diff --git a/Src/Dlhis.Basic/Organization/Controllers/DepartmentsController.cs b/Src/Dlhis.Basic/Organization/Controllers/DepartmentsController.cs
index f2809833..20a185b2 100644
--- a/Src/Dlhis.Basic/Organization/Controllers/DepartmentsController.cs
+++ b/Src/Dlhis.Basic/Organization/Controllers/DepartmentsController.cs
@@ -29,4 +29,15 @@ public class DepartmentsController : ControllerBase
     {
         return await _departmentService.GetTreeAsync();
     }
-}
+
+    /// <summary>
+    /// 获取下一级
+    /// </summary>
+    /// <param name="nextNo"></param>
+    /// <returns></returns>
+    [HttpGet("next")]
+    public async Task<List<DepartmentTreeResponse>> GetNextListAsync(string nextNo)
+    {
+        return await _departmentService.GetNextListAsync(nextNo);
+    }
+}
\ No newline at end of file
diff --git a/Src/Dlhis.Basic/Organization/Request/GainfoOutsourceRequest.cs b/Src/Dlhis.Basic/Organization/Request/GainfoOutsourceRequest.cs
index 35d9ef8a..1efc7e7a 100644
--- a/Src/Dlhis.Basic/Organization/Request/GainfoOutsourceRequest.cs
+++ b/Src/Dlhis.Basic/Organization/Request/GainfoOutsourceRequest.cs
@@ -33,7 +33,7 @@ public class GainfoOutsourceRequest
     /// <summary>
     /// 生日
     /// </summary>
-    public DateTime Birthday { get; set; }
+    public DateTime? Birthday { get; set; }
 
     /// <summary>
     /// 手机号码
diff --git a/Src/Dlhis.Basic/Organization/Services/IDepartmentService.cs b/Src/Dlhis.Basic/Organization/Services/IDepartmentService.cs
index 5e3784c1..059f571c 100644
--- a/Src/Dlhis.Basic/Organization/Services/IDepartmentService.cs
+++ b/Src/Dlhis.Basic/Organization/Services/IDepartmentService.cs
@@ -5,4 +5,6 @@ namespace Dlhis.Basic.Organization.Services;
 public interface IDepartmentService : IScopeDependency
 {
     Task<List<DepartmentTreeResponse>> GetTreeAsync();
-}
+
+    Task<List<DepartmentTreeResponse>> GetNextListAsync(string nextNo);
+}
\ No newline at end of file
diff --git a/Src/Dlhis.Basic/Organization/Services/Implements/DepartmentService.cs b/Src/Dlhis.Basic/Organization/Services/Implements/DepartmentService.cs
index 3f796a97..5cd3bfa2 100644
--- a/Src/Dlhis.Basic/Organization/Services/Implements/DepartmentService.cs
+++ b/Src/Dlhis.Basic/Organization/Services/Implements/DepartmentService.cs
@@ -1,6 +1,7 @@
 using Dlhis.Basic.Organization.Response;
 using Dlhis.Entity.Basic.Entity;
 using Kurisu.AspNetCore.DataAccess.SqlSugar.Services;
+using Kurisu.AspNetCore.Utils.Extensions;
 
 namespace Dlhis.Basic.Organization.Services.Implements;
 
@@ -23,6 +24,16 @@ public class DepartmentService : IDepartmentService
         return tops;
     }
 
+
+    public async Task<List<DepartmentTreeResponse>> GetNextListAsync(string nextNo)
+    {
+        return await _dbContext.Queryable<DepartmentEntity>()
+            .WhereIF(nextNo.IsPresent(), x => x.PNo == nextNo)
+            .WhereIF(nextNo.IsEmpty(), x => x.PNo == "00001000")
+            .Select<DepartmentTreeResponse>()
+            .ToListAsync();
+    }
+
     //***************************************************** help methods ****************************************************************
 
     private static void RecursionGetNext(DepartmentTreeResponse current, List<DepartmentTreeResponse> data)
diff --git a/Src/Dlhis.Basic/Organization/Services/Implements/GainfoService.cs b/Src/Dlhis.Basic/Organization/Services/Implements/GainfoService.cs
index 196a521d..bd7f5fc0 100644
--- a/Src/Dlhis.Basic/Organization/Services/Implements/GainfoService.cs
+++ b/Src/Dlhis.Basic/Organization/Services/Implements/GainfoService.cs
@@ -70,8 +70,8 @@ public class GainfoService : IGainfoService
         }
 
         var page = await _gainfoStore.Queryable(request.Status)
-            .WhereIF(request.DepartmentSelections.IsPresent(), where)
-            .WhereIF(request.DepartmentSelections.IsEmpty(), gainfo => gainfo.Factory == currentTenantId)
+            .WhereIF(request.DepartmentSelections?.Any() == true, where)
+            .WhereIF(request.DepartmentSelections?.Any() != true, gainfo => gainfo.Factory == currentTenantId)
             .WhereIF(request.IsOutsource.HasValue && request.IsOutsource.Value, gainfo => SqlFunc.Subqueryable<OutsourceEntity>().Where(x => x.Code == gainfo.Code).Any())
             .WhereIF(request.IsOutsource.HasValue && !request.IsOutsource.Value, gainfo => SqlFunc.Subqueryable<OutsourceEntity>().Where(x => x.Code == gainfo.Code).NotAny())
             .WhereIF(request.Search.IsPresent(), gainfo =>