diff --git a/Src/Asp.Net/SqlSugar/Enum/DbType.cs b/Src/Asp.Net/SqlSugar/Enum/DbType.cs
index bac17890e..b69d5140e 100644
--- a/Src/Asp.Net/SqlSugar/Enum/DbType.cs
+++ b/Src/Asp.Net/SqlSugar/Enum/DbType.cs
@@ -14,6 +14,9 @@ namespace SqlSugar
         PostgreSQL,
         Dm,
         Kdbndp,
-        Oscar
+        Oscar,
+        MySqlConnector,
+        Access,
+        Custom=900
     }
 }
diff --git a/Src/Asp.Net/SqlSugar/Infrastructure/InstanceFactory.cs b/Src/Asp.Net/SqlSugar/Infrastructure/InstanceFactory.cs
index 049b07468..ca1a45f2a 100644
--- a/Src/Asp.Net/SqlSugar/Infrastructure/InstanceFactory.cs
+++ b/Src/Asp.Net/SqlSugar/Infrastructure/InstanceFactory.cs
@@ -25,13 +25,25 @@ namespace SqlSugar
             {
                 return new SqlServerQueryable<T>();
             }
-            else  if (currentConnectionConfig.DbType == DbType.MySql)
+            else if (currentConnectionConfig.DbType == DbType.MySql)
             {
                 return new MySqlQueryable<T>();
             }
             else if (currentConnectionConfig.DbType == DbType.PostgreSQL)
             {
                 return new PostgreSQLQueryable<T>();
+            } 
+            else if (currentConnectionConfig.DbType == DbType.MySqlConnector) 
+            {
+                return CustomProvider.GetQueryable<T>("MySql", "SqlSugar.MySqlConnector");
+            }
+            else if (currentConnectionConfig.DbType == DbType.Access)
+            {
+                return CustomProvider.GetQueryable<T>("MySql", "SqlSugar.Access");
+            }
+            else if (currentConnectionConfig.DbType == DbType.Custom)
+            {
+                return CustomProvider.GetQueryable<T>("DbType.Custom", "DbType.Custom");
             }
             else
             {
diff --git a/Src/Asp.Net/SqlSugar/Realization/Custom/CustomProvider.cs b/Src/Asp.Net/SqlSugar/Realization/Custom/CustomProvider.cs
new file mode 100644
index 000000000..08a0aadc7
--- /dev/null
+++ b/Src/Asp.Net/SqlSugar/Realization/Custom/CustomProvider.cs
@@ -0,0 +1,16 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace SqlSugar 
+{
+    public class CustomProvider
+    {
+        internal static ISugarQueryable<T> GetQueryable<T>(string dbName, string dllName)
+        {
+            throw new NotImplementedException();
+        }
+    }
+}
diff --git a/Src/Asp.Net/SqlSugar/SqlSugar.csproj b/Src/Asp.Net/SqlSugar/SqlSugar.csproj
index 8786263da..4cac9d910 100644
--- a/Src/Asp.Net/SqlSugar/SqlSugar.csproj
+++ b/Src/Asp.Net/SqlSugar/SqlSugar.csproj
@@ -102,6 +102,7 @@
     <Compile Include="Interface\IFastBuilder.cs" />
     <Compile Include="Interface\IFastest.cs" />
     <Compile Include="OnlyNet\OracleFastBuilder.cs" />
+    <Compile Include="Realization\Custom\CustomProvider.cs" />
     <Compile Include="Realization\MySql\SqlBuilder\MySqlFastBuilder.cs" />
     <Compile Include="Realization\PostgreSQL\SqlBuilder\PostgreSQLFastBuilder.cs" />
     <Compile Include="Realization\Sqlite\SqlBuilder\SqliteFastBuilder.cs" />