diff --git a/Api/Ewide.Core/Const/CommonConst.cs b/Api/Ewide.Core/Const/CommonConst.cs
index 46315f3..418ad6e 100644
--- a/Api/Ewide.Core/Const/CommonConst.cs
+++ b/Api/Ewide.Core/Const/CommonConst.cs
@@ -31,5 +31,9 @@
         /// 验证码缓存
         /// </summary>
         public const string CACHE_KEY_CODE = "vercode_";
+        /// <summary>
+        /// 区域缓存
+        /// </summary>
+        public const string CACHE_AREA_NUMBER = "areaNumber";
     }
 }
diff --git a/Api/Ewide.Core/Controller/AreaNumberController.cs b/Api/Ewide.Core/Controller/AreaNumberController.cs
index c9b4ded..048f5f6 100644
--- a/Api/Ewide.Core/Controller/AreaNumberController.cs
+++ b/Api/Ewide.Core/Controller/AreaNumberController.cs
@@ -51,7 +51,7 @@ namespace Ewide.Core.Controller
         [HttpPost("/area/edit")]
         public async Task UpdateAreaNumber(AreaNumberInput input)
         {
-            await _areaNumberService.AddAreaNumber(input);
+            await _areaNumberService.UpdateAreaNumber(input);
         }
         /// <summary>
         /// 删除区域
diff --git a/Api/Ewide.Core/Ewide.Core.xml b/Api/Ewide.Core/Ewide.Core.xml
index 1b0ada5..c55c698 100644
--- a/Api/Ewide.Core/Ewide.Core.xml
+++ b/Api/Ewide.Core/Ewide.Core.xml
@@ -303,6 +303,11 @@
             验证码缓存
             </summary>
         </member>
+        <member name="F:Ewide.Core.CommonConst.CACHE_AREA_NUMBER">
+            <summary>
+            区域缓存
+            </summary>
+        </member>
         <member name="T:Ewide.Core.Controller.AreaNumberController">
             <summary>
             区域代码相关服务
diff --git a/Api/Ewide.Core/Service/Area/AreaNumberService.cs b/Api/Ewide.Core/Service/Area/AreaNumberService.cs
index 74ea229..924ca08 100644
--- a/Api/Ewide.Core/Service/Area/AreaNumberService.cs
+++ b/Api/Ewide.Core/Service/Area/AreaNumberService.cs
@@ -19,12 +19,14 @@ namespace Ewide.Core.Service.Area
     public class AreaNumberService : IAreaNumberService, ITransient
     {
         private readonly IRepository<AreaNumber> _areaNumberRep;
+        private readonly IRepository<SysOrg> _sysOrgRep;
         private readonly ISysCacheService _sysCacheService;
 
-        public AreaNumberService(IRepository<AreaNumber> areaNumberRep, ISysCacheService sysCacheService)
+        public AreaNumberService(IRepository<AreaNumber> areaNumberRep, ISysCacheService sysCacheService, IRepository<SysOrg> sysOrgRep)
         {
             _areaNumberRep = areaNumberRep;
             _sysCacheService = sysCacheService;
+            _sysOrgRep = sysOrgRep;
         }
         /// <summary>
         /// 添加一个区域
@@ -33,7 +35,9 @@ namespace Ewide.Core.Service.Area
         /// <returns></returns>
         public async Task AddAreaNumber(AreaNumberInput input)
         {
-            await _areaNumberRep.InsertAsync(input.Adapt<AreaNumber>());
+            CheckInput(input);
+            await _areaNumberRep.InsertNowAsync(input.Adapt<AreaNumber>());
+            await _sysCacheService.SetAreaNumber(await _areaNumberRep.DetachedEntities.ToListAsync());
         }
         /// <summary>
         /// 删除一个区域
@@ -43,7 +47,12 @@ namespace Ewide.Core.Service.Area
         public async Task DeleteAreaNumber(DeleteAreaNumberInput input)
         {
             var areaNumber = await _areaNumberRep.FirstOrDefaultAsync(p => p.Code == input.Code);
-            await areaNumber.DeleteAsync();
+            if (await _sysOrgRep.DetachedEntities.AnyAsync(o => o.AreaNumberCode == input.Code))
+            {
+                throw Oops.Oh("不能删除已包含区域的组织");
+            }
+            await areaNumber.DeleteNowAsync();
+            await _sysCacheService.SetAreaNumber(await _areaNumberRep.DetachedEntities.ToListAsync());
         }
         /// <summary>
         /// 根据区域代码获取区域信息
@@ -52,7 +61,13 @@ namespace Ewide.Core.Service.Area
         /// <returns></returns>
         public async Task<AreaNumber> GetAreaNumber(string code)
         {
-            return await _areaNumberRep.DetachedEntities.FirstOrDefaultAsync(a => a.Code == code);
+            var cachedAreaNumbers = await _sysCacheService.GetAreaNumber();
+            if (cachedAreaNumbers == null || cachedAreaNumbers.Count < 0)
+            {
+                cachedAreaNumbers = await _areaNumberRep.DetachedEntities.ToListAsync();
+                await _sysCacheService.SetAreaNumber(cachedAreaNumbers);
+            }
+            return cachedAreaNumbers.FirstOrDefault(a => a.Code == code);
         }
         /// <summary>
         /// 获取区域目录树
@@ -60,14 +75,20 @@ namespace Ewide.Core.Service.Area
         /// <returns></returns>
         public async Task<List<AreaTreeNode>> GetAreaNumberTree()
         {
-            return new TreeBuildUtil<AreaTreeNode>().DoTreeBuild(await _areaNumberRep.DetachedEntities.Select(u => new AreaTreeNode
+            var cachedAreaNumbers = await _sysCacheService.GetAreaNumber();
+            if (cachedAreaNumbers == null || cachedAreaNumbers.Count < 0)
+            {
+                cachedAreaNumbers = await _areaNumberRep.DetachedEntities.ToListAsync();
+                await _sysCacheService.SetAreaNumber(cachedAreaNumbers);
+            }
+            return new TreeBuildUtil<AreaTreeNode>().DoTreeBuild(cachedAreaNumbers.Select(u => new AreaTreeNode
             {
                 Code = u.Code,
                 ParentCode = u.ParentCode,
                 Name = u.Name,
                 LevelType = u.LevelType,
                 Note = u.Note
-            }).ToListAsync());
+            }).ToList());
         }
 
         public async Task<List<AreaNumber>> GetAreaNumberWithChildren(string code)
@@ -83,14 +104,15 @@ namespace Ewide.Core.Service.Area
         {
             CheckInput(input);
             var area = input.Adapt<AreaNumber>();
-            await area.UpdateAsync();
+            await area.UpdateNowAsync();
+            await _sysCacheService.SetAreaNumber(await _areaNumberRep.DetachedEntities.ToListAsync());
         }
         private bool CheckInput(AreaNumberInput input)
         {
             //检查level和区域长度
             if (false)
             {
-                Oops.Oh("数据异常");
+                throw Oops.Oh("数据异常");
             }
             //检查是否有子节点
             return true;
diff --git a/Api/Ewide.Core/Service/Cache/ISysCacheService.cs b/Api/Ewide.Core/Service/Cache/ISysCacheService.cs
index 0e66aeb..62ac0f0 100644
--- a/Api/Ewide.Core/Service/Cache/ISysCacheService.cs
+++ b/Api/Ewide.Core/Service/Cache/ISysCacheService.cs
@@ -1,4 +1,5 @@
-using System.Collections.Generic;
+using Ewide.Core.Entity;
+using System.Collections.Generic;
 using System.Threading.Tasks;
 
 namespace Ewide.Core.Service
@@ -14,6 +15,8 @@ namespace Ewide.Core.Service
         Task SetDataScope(string userId, List<string> dataScopes);
         Task SetMenu(string userId, string appCode, List<AntDesignTreeNode> menus);
         Task SetPermission(string userId, List<string> permissions);
+        Task<List<AreaNumber>> GetAreaNumber();
+        Task  SetAreaNumber(List<AreaNumber> areaNumbers);
         Task<bool> SetAsync(string key, object value);
         Task<string> GetAsync(string key);
         Task<T> GetAsync<T>(string key);
diff --git a/Api/Ewide.Core/Service/Cache/SysCacheService.cs b/Api/Ewide.Core/Service/Cache/SysCacheService.cs
index 203dcc0..89e3d8a 100644
--- a/Api/Ewide.Core/Service/Cache/SysCacheService.cs
+++ b/Api/Ewide.Core/Service/Cache/SysCacheService.cs
@@ -1,4 +1,5 @@
-using Furion.DependencyInjection;
+using Ewide.Core.Entity;
+using Furion.DependencyInjection;
 using Furion.DynamicApiController;
 using Microsoft.AspNetCore.Mvc;
 using Microsoft.Extensions.Options;
@@ -165,5 +166,14 @@ namespace Ewide.Core.Service
         {
             return _cache.GetAsync<T>(key);
         }
+        public Task<List<AreaNumber>> GetAreaNumber()
+        {
+            return _cache.GetAsync<List<AreaNumber>>(CommonConst.CACHE_AREA_NUMBER);
+        }
+
+        public async Task SetAreaNumber(List<AreaNumber> areaNumbers)
+        {
+            await _cache.SetAsync(CommonConst.CACHE_AREA_NUMBER,areaNumbers);
+        }
     }
 }