diff --git a/Yi.Abp.Net8/module/rbac/Yi.Framework.Rbac.Application/Services/System/DeptService.cs b/Yi.Abp.Net8/module/rbac/Yi.Framework.Rbac.Application/Services/System/DeptService.cs
index cc9898c3..6b442ca6 100644
--- a/Yi.Abp.Net8/module/rbac/Yi.Framework.Rbac.Application/Services/System/DeptService.cs
+++ b/Yi.Abp.Net8/module/rbac/Yi.Framework.Rbac.Application/Services/System/DeptService.cs
@@ -1,3 +1,4 @@
+using Microsoft.AspNetCore.Mvc;
 using SqlSugar;
 using Volo.Abp.Application.Dtos;
 using Yi.Framework.Ddd.Application;
@@ -6,6 +7,7 @@ using Yi.Framework.Rbac.Application.Contracts.IServices;
 using Yi.Framework.Rbac.Domain.Entities;
 using Yi.Framework.Rbac.Domain.Repositories;
 using Yi.Framework.Rbac.Domain.Shared.Consts;
+using Yi.Framework.Rbac.Domain.Shared.Dtos;
 
 namespace Yi.Framework.Rbac.Application.Services.System
 {
@@ -78,5 +80,110 @@ namespace Yi.Framework.Rbac.Application.Services.System
                 throw new UserFriendlyException(DeptConst.Exist);
             }
         }
+        
+        /// <summary>
+        /// 多查
+        /// </summary>
+        /// <param name="input"></param>
+        /// <returns></returns>
+        [Route("dept/list")]
+        public async Task<List<DeptGetListOutputDto>> GetAllListAsync(DeptGetListInputVo input)
+        {
+            var entities = await _repository._DbQueryable
+                .WhereIF(!string.IsNullOrEmpty(input.DeptName), u => u.DeptName.Contains(input.DeptName!))
+                .WhereIF(input.State is not null, u => u.State == input.State)
+                .OrderBy(u => u.OrderNum, OrderByType.Asc)
+                .ToListAsync();
+            
+            return await MapToGetListOutputDtosAsync(entities);
+        }
+        
+                /// <summary>
+        /// 获取树形结构的部门列表
+        /// </summary>
+        /// <returns>树形结构的部门列表</returns>
+        public async Task<List<DeptTreeDto>> GetTreeAsync()
+        {
+            // 获取所有启用的部门
+            var entities = await _repository._DbQueryable
+                .Where(x => x.State == true)
+                .OrderBy(x => x.OrderNum, OrderByType.Asc)
+                .ToListAsync();
+            return entities.DeptTreeBuild();
+        }
+
+        /// <summary>
+        /// 获取排除指定部门及其子孙部门的部门列表
+        /// </summary>
+        /// <param name="id">要排除的部门ID</param>
+        /// <returns>排除后的部门列表</returns>
+        [HttpGet]
+        [Route("dept/list/exclude/{id}")]
+        public async Task<List<DeptGetListOutputDto>> GetListExcludeAsync(Guid id)
+        {
+            // 获取要排除的部门及其所有子孙部门的ID
+            var excludeIds = await GetAllChildrenIdsAsync(id);
+            excludeIds.Add(id); // 同时排除自己
+
+            // 查询并过滤掉排除的部门
+            var result = await _repository._DbQueryable
+                .Where(x => !excludeIds.Contains(x.Id))
+                .OrderBy(dept => dept.OrderNum, OrderByType.Asc)
+                .Select(dept => new DeptGetListOutputDto
+                {
+                    Id = dept.Id,
+                    CreationTime = dept.CreationTime,
+                    CreatorId = dept.CreatorId,
+                    State = dept.State,
+                    DeptName = dept.DeptName,
+                    DeptCode = dept.DeptCode,
+                    Leader = dept.Leader,
+                    ParentId = dept.ParentId,
+                    Remark = dept.Remark,
+                    OrderNum = dept.OrderNum
+                })
+                .ToListAsync();
+
+            return result;
+        }
+
+        /// <summary>
+        /// 递归获取指定部门的所有子孙部门ID
+        /// </summary>
+        /// <param name="deptId">部门ID</param>
+        /// <returns>所有子孙部门ID列表</returns>
+        private async Task<List<Guid>> GetAllChildrenIdsAsync(Guid deptId)
+        {
+            var result = new List<Guid>();
+            
+            // 获取所有部门
+            var allDepts = await _repository._DbQueryable.ToListAsync();
+            
+            // 递归获取子孙部门ID
+            GetChildrenIdsRecursive(deptId, allDepts, result);
+            
+            return result;
+        }
+
+        /// <summary>
+        /// 递归辅助方法：获取子孙部门ID
+        /// </summary>
+        /// <param name="parentId">父部门ID</param>
+        /// <param name="allDepts">所有部门列表</param>
+        /// <param name="result">结果列表</param>
+        private void GetChildrenIdsRecursive(Guid parentId, List<DeptAggregateRoot> allDepts, List<Guid> result)
+        {
+            // 查找直接子部门
+            var children = allDepts.Where(x => x.ParentId == parentId).ToList();
+            
+            foreach (var child in children)
+            {
+                // 添加子部门ID
+                result.Add(child.Id);
+                
+                // 递归获取子部门的子部门
+                GetChildrenIdsRecursive(child.Id, allDepts, result);
+            }
+        }
     }
 }
\ No newline at end of file
diff --git a/Yi.Abp.Net8/module/rbac/Yi.Framework.Rbac.Domain.Shared/Dtos/DeptTreeDto.cs b/Yi.Abp.Net8/module/rbac/Yi.Framework.Rbac.Domain.Shared/Dtos/DeptTreeDto.cs
new file mode 100644
index 00000000..e768ba22
--- /dev/null
+++ b/Yi.Abp.Net8/module/rbac/Yi.Framework.Rbac.Domain.Shared/Dtos/DeptTreeDto.cs
@@ -0,0 +1,42 @@
+using System.Collections.Generic;
+using static Yi.Framework.Core.Helper.TreeHelper;
+
+namespace Yi.Framework.Rbac.Domain.Shared.Dtos
+{
+    /// <summary>
+    /// 部门树形DTO
+    /// </summary>
+    public class DeptTreeDto : ITreeModel<DeptTreeDto>
+    {
+        /// <summary>
+        /// 部门ID
+        /// </summary>
+        public Guid Id { get; set; }
+
+        /// <summary>
+        /// 父部门ID
+        /// </summary>
+        public Guid ParentId { get; set; }
+
+        /// <summary>
+        /// 排序号
+        /// </summary>
+        public int OrderNum { get; set; }
+
+        /// <summary>
+        /// 部门名称
+        /// </summary>
+        public string DeptName { get; set; } = string.Empty;
+
+        /// <summary>
+        /// 状态
+        /// </summary>
+        public bool State { get; set; }
+        
+        /// <summary>
+        /// 子部门列表
+        /// </summary>
+        public List<DeptTreeDto>? Children { get; set; }
+    }
+}
+
diff --git a/Yi.Abp.Net8/module/rbac/Yi.Framework.Rbac.Domain/Entities/DeptAggregateRoot.cs b/Yi.Abp.Net8/module/rbac/Yi.Framework.Rbac.Domain/Entities/DeptAggregateRoot.cs
index 17fc6ac6..3dc2022f 100644
--- a/Yi.Abp.Net8/module/rbac/Yi.Framework.Rbac.Domain/Entities/DeptAggregateRoot.cs
+++ b/Yi.Abp.Net8/module/rbac/Yi.Framework.Rbac.Domain/Entities/DeptAggregateRoot.cs
@@ -3,6 +3,8 @@ using Volo.Abp;
 using Volo.Abp.Auditing;
 using Volo.Abp.Domain.Entities;
 using Yi.Framework.Core.Data;
+using Yi.Framework.Core.Helper;
+using Yi.Framework.Rbac.Domain.Shared.Dtos;
 
 namespace Yi.Framework.Rbac.Domain.Entities
 {
@@ -87,4 +89,40 @@ namespace Yi.Framework.Rbac.Domain.Entities
         public string? Remark { get; set; }
 
     }
+    
+    /// <summary>
+    /// 部门实体扩展
+    /// </summary>
+    public static class DeptEntityExtensions
+    {
+        /// <summary>
+        /// 构建部门树形列表
+        /// </summary>
+        /// <param name="depts">部门列表</param>
+        /// <returns>树形结构的部门列表</returns>
+        public static List<DeptTreeDto> DeptTreeBuild(this List<DeptAggregateRoot> depts)
+        {
+            // 过滤启用的部门
+            var filteredDepts = depts
+                .Where(d => d.State == true)
+                .ToList();
+
+            List<DeptTreeDto> deptTrees = new();
+            foreach (var dept in filteredDepts)
+            {
+                var deptTree = new DeptTreeDto
+                {
+                    Id = dept.Id,
+                    OrderNum = dept.OrderNum,
+                    DeptName = dept.DeptName,
+                    State = dept.State,
+                    ParentId = dept.ParentId,
+                };
+
+                deptTrees.Add(deptTree);
+            }
+            
+            return TreeHelper.SetTree(deptTrees);
+        }
+    }
 }