diff --git a/Falcon.SugarApi/BackTask/IServiceCollectionExtend.cs b/Falcon.SugarApi/BackTask/IServiceCollectionExtend.cs
index 09230c6..6f9871d 100644
--- a/Falcon.SugarApi/BackTask/IServiceCollectionExtend.cs
+++ b/Falcon.SugarApi/BackTask/IServiceCollectionExtend.cs
@@ -3,6 +3,9 @@ using Microsoft.Extensions.Hosting;
namespace Falcon.SugarApi.BackTask
{
+ ///
+ /// 服务集合方法扩展
+ ///
public static class IServiceCollectionExtend
{
///
diff --git a/README.md b/README.md
index 7223ab0..eb7b8b8 100644
--- a/README.md
+++ b/README.md
@@ -1,3 +1,33 @@
## Falcon.SugarApi
-### Swagger˵ [](/Falcon/Falcon.SugarApi/src/branch/master/Falcon.SugarApi/Swagger)
-> `waggerGenOptions.AddXmlEnumEnable`Ϊöע͡
\ No newline at end of file
+
+### WebApiչģ [](/Falcon/Falcon.SugarApi/src/branch/master/Falcon.SugarApi/ApiDefinistions)
+> `ApiControllerBase`webapi࣬ʵݿ⡢log쳣Ȼܡ
+> `ApiBaseOptionController<>`лwebapi࣬`ApiControllerBase`ṩɾIJ鹦ܡ
+
+### Swaggerչģ [](/Falcon/Falcon.SugarApi/src/branch/master/Falcon.SugarApi/Swagger)
+> `waggerGenOptions.AddXmlEnumEnable`Ϊöע͡
+
+### SugarDbContextչģ [](/Falcon/Falcon.SugarApi/src/branch/master/Falcon.SugarApi/DatabaseDefinitions)
+> `IServiceCollection.AddSugarApiDbContext` ͨע`SugarDbContext`öͨ`SugarConnectionConfig`ݿӡ
+> `DbSet`ݿ壬ֱ֧ݲѯ
+> `SugarDbTables`ݿϻ࣬Լ̳иಢж`DbSet`ԣЩԶʵ
+> `SugarTableBase`̳࣬иṩݱܣIDʱȡ
+
+### XMLлչģ [](/Falcon/Falcon.SugarApi/src/branch/master/Falcon.SugarApi/XmlSerialize)
+> `IServiceCollection.AddXmlSerializeFactory`עxmlл`XmlSerializeFactory`ͨùʵһXML
+
+### JSONлչģ [](/Falcon/Falcon.SugarApi/src/branch/master/Falcon.SugarApi/JsonSerialize)
+> `IServiceCollection.AddJsonSerializeFactory`עJsonл`JsonSerializeFactory`ͨùʵһJson
+
+### ַչ
+> `IsNullOrEmpty()``IsNotNullOrEmpty()`ַǷΪա
+> `SplitStr()`Ĭʵְ`',', '', ';', '', '.', ''`ַзָ
+
+### Objectչ
+> `CloneTo``CloneFrom`ʵֽԸֵĿͬУΪdzơ
+
+### ̨BackTaskģ [](/Falcon/Falcon.SugarApi/src/branch/master/Falcon.SugarApi/BackTask)
+> ̳`BackgroundLongTask`ʵһλںִ̨еĶͨ`IServiceCollection.AddHostedService<>'עᡣ
+> `RunTimespan`ִеʱ
+> д`RunAsync`ʵһ첽
+> д`OnStart`̨ʼ`OnStop`̨`OnCompleted`һִɺ`OnException`ִδ쳣
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