diff --git a/weixin-java-mp/src/main/java/me/chanjar/weixin/mp/api/WxMpBaseChildService.java b/weixin-java-mp/src/main/java/me/chanjar/weixin/mp/api/WxMpBaseChildService.java
deleted file mode 100644
index 2176af578..000000000
--- a/weixin-java-mp/src/main/java/me/chanjar/weixin/mp/api/WxMpBaseChildService.java
+++ /dev/null
@@ -1,15 +0,0 @@
-package me.chanjar.weixin.mp.api;
-
-/**
- * 
- * @author Binary Wang
- *
- */
-
-public interface WxMpBaseChildService {
-  /**
-   * 设置WxMpService对象
-   * @return
-   */
-  void setWxMpService(WxMpService wxMpService);
-}
diff --git a/weixin-java-mp/src/main/java/me/chanjar/weixin/mp/api/WxMpKefuService.java b/weixin-java-mp/src/main/java/me/chanjar/weixin/mp/api/WxMpKefuService.java
index 8220a6733..ec9b7af36 100644
--- a/weixin-java-mp/src/main/java/me/chanjar/weixin/mp/api/WxMpKefuService.java
+++ b/weixin-java-mp/src/main/java/me/chanjar/weixin/mp/api/WxMpKefuService.java
@@ -15,7 +15,7 @@ import me.chanjar.weixin.mp.bean.customerservice.result.WxMpKfOnlineList;
  * @author Binary Wang
  *
  */
-public interface WxMpKefuService  extends WxMpBaseChildService {  
+public interface WxMpKefuService {  
   /**
    * <pre>
    * 获取客服基本信息
diff --git a/weixin-java-mp/src/main/java/me/chanjar/weixin/mp/api/WxMpServiceImpl.java b/weixin-java-mp/src/main/java/me/chanjar/weixin/mp/api/WxMpServiceImpl.java
index 7273642d7..2260f48dd 100644
--- a/weixin-java-mp/src/main/java/me/chanjar/weixin/mp/api/WxMpServiceImpl.java
+++ b/weixin-java-mp/src/main/java/me/chanjar/weixin/mp/api/WxMpServiceImpl.java
@@ -23,6 +23,7 @@ import me.chanjar.weixin.common.util.http.*;
 import me.chanjar.weixin.common.util.json.GsonHelper;
 import me.chanjar.weixin.common.util.json.WxGsonBuilder;
 import me.chanjar.weixin.common.util.xml.XStreamInitializer;
+import me.chanjar.weixin.mp.api.impl.WxMpKefuServiceImpl;
 import me.chanjar.weixin.mp.bean.*;
 import me.chanjar.weixin.mp.bean.result.*;
 import me.chanjar.weixin.mp.util.http.*;
@@ -75,7 +76,7 @@ public class WxMpServiceImpl implements WxMpService {
 
   protected WxMpConfigStorage wxMpConfigStorage;
   
-  protected WxMpKefuService kefuService;
+  protected WxMpKefuService kefuService = new WxMpKefuServiceImpl(this);
 
   protected CloseableHttpClient httpClient;
 
@@ -1377,8 +1378,4 @@ public class WxMpServiceImpl implements WxMpService {
     return this.kefuService;
   }
   
-  public void setKefuService(WxMpKefuService kefuService) {
-    this.kefuService = kefuService;
-    this.kefuService.setWxMpService(this);
-  }
 }
diff --git a/weixin-java-mp/src/main/java/me/chanjar/weixin/mp/api/impl/WxMpKefuServiceImpl.java b/weixin-java-mp/src/main/java/me/chanjar/weixin/mp/api/impl/WxMpKefuServiceImpl.java
index fc49e4ae7..91afb7319 100644
--- a/weixin-java-mp/src/main/java/me/chanjar/weixin/mp/api/impl/WxMpKefuServiceImpl.java
+++ b/weixin-java-mp/src/main/java/me/chanjar/weixin/mp/api/impl/WxMpKefuServiceImpl.java
@@ -20,19 +20,10 @@ import me.chanjar.weixin.mp.bean.customerservice.result.WxMpKfOnlineList;
 public class WxMpKefuServiceImpl implements WxMpKefuService {
   private WxMpService wxMpService;
 
-  public WxMpKefuServiceImpl(){
-    
-  }
-  
   public WxMpKefuServiceImpl(WxMpService wxMpService) {
     this.wxMpService = wxMpService;
   }
 
-  @Override
-  public void setWxMpService(WxMpService wxMpService) {
-    this.wxMpService = wxMpService;
-  }
-
   @Override
   public WxMpKfList kfList() throws WxErrorException {
     String url = "https://api.weixin.qq.com/cgi-bin/customservice/getkflist";
diff --git a/weixin-java-mp/src/test/java/me/chanjar/weixin/mp/api/ApiTestModule.java b/weixin-java-mp/src/test/java/me/chanjar/weixin/mp/api/ApiTestModule.java
index 7dc042f7e..154b06b67 100644
--- a/weixin-java-mp/src/test/java/me/chanjar/weixin/mp/api/ApiTestModule.java
+++ b/weixin-java-mp/src/test/java/me/chanjar/weixin/mp/api/ApiTestModule.java
@@ -24,9 +24,6 @@ public class ApiTestModule implements Module {
       WxMpServiceImpl wxService = new WxMpServiceImpl();
       wxService.setWxMpConfigStorage(config);
       
-      WxMpKefuService kefuService = new WxMpKefuServiceImpl();
-      wxService.setKefuService(kefuService);
-
       binder.bind(WxMpServiceImpl.class).toInstance(wxService);
       binder.bind(WxMpConfigStorage.class).toInstance(config);
     } catch (IOException e) {