diff --git a/ARW.Model/Dto/Business/Regions/RegionDto.cs b/ARW.Model/Dto/Business/Regions/RegionDto.cs
new file mode 100644
index 0000000..4f74907
--- /dev/null
+++ b/ARW.Model/Dto/Business/Regions/RegionDto.cs
@@ -0,0 +1,38 @@
+using System;
+using System.Collections.Generic;
+using System.ComponentModel.DataAnnotations;
+using ARW.Model.Models.Business.Regions;
+
+namespace ARW.Model.Dto.Business.Regions
+{
+    /// <summary>
+    /// 省市区数据表输入对象
+    /// </summary>
+    public class RegionDto
+    {
+        public int RegionId { get; set; }
+        [Required(ErrorMessage = "区划名称不能为空")]
+        public string RegionName { get; set; }
+        [Required(ErrorMessage = "父级ID不能为空")]
+        public int RegionPid { get; set; }
+        [Required(ErrorMessage = "区划编码不能为空")]
+        public string RegionCode { get; set; }
+        [Required(ErrorMessage = "层级(1省级 2市级 3区/县级)不能为空")]
+        public int RegionLevel { get; set; }
+    }
+
+
+    /// <summary>
+    /// 省市区数据表查询对象
+    /// </summary>
+    public class RegionQueryDto : PagerInfo 
+    {
+        public string RegionName { get; set; }
+    
+        public string ids { get; set; }
+    }
+
+
+
+
+}
diff --git a/ARW.Model/Models/Business/Regions/Region.cs b/ARW.Model/Models/Business/Regions/Region.cs
new file mode 100644
index 0000000..097c3d2
--- /dev/null
+++ b/ARW.Model/Models/Business/Regions/Region.cs
@@ -0,0 +1,72 @@
+using System;
+using System.Collections.Generic;
+using SqlSugar;
+using OfficeOpenXml.Attributes;
+using Newtonsoft.Json;
+
+namespace ARW.Model.Models.Business.Regions
+{
+    /// <summary>
+    /// 省市区数据表，数据实体对象
+    ///
+    /// @author admin
+    /// @date 2023-06-05
+    /// </summary>
+    [SugarTable("tb_region")]
+    public class Region : BusinessBase
+    {
+
+        /// <summary>
+        /// 描述 :区划信息ID 
+        /// 空值 : false  
+        /// </summary>
+        [EpplusTableColumn(Header = "区划信息ID")]
+        [SugarColumn(IsPrimaryKey = true, IsIdentity = true, ColumnName = "region_id")]
+        public int RegionId { get; set; }
+
+
+        /// <summary>
+        /// 描述 :区划名称 
+        /// 空值 : false  
+        /// </summary>
+        [EpplusTableColumn(Header = "区划名称")]
+        [SugarColumn(ColumnName = "region_name")]
+        public string RegionName { get; set; }
+
+
+        /// <summary>
+        /// 描述 :父级ID 
+        /// 空值 : false  
+        /// </summary>
+        [EpplusTableColumn(Header = "父级ID")]
+        [SugarColumn(ColumnName = "region_pid")]
+        public int RegionPid { get; set; }
+
+
+        /// <summary>
+        /// 描述 :区划编码 
+        /// 空值 : false  
+        /// </summary>
+        [EpplusTableColumn(Header = "区划编码")]
+        [SugarColumn(ColumnName = "region_code")]
+        public string RegionCode { get; set; }
+
+
+        /// <summary>
+        /// 描述 :层级(1省级 2市级 3区/县级) 
+        /// 空值 : false  
+        /// </summary>
+        [EpplusTableColumn(Header = "层级(1省级 2市级 3区/县级)")]
+        [SugarColumn(ColumnName = "region_level")]
+        public int RegionLevel { get; set; }
+
+
+
+
+
+
+		[JsonProperty(NullValueHandling = NullValueHandling.Ignore)]
+        [SugarColumn(IsIgnore = true)]
+        public List<Region> Children { get; set; }
+    }
+}
\ No newline at end of file
diff --git a/ARW.Model/Vo/Business/Regions/RegionVo.cs b/ARW.Model/Vo/Business/Regions/RegionVo.cs
new file mode 100644
index 0000000..6355b38
--- /dev/null
+++ b/ARW.Model/Vo/Business/Regions/RegionVo.cs
@@ -0,0 +1,56 @@
+using Newtonsoft.Json;
+using OfficeOpenXml.Attributes;
+using SqlSugar;
+using System;
+using ARW.Model.Models.Business.Regions;
+using System.Collections.Generic;
+
+namespace ARW.Model.Vo.Business.Regions
+{
+    /// <summary>
+    /// 省市区数据表展示对象
+    /// </summary>
+    public class RegionVo
+    {
+
+        /// <summary>
+        /// 描述 :区划信息ID 
+        /// </summary>
+		[EpplusIgnore]
+        [SugarColumn(IsTreeKey = true)]
+        public int RegionId { get; set; }
+
+        /// <summary>
+        /// 描述 :区划名称 
+        /// </summary>
+        [EpplusTableColumn(Header = "区划名称")]
+        public string RegionName { get; set; }
+
+        /// <summary>
+        /// 描述 :父级ID 
+        /// </summary>
+        [EpplusTableColumn(Header = "父级ID")]
+        public int RegionPid { get; set; }
+
+
+        /// <summary>
+        /// 描述 :区划编码 
+        /// </summary>
+        [EpplusTableColumn(Header = "区划编码")]
+        public string RegionCode { get; set; }
+
+        /// <summary>
+        /// 描述 :层级(1省级 2市级 3区/县级) 
+        /// </summary>
+        [EpplusTableColumn(Header = "层级(1省级 2市级 3区/县级)")]
+        public int RegionLevel { get; set; }
+
+        [EpplusIgnore]
+        public string ParentName { get; set; }
+
+        [EpplusIgnore]
+		[JsonProperty(NullValueHandling = NullValueHandling.Ignore)]
+        [SugarColumn(IsIgnore = true)]
+        public List<RegionVo> Children { get; set; }
+    }
+}
diff --git a/ARW.Repository/Business/Regions/RegionRepository.cs b/ARW.Repository/Business/Regions/RegionRepository.cs
new file mode 100644
index 0000000..d420e67
--- /dev/null
+++ b/ARW.Repository/Business/Regions/RegionRepository.cs
@@ -0,0 +1,20 @@
+using System;
+using Infrastructure.Attribute;
+using ARW.Repository.System;
+using ARW.Model.Models.Business.Regions;
+
+namespace ARW.Repository.Business.Regions
+{
+    /// <summary>
+    /// 省市区数据表仓储
+    ///
+    /// @author admin
+    /// @date 2023-06-05
+    /// </summary>
+    [AppService(ServiceLifetime = LifeTime.Transient)]
+    public class RegionRepository : BaseRepository<Region>
+    {
+        #region 业务逻辑代码
+        #endregion
+    }
+}
\ No newline at end of file
diff --git a/ARW.Service/Business/BusinessService/Regions/RegionService.cs b/ARW.Service/Business/BusinessService/Regions/RegionService.cs
new file mode 100644
index 0000000..367f14d
--- /dev/null
+++ b/ARW.Service/Business/BusinessService/Regions/RegionService.cs
@@ -0,0 +1,135 @@
+using Infrastructure.Attribute;
+using Microsoft.AspNetCore.Http;
+using SqlSugar;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using Infrastructure;
+using ARW.Model;
+using ARW.Repository;
+using ARW.Repository.Business.Regions;
+using ARW.Service.Business.IBusinessService.Regions;
+using ARW.Model.Dto.Business.Regions;
+using ARW.Model.Models.Business.Regions;
+using ARW.Model.Vo.Business.Regions;
+
+namespace ARW.Service.Business.BusinessService.Regions
+{
+    /// <summary>
+    /// 省市区数据表接口实现类
+    /// </summary>
+    [AppService(ServiceType = typeof(IRegionService), ServiceLifetime = LifeTime.Transient)]
+    public class RegionServiceImpl : BaseService<Region>, IRegionService
+    {
+        private readonly RegionRepository _RegionRepository;
+
+        public RegionServiceImpl(RegionRepository RegionRepository)
+        {
+            this._RegionRepository = RegionRepository;
+        }
+
+        #region 业务逻辑代码
+
+
+        /// <summary>
+        /// 查询省市区数据表树形列表
+        /// </summary>
+        public async Task<List<RegionVo>> GetRegionTreeList(RegionQueryDto parm)
+        {
+            //开始拼装查询条件
+            var predicate = Expressionable.Create<Region>();
+
+            var query = _RegionRepository
+                .Queryable()
+                .LeftJoin<Region>((s, c) => s.RegionPid == c.RegionId)
+                .Where(predicate.ToExpression())
+                .OrderBy(s => s.RegionId, OrderByType.Asc)
+                .Select((s, c) => new RegionVo
+                {
+                    RegionId = s.RegionId,
+                    RegionName = s.RegionName,
+                    RegionPid = s.RegionPid,
+                    RegionCode = s.RegionCode,
+                    RegionLevel = s.RegionLevel,
+                    ParentName = c.RegionName,
+                });
+
+            return await query.ToTreeAsync(it => it.Children, it => it.RegionPid, 0);
+        }
+
+
+        /// <summary>
+        /// 查询省市区数据表列表
+        /// </summary>
+		public Task<List<RegionVo>> GetRegionList(RegionQueryDto parm)
+        {
+            //开始拼装查询条件d
+            var predicate = Expressionable.Create<Region>();
+
+            predicate = predicate.AndIF(!string.IsNullOrEmpty(parm.RegionName), it => it.RegionName.Contains(parm.RegionName));
+            var query = _RegionRepository
+                .Queryable()
+                .Where(predicate.ToExpression())
+                .OrderBy(s => s.RegionId, OrderByType.Asc)
+                .Select(s => new RegionVo
+                {
+                    RegionId = s.RegionId,
+                    RegionName = s.RegionName,
+                    RegionPid = s.RegionPid,
+                    RegionCode = s.RegionCode,
+                    RegionLevel = s.RegionLevel,
+                });
+
+
+            return query.ToListAsync();
+        }
+
+        /// <summary>
+        ///  添加或修改省市区数据表
+        /// </summary>
+        public async Task<string> AddOrUpdateRegion(Region model)
+        {
+            if (model.RegionId != 0)
+            {
+                var type = await _RegionRepository.GetListAsync(s => s.RegionPid == model.RegionId);
+                if (type != null)
+                {
+                    foreach (var item in type)
+                    {
+                        if (model.RegionPid == item.RegionId) throw new CustomException("上级菜单不能选择自己的子级！");
+                    }
+                }
+                if (model.RegionPid == model.RegionId) throw new CustomException("上级菜单不能选择与当前菜单一样的！");
+                var response = await _RegionRepository.UpdateAsync(model);
+                return "修改成功！";
+            }
+            else
+            {
+                var info = _RegionRepository.GetFirst(it => it.RegionId == model.RegionPid);
+
+                var response = await _RegionRepository.InsertAsync(model);
+                return "添加成功！";
+            }
+        }
+
+        #region Excel处理
+
+
+        /// <summary>
+        /// Excel数据导出处理
+        /// </summary>
+        public async Task<List<RegionVo>> HandleExportData(List<RegionVo> data)
+        {
+            return data;
+        }
+
+        #endregion
+
+
+
+        #endregion
+
+    }
+}
diff --git a/ARW.Service/Business/IBusinessService/Regions/IRegionService.cs b/ARW.Service/Business/IBusinessService/Regions/IRegionService.cs
new file mode 100644
index 0000000..d8e05d1
--- /dev/null
+++ b/ARW.Service/Business/IBusinessService/Regions/IRegionService.cs
@@ -0,0 +1,46 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using ARW.Model;
+using ARW.Model.Dto.Business.Regions;
+using ARW.Model.Models.Business.Regions;
+using ARW.Model.Vo.Business.Regions;
+
+namespace ARW.Service.Business.IBusinessService.Regions
+{
+    public interface IRegionService : IBaseService<Region>
+    {
+        /// <summary>
+        /// 获取省市区数据表树形列表
+        /// </summary>
+        /// <param name="parm"></param>
+        /// <returns></returns>
+        Task<List<RegionVo>> GetRegionTreeList(RegionQueryDto parm);
+
+        /// <summary>
+        /// 获取省市区数据表列表
+        /// </summary>
+        /// <param name="parm"></param>
+        /// <returns></returns>
+        Task<List<RegionVo>> GetRegionList(RegionQueryDto parm);
+
+		
+		/// <summary>
+        /// 添加或修改省市区数据表
+        /// </summary>
+        /// <param name="parm"></param>
+        /// <returns></returns>
+        Task<string> AddOrUpdateRegion(Region parm);
+
+
+
+        /// <summary>
+        /// Excel导出
+        /// </summary>
+        Task<List<RegionVo>> HandleExportData(List<RegionVo> data);
+
+
+    }
+}
diff --git a/ARW.WebApi/Controllers/Business/Regions/RegionController.cs b/ARW.WebApi/Controllers/Business/Regions/RegionController.cs
new file mode 100644
index 0000000..9191e8d
--- /dev/null
+++ b/ARW.WebApi/Controllers/Business/Regions/RegionController.cs
@@ -0,0 +1,140 @@
+using Infrastructure;
+using Infrastructure.Attribute;
+using Infrastructure.Enums;
+using Infrastructure.Model;
+using Mapster;
+using Microsoft.AspNetCore.Http;
+using Microsoft.AspNetCore.Mvc;
+using ARW.Admin.WebApi.Extensions;
+using ARW.Admin.WebApi.Filters;
+using ARW.Common;
+using ARW.Model.Dto.Business.Regions;
+using ARW.Service.Business.IBusinessService.Regions;
+using ARW.Admin.WebApi.Controllers;
+using ARW.Model.Models.Business.Regions;
+using ARW.Model.Vo.Business.Regions;
+using Microsoft.AspNetCore.Authorization;
+using ARW.Admin.WebApi.Framework;
+
+
+namespace ARW.WebApi.Controllers.Business.Regions
+{
+    /// <summary>
+    /// 省市区数据表控制器
+    /// </summary>
+    [Verify]
+    [Route("business/[controller]")]
+    public class RegionController : BaseController
+    {
+        private readonly IRegionService _RegionService;
+
+        /// <summary>
+        /// 依赖注入
+        /// </summary>
+        /// <param name="RegionService">省市区数据表服务</param>
+        public RegionController(IRegionService RegionService)
+        {
+            _RegionService = RegionService;
+        }
+
+
+        /// <summary>
+        /// 获取省市区数据表树形列表
+        /// </summary>
+        /// <param name="parm">查询参数</param>
+        /// <returns></returns>
+        [HttpGet("getRegionTreeList")]
+        [ActionPermissionFilter(Permission = "business:region:treelist")]
+        public async Task<IActionResult> GetRegionList([FromQuery] RegionQueryDto parm)
+        {
+            var res = await _RegionService.GetRegionTreeList(parm);
+            res ??= new List<RegionVo>();
+
+            return SUCCESS(res);
+        }
+
+        /// <summary>
+        /// 添加或修改省市区数据表
+        /// </summary>
+        /// <param name="parm"></param>
+        /// <returns></returns>
+        [HttpPost("addOrUpdateRegion")]
+        [ActionPermissionFilter(Permission = "business:region:addOrUpdate")]
+        [Log(Title = "添加或修改省市区数据表", BusinessType = BusinessType.ADDORUPDATE)]
+        public async Task<IActionResult> AddOrUpdateRegion([FromBody] RegionDto parm)
+        {
+            if (parm == null) { throw new CustomException("请求参数错误"); }
+
+            var modal = new Region();
+            if (parm.RegionId != 0) modal = parm.Adapt<Region>().ToUpdate(HttpContext);
+            else modal = parm.Adapt<Region>().ToCreate(HttpContext);
+
+            var res = await _RegionService.AddOrUpdateRegion(modal);
+            return SUCCESS(res);
+        }
+
+        /// <summary>
+        /// 删除省市区数据表
+        /// </summary>
+        /// <returns></returns>
+        [HttpDelete("{ids}")]
+        [ActionPermissionFilter(Permission = "business:region:delete")]
+        [Log(Title = "省市区数据表删除", BusinessType = BusinessType.DELETE)]
+        public IActionResult Delete(string ids)
+        {
+            long[] idsArr = Tools.SpitLongArrary(ids);
+            if (idsArr.Length <= 0) { return ToResponse(ApiResult.Error($"删除失败Id 不能为空")); }
+            var response = _RegionService.Delete(idsArr);
+            return SUCCESS("删除成功!");
+        }
+
+
+        /// <summary>
+        /// 导出省市区数据表
+        /// </summary>
+        /// <returns></returns>
+        [Log(Title = "省市区数据表导出", BusinessType = BusinessType.EXPORT, IsSaveResponseData = false)]
+        [HttpGet("exportRegion")]
+        [ActionPermissionFilter(Permission = "business:region:export")]
+        public async Task<IActionResult> ExportExcel([FromQuery] RegionQueryDto parm)
+        {
+            var list = await _RegionService.GetRegionList(parm);
+            var data = list;
+
+            // 选中数据
+            if (!string.IsNullOrEmpty(parm.ids))
+            {
+                int[] idsArr = Tools.SpitIntArrary(parm.ids);
+                var selectDataList = new List<RegionVo>();
+                //foreach (var item in idsArr)
+                //{
+                //    var select_data = data.Where(s => s.RegionId == item).First();
+                //    selectDataList.Add(select_data);
+
+                //    // 查看当前数据有没有子级
+                //    var newRegions = data.FindAll(delegate (RegionVo region)
+                //    {
+                //        string[] parentRegionId = region.RegionAncestralGuid.Split(",", StringSplitOptions.RemoveEmptyEntries);
+                //        return parentRegionId.Contains(select_data.RegionGuid.ToString());
+                //    });
+                //    string[] regionArr = newRegions.Select(x => x.RegionGuid.ToString()).ToArray();
+                //    var ancestorArr = data.Where(s => regionArr.Contains(s.RegionGuid.ToString())).ToList();
+                //    selectDataList.AddRange(ancestorArr);
+                //}
+                data = selectDataList;
+            }
+
+
+
+            // 导出数据处理
+            var handleData = await _RegionService.HandleExportData(data);
+
+            string sFileName = ExportExcel(handleData, "Region", "省市区数据表列表");
+            return SUCCESS(new { path = "/export/" + sFileName, fileName = sFileName });
+        }
+
+
+
+
+    }
+}