diff --git a/Api/Ewide.Core/Entity/AreaNumber.cs b/Api/Ewide.Core/Entity/AreaNumber.cs
new file mode 100644
index 0000000..4090445
--- /dev/null
+++ b/Api/Ewide.Core/Entity/AreaNumber.cs
@@ -0,0 +1,44 @@
+using Furion.DatabaseAccessor;
+using Microsoft.EntityFrameworkCore;
+using System;
+using System.Collections.Generic;
+using System.ComponentModel.DataAnnotations;
+using System.ComponentModel.DataAnnotations.Schema;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace Ewide.Core.Entity
+{
+    [Table("ewide_area_number")]
+    [Comment("区域表")]
+    public class AreaNumber: IEntity
+    {
+        [Key]
+        [Comment("系统使用的区域代码")]
+        [MaxLength(10)]
+        public string Code { get; set; }
+        [Comment("对外使用的区域代码")]
+        [MaxLength(10)]
+        public string ShowCode { get; set; }
+
+        [Comment("名称")]
+        [Required]
+        [MaxLength(10)]
+        public string Name { get; set; }
+
+        [Comment("备注")]
+        public string Note { get; set; }
+
+        [Comment("类别")]
+        [Required]
+        public int LevelType { get; set; }
+
+        [Comment("父级区域代码")]
+        [MaxLength(10)]
+        public string ParentCode { get; set; }
+
+        [Comment("排序")]
+        public int Sort { get; set; }
+    }
+}
diff --git a/Api/Ewide.EntityFramework.Core/Ewide.EntityFramework.Core.csproj b/Api/Ewide.EntityFramework.Core/Ewide.EntityFramework.Core.csproj
index 1fe60a0..c5d3e62 100644
--- a/Api/Ewide.EntityFramework.Core/Ewide.EntityFramework.Core.csproj
+++ b/Api/Ewide.EntityFramework.Core/Ewide.EntityFramework.Core.csproj
@@ -5,9 +5,20 @@
   </PropertyGroup>
 
   <ItemGroup>
+    <None Remove="dbsettings.Development.json" />
+    <None Remove="dbsettings.json" />
     <None Remove="sqlsettings.json" />
   </ItemGroup>
 
+  <ItemGroup>
+	  <Content Include="dbsettings.Development.json">
+		  <CopyToOutputDirectory>PreserveNewest</CopyToOutputDirectory>
+	  </Content>
+	  <Content Include="dbsettings.json">
+		  <CopyToOutputDirectory>PreserveNewest</CopyToOutputDirectory>
+    </Content>
+  </ItemGroup>
+
   <ItemGroup>
     <PackageReference Include="Microsoft.EntityFrameworkCore.Sqlite" Version="5.0.5" />
     <PackageReference Include="Pomelo.EntityFrameworkCore.MySql" Version="5.0.0-alpha.2" />
@@ -17,10 +28,5 @@
     <ProjectReference Include="..\Ewide.Core\Ewide.Core.csproj" />
   </ItemGroup>
 
-  <ItemGroup>
-    <None Update="dbsettings.json">
-      <CopyToOutputDirectory>PreserveNewest</CopyToOutputDirectory>
-    </None>
-  </ItemGroup>
 
 </Project>
diff --git a/Api/Ewide.EntityFramework.Core/dbsettings.Development.json b/Api/Ewide.EntityFramework.Core/dbsettings.Development.json
new file mode 100644
index 0000000..0fba246
--- /dev/null
+++ b/Api/Ewide.EntityFramework.Core/dbsettings.Development.json
@@ -0,0 +1,5 @@
+{
+	"ConnectionStrings": {
+		"DefaultConnection": "Data Source=localhost;Port=3307;Database=Ewide;User ID=root;Password=root;pooling=true;sslmode=none;CharSet=utf8;"
+	}
+}
\ No newline at end of file