespace Dlhis.Basic.Device.Response;
@@ -50,6 +51,15 @@ public class DeviceGroupTreeResponse
         }
     }
 
+    public bool Editable { get; set; }
+
+    public bool IsDefault { get; set; }
+
+    /// <summary>
+    /// 是否允许设置下级
+    /// </summary>
+    public bool AbleSetNext => IsDefault;
+
     [JsonIgnore]
     public string TenantId { get; set; }
 
diff --git a/Src/Dlhis.Basic/Device/Services/Implements/DeviceGroupService.cs b/Src/Dlhis.Basic/Device/Services/Implements/DeviceGroupService.cs
index 361d6289..23cc9137 100644
--- a/Src/Dlhis.Basic/Device/Services/Implements/DeviceGroupService.cs
+++ b/Src/Dlhis.Basic/Device/Services/Implements/DeviceGroupService.cs
@@ -3,7 +3,6 @@ using Dlhis.Basic.Device.Response;
 using Dlhis.Entity.Basic.Entity;
 using Dlhis.Entity.Device.Entities;
 using Dlhis.Entity.Device.Enums;
-using Kurisu.AspNetCore.UnifyResultAndValidation;
 using Kurisu.AspNetCore.Utils.Extensions;
 using Kurisu.Core.User.Abstractions;
 using Kurisu.SqlSugar.Services;
@@ -46,19 +45,13 @@ public class DeviceGroupService : IDeviceGroupService
         //检查父级节点
         await CheckPCodeExistsDeviceAsync(request.PCode);
 
+        var pGrp = await _dbContext.Queryable<DeviceGroupEntity>().Where(x => x.Code == request.PCode).FirstAsync();
+        pGrp.AbleSetNext.ThrowIfFalse($"分组{pGrp.Name}不可添加下级");
+        (pGrp != null && pGrp.Type != request.Type).ThrowIfTrue("分组类型必须与上级类型保持一致");
+
         if (!request.Id.HasValue)
         {
-            if (request.PCode.HasValue)
-            {
-                var pGrp = await _dbContext.Queryable<DeviceGroupEntity>().Where(x => x.Code == request.PCode).FirstAsync();
-                if (pGrp != null && pGrp.Type != request.Type)
-                {
-                    throw new UserFriendlyException("分组类型必须与上级类型保持一致");
-                }
-            }
-
             var entity = request.Adapt<DeviceGroupEntity>();
-            entity.Editable = true;
             entity.Code = Guid.NewGuid();
 
             await _dbContext.InsertAsync(entity);
@@ -69,31 +62,18 @@ public class DeviceGroupService : IDeviceGroupService
             entity.ThrowIfNull("设备组不存在,无法更新");
             entity.Editable.ThrowIfFalse("不可编辑当前组");
 
-            if (entity.PCode.HasValue)
+            if (request.Type != entity.Type)
             {
-                var pGrp = await _dbContext.Queryable<DeviceGroupEntity>().Where(x => x.Code == request.PCode).FirstAsync();
-                if (pGrp != null && pGrp.Type != request.Type)
-                {
-                    throw new UserFriendlyException("分组类型必须与上级类型保持一致");
-                }
-            }
-            else
-            {
-                var nGrp = await _dbContext.Queryable<DeviceGroupEntity>().Where(x => x.PCode == entity.Code).FirstAsync();
-                if (nGrp != null && nGrp.Type != request.Type)
-                {
-                    throw new UserFriendlyException("存在下级分组类型不一致,无法修改");
-                }
-            }
+                //检查下级分组type不一致
+                var existsDiffNextGroups = await _dbContext.Queryable<DeviceGroupEntity>()
+                    .Where(x => x.PCode == entity.Code)
+                    .Where(x => x.Type != request.Type)
+                    .AnyAsync();
 
-            var nextDevices = await GetDevicesAsync(entity.Code);
-            if (!entity.Type.HasValue)
-            {
-                (request.Type.HasValue && nextDevices.Any(x => x.Type != request.Type)).ThrowIfTrue($"分组设备存在非{request.Type.Value.GetDescription()}类型的设备设备");
-            }
-            else
-            {
-                (request.Type.HasValue && request.Type != entity.Type && nextDevices.Any()).ThrowIfTrue("分组设备类型不匹配,无法修改类型");
+                existsDiffNextGroups.ThrowIfTrue("存在下级分组类型不一致,无法修改");
+
+                var nextDevices = await GetDevicesAsync(entity.Code);
+                nextDevices.Any(x => x.Type != request.Type).ThrowIfTrue("分组设备类型不匹配,无法修改类型");
             }
 
             request.Adapt(entity);
@@ -185,10 +165,7 @@ public class DeviceGroupService : IDeviceGroupService
     {
         var devices = await _dbContext.Queryable<DeviceEntity>().Where(x => request.DeviceCodes.Contains(x.Code)).ToListAsync();
         //检查分组的分类控制
-        if (group.Type.HasValue)
-        {
-            devices.Any(x => x.Type != group.Type).ThrowIfTrue("存在设备类型有误,无法分配到当前分组");
-        }
+        devices.Any(x => x.Type != group.Type).ThrowIfTrue("存在设备类型有误,无法分配到当前分组");
 
         //重新赋值到请求参数中
         request.DeviceCodes = devices.Select(x => x.Code).ToList();
diff --git a/Src/Dlhis.Basic/Organization/Response/GainfoGroupTreeResponse.cs b/Src/Dlhis.Basic/Organization/Response/GainfoGroupTreeResponse.cs
index b9219035..5b5000fd 100644
--- a/Src/Dlhis.Basic/Organization/Response/GainfoGroupTreeResponse.cs
+++ b/Src/Dlhis.Basic/Organization/Response/GainfoGroupTreeResponse.cs
@@ -24,10 +24,20 @@ public class GainfoGroupTreeResponse
     public string Remark { get; set; }
 
     /// <summary>
-    /// 是否编辑
+    /// 是否可编辑
     /// </summary>
     public bool Editable { get; set; }
 
+    /// <summary>
+    /// 是否为业务默认分组
+    /// </summary>
+    public bool IsDefault { get; set; }
+
+    /// <summary>
+    /// 是否允许设置下级
+    /// </summary>
+    public bool AbleSetNext => IsDefault;
+
 
     [JsonIgnore]
     public string TenantId { get; set; }
diff --git a/Src/Dlhis.Basic/Organization/Services/Implements/GainfoGroupService.cs b/Src/Dlhis.Basic/Organization/Services/Implements/GainfoGroupService.cs
index 82c91486..ea35ff11 100644
--- a/Src/Dlhis.Basic/Organization/Services/Implements/GainfoGroupService.cs
+++ b/Src/Dlhis.Basic/Organization/Services/Implements/GainfoGroupService.cs
@@ -59,14 +59,12 @@ public class GainfoGroupService : IGainfoGroupService
         {
             var entity = request.Adapt<GainfoGroupEntity>();
             entity.Code = Guid.NewGuid();
-            entity.Editable = true;
             await _dbContext.InsertAsync(entity);
         }
         else
         {
             var entity = await _dbContext.Queryable<GainfoGroupEntity>().Where(x => x.Id == request.Id).SingleAsync();
             request.Adapt(entity);
-            entity.Editable = true;
             await _dbContext.UpdateAsync(entity);
         }
     }
diff --git a/Src/Dlhis.Entity/Device/Entities/DeviceGroupEntity.cs b/Src/Dlhis.Entity/Device/Entities/DeviceGroupEntity.cs
index 9b551fbe..a56c8c97 100644
--- a/Src/Dlhis.Entity/Device/Entities/DeviceGroupEntity.cs
+++ b/Src/Dlhis.Entity/Device/Entities/DeviceGroupEntity.cs
@@ -15,8 +15,8 @@ public class DeviceGroupEntity : SugarBaseEntity, ITenantId, ISoftDeleted
     /// <summary>
     /// 设备组功能类型
     /// </summary>
-    [SugarColumn(IsNullable = true, ColumnDescription = "设备组功能类型", ColumnDataType = "varchar(50)", SqlParameterDbType = typeof(EnumToStringConvert))]
-    public DeviceTypeEnumType? Type { get; set; }
+    [SugarColumn(IsNullable = false, ColumnDescription = "设备组功能类型", ColumnDataType = "varchar(50)", SqlParameterDbType = typeof(EnumToStringConvert))]
+    public DeviceTypeEnumType Type { get; set; }
 
     /// <summary>
     /// 上级设备组code
@@ -40,9 +40,15 @@ public class DeviceGroupEntity : SugarBaseEntity, ITenantId, ISoftDeleted
     /// <summary>
     /// 是否可编辑
     /// </summary>
-    [SugarColumn(ColumnDescription = "是否可编辑")]
+    [SugarColumn(ColumnDataType = "bit", DefaultValue = "1", ColumnDescription = "是否可编辑")]
     public bool Editable { get; set; }
 
+    /// <summary>
+    /// 可设置下级
+    /// </summary>
+    [SugarColumn(ColumnDataType = "bit", DefaultValue = "1")]
+    public bool AbleSetNext { get; set; }
+
     /// <summary>
     /// 备注
     /// </summary>
diff --git a/Src/Dlhis.ScheduledTask/CommonJobs/CreateDefinitelyGroupJob.cs b/Src/Dlhis.ScheduledTask/CommonJobs/CreateDefinitelyGroupJob.cs
index 553f4138..9daadce1 100644
--- a/Src/Dlhis.ScheduledTask/CommonJobs/CreateDefinitelyGroupJob.cs
+++ b/Src/Dlhis.ScheduledTask/CommonJobs/CreateDefinitelyGroupJob.cs
@@ -106,6 +106,7 @@ public class CreateDefinitelyGroupJob
                     Type = type,
                     Name = grp,
                     Editable = false,
+                    AbleSetNext = false,
                     Remark = _remark,
 
                     CreatedBy = 1,
@@ -130,6 +131,7 @@ public class CreateDefinitelyGroupJob
                         Type = type,
                         Name = workplaceName,
                         Editable = false,
+                        AbleSetNext = false,
                         Remark = _remark,
 
                         CreatedBy = 1,
@@ -153,6 +155,7 @@ public class CreateDefinitelyGroupJob
                             Type = type,
                             Name = factoryName,
                             Editable = false,
+                            AbleSetNext = true,
                             Remark = _remark,
 
                             CreatedBy = 1,