diff --git a/src/main/java/chanjarster/weixin/api/WxConfigStorage.java b/src/main/java/chanjarster/weixin/api/WxConfigStorage.java
index 16a6c1280..41f3f7e28 100644
--- a/src/main/java/chanjarster/weixin/api/WxConfigStorage.java
+++ b/src/main/java/chanjarster/weixin/api/WxConfigStorage.java
@@ -3,7 +3,7 @@ package chanjarster.weixin.api;
 import chanjarster.weixin.bean.WxAccessToken;
 
 /**
- * 微信配置的工具类
+ * 微信客户端配置存储
  * @author chanjarster
  *
  */
diff --git a/src/main/java/chanjarster/weixin/api/WxService.java b/src/main/java/chanjarster/weixin/api/WxService.java
index c772108bd..1cc7dcf58 100644
--- a/src/main/java/chanjarster/weixin/api/WxService.java
+++ b/src/main/java/chanjarster/weixin/api/WxService.java
@@ -5,13 +5,14 @@ import java.io.IOException;
 import java.io.InputStream;
 
 import chanjarster.weixin.bean.WxCustomMessage;
+import chanjarster.weixin.bean.WxGroup;
 import chanjarster.weixin.bean.WxMassGroupMessage;
 import chanjarster.weixin.bean.WxMassNews;
 import chanjarster.weixin.bean.WxMassOpenIdsMessage;
 import chanjarster.weixin.bean.WxMassVideo;
 import chanjarster.weixin.bean.WxMenu;
-import chanjarster.weixin.bean.result.WxMassUploadResult;
 import chanjarster.weixin.bean.result.WxMassSendResult;
+import chanjarster.weixin.bean.result.WxMassUploadResult;
 import chanjarster.weixin.bean.result.WxMediaUploadResult;
 import chanjarster.weixin.exception.WxErrorException;
 
@@ -176,5 +177,19 @@ public interface WxService {
    */
   public WxMenu menuGet() throws WxErrorException;
 
+  /**
+   * <pre>
+   * 分组管理接口 - 创建分组
+   * 详情请见: http://mp.weixin.qq.com/wiki/index.php?title=分组管理接口
+   * </pre>
+   * @param name 分组名字（30个字符以内） 
+   * @throws WxErrorException
+   */
+  public WxGroup groupCreate(String name) throws WxErrorException;
+  
+  /**
+   * 注入 {@link WxConfigStorage} 的实现
+   * @param wxConfigProvider
+   */
   public void setWxConfigStorage(WxConfigStorage wxConfigProvider);
 }
diff --git a/src/main/java/chanjarster/weixin/api/WxServiceImpl.java b/src/main/java/chanjarster/weixin/api/WxServiceImpl.java
index e06f61aa7..dc2507351 100644
--- a/src/main/java/chanjarster/weixin/api/WxServiceImpl.java
+++ b/src/main/java/chanjarster/weixin/api/WxServiceImpl.java
@@ -4,6 +4,7 @@ import java.io.File;
 import java.io.IOException;
 import java.io.InputStream;
 import java.security.MessageDigest;
+import java.text.MessageFormat;
 import java.util.Arrays;
 import java.util.UUID;
 import java.util.concurrent.atomic.AtomicBoolean;
@@ -18,6 +19,7 @@ import org.apache.http.impl.client.HttpClients;
 
 import chanjarster.weixin.bean.WxAccessToken;
 import chanjarster.weixin.bean.WxCustomMessage;
+import chanjarster.weixin.bean.WxGroup;
 import chanjarster.weixin.bean.WxMassGroupMessage;
 import chanjarster.weixin.bean.WxMassNews;
 import chanjarster.weixin.bean.WxMassOpenIdsMessage;
@@ -183,6 +185,12 @@ public class WxServiceImpl implements WxService {
     return WxMassSendResult.fromJson(responseContent);
   }
   
+  public WxGroup groupCreate(String name) throws WxErrorException {
+    String url = "https://api.weixin.qq.com/cgi-bin/groups/create";
+    String responseContent = execute(new SimplePostRequestExecutor(), url, MessageFormat.format("'{'\"group\":'{'\"name\":\"{0}\"}}", name));
+    return WxGroup.fromJson(responseContent);
+  }
+  
   /**
    * 向微信端发送请求，在这里执行的策略是当发生access_token过期时才去刷新，然后重新执行请求，而不是全局定时请求
    * @param executor
diff --git a/src/main/java/chanjarster/weixin/bean/WxCustomMessage.java b/src/main/java/chanjarster/weixin/bean/WxCustomMessage.java
index 92084a59f..a64648819 100644
--- a/src/main/java/chanjarster/weixin/bean/WxCustomMessage.java
+++ b/src/main/java/chanjarster/weixin/bean/WxCustomMessage.java
@@ -13,16 +13,16 @@ import chanjarster.weixin.util.json.WxGsonBuilder;
  */
 public class WxCustomMessage {
 
-  protected String touser;
-  protected String msgtype;
-  protected String content;
-  protected String media_id;
-  protected String thumb_media_id;
-  protected String title;
-  protected String description;
-  protected String musicurl;
-  protected String hqmusicurl;
-  protected List<WxArticle> articles = new ArrayList<WxArticle>();
+  private String touser;
+  private String msgtype;
+  private String content;
+  private String media_id;
+  private String thumb_media_id;
+  private String title;
+  private String description;
+  private String musicurl;
+  private String hqmusicurl;
+  private List<WxArticle> articles = new ArrayList<WxArticle>();
   
   public String getTouser() {
     return touser;
@@ -104,10 +104,10 @@ public class WxCustomMessage {
   
   public static class WxArticle {
     
-    protected String title;
-    protected String description;
-    protected String url;
-    protected String picurl;
+    private String title;
+    private String description;
+    private String url;
+    private String picurl;
     
     public String getTitle() {
       return title;
diff --git a/src/main/java/chanjarster/weixin/bean/WxGroup.java b/src/main/java/chanjarster/weixin/bean/WxGroup.java
new file mode 100644
index 000000000..90a6f159b
--- /dev/null
+++ b/src/main/java/chanjarster/weixin/bean/WxGroup.java
@@ -0,0 +1,42 @@
+package chanjarster.weixin.bean;
+
+import chanjarster.weixin.util.json.WxGsonBuilder;
+
+/**
+ * 微信用户分组
+ * @author chanjarster
+ *
+ */
+public class WxGroup {
+
+  private long id;
+  private String name;
+  private long count;
+  public long getId() {
+    return id;
+  }
+  public void setId(long id) {
+    this.id = id;
+  }
+  public String getName() {
+    return name;
+  }
+  public void setName(String name) {
+    this.name = name;
+  }
+  public long getCount() {
+    return count;
+  }
+  public void setCount(long count) {
+    this.count = count;
+  }
+  
+  public static WxGroup fromJson(String json) {
+    return WxGsonBuilder.create().fromJson(json, WxGroup.class);
+  }
+  
+  public String toJson(String json) {
+    return WxGsonBuilder.create().toJson(this);
+  }
+  
+}
diff --git a/src/main/java/chanjarster/weixin/bean/WxMassGroupMessage.java b/src/main/java/chanjarster/weixin/bean/WxMassGroupMessage.java
index a0b692d0c..0db42718b 100644
--- a/src/main/java/chanjarster/weixin/bean/WxMassGroupMessage.java
+++ b/src/main/java/chanjarster/weixin/bean/WxMassGroupMessage.java
@@ -10,10 +10,10 @@ import chanjarster.weixin.util.json.WxGsonBuilder;
  */
 public class WxMassGroupMessage {
   
-  protected String group_id;
-  protected String msgtype;
-  protected String content;
-  protected String media_id;
+  private String group_id;
+  private String msgtype;
+  private String content;
+  private String media_id;
 
   public WxMassGroupMessage() {
     super();
diff --git a/src/main/java/chanjarster/weixin/bean/WxMassNews.java b/src/main/java/chanjarster/weixin/bean/WxMassNews.java
index 42d4a774e..64c9e3bf0 100644
--- a/src/main/java/chanjarster/weixin/bean/WxMassNews.java
+++ b/src/main/java/chanjarster/weixin/bean/WxMassNews.java
@@ -12,7 +12,7 @@ import chanjarster.weixin.util.json.WxGsonBuilder;
  */
 public class WxMassNews {
 
-  protected List<WxMassNewsArticle> articles = new ArrayList<WxMassNewsArticle>();
+  private List<WxMassNewsArticle> articles = new ArrayList<WxMassNewsArticle>();
   
   public List<WxMassNewsArticle> getArticles() {
     return articles;
@@ -44,31 +44,31 @@ public class WxMassNews {
     /**
      * (必填) 图文消息缩略图的media_id，可以在基础支持-上传多媒体文件接口中获得
      */
-    protected String thumb_media_id;
+    private String thumb_media_id;
     /**
      * 图文消息的作者
      */
-    protected String author;
+    private String author;
     /**
      * (必填) 图文消息的标题
      */
-    protected String title;
+    private String title;
     /**
      * 在图文消息页面点击“阅读原文”后的页面链接
      */
-    protected String content_source_url;
+    private String content_source_url;
     /**
      * (必填) 图文消息页面的内容，支持HTML标签
      */
-    protected String content;
+    private String content;
     /**
      * 图文消息的描述
      */
-    protected String digest;
+    private String digest;
     /**
      * 是否显示封面，true为显示，false为不显示
      */
-    protected boolean show_cover_pic;
+    private boolean show_cover_pic;
     
     public String getThumb_media_id() {
       return thumb_media_id;
diff --git a/src/main/java/chanjarster/weixin/bean/WxMassOpenIdsMessage.java b/src/main/java/chanjarster/weixin/bean/WxMassOpenIdsMessage.java
index d790f8bab..a641d1f19 100644
--- a/src/main/java/chanjarster/weixin/bean/WxMassOpenIdsMessage.java
+++ b/src/main/java/chanjarster/weixin/bean/WxMassOpenIdsMessage.java
@@ -13,10 +13,10 @@ import chanjarster.weixin.util.json.WxGsonBuilder;
  */
 public class WxMassOpenIdsMessage {
   
-  protected List<String> touser = new ArrayList<String>();
-  protected String msgtype;
-  protected String content;
-  protected String media_id;
+  private List<String> touser = new ArrayList<String>();
+  private String msgtype;
+  private String content;
+  private String media_id;
 
   public WxMassOpenIdsMessage() {
     super();
diff --git a/src/main/java/chanjarster/weixin/bean/WxMassVideo.java b/src/main/java/chanjarster/weixin/bean/WxMassVideo.java
index bd455e972..4ea243a36 100644
--- a/src/main/java/chanjarster/weixin/bean/WxMassVideo.java
+++ b/src/main/java/chanjarster/weixin/bean/WxMassVideo.java
@@ -9,9 +9,9 @@ import chanjarster.weixin.util.json.WxGsonBuilder;
  */
 public class WxMassVideo {
 
-  protected String media_id;
-  protected String title;
-  protected String description;
+  private String media_id;
+  private String title;
+  private String description;
 
   public String getTitle() {
     return title;
diff --git a/src/main/java/chanjarster/weixin/bean/WxMenu.java b/src/main/java/chanjarster/weixin/bean/WxMenu.java
index be79386c7..0f95ff4ee 100644
--- a/src/main/java/chanjarster/weixin/bean/WxMenu.java
+++ b/src/main/java/chanjarster/weixin/bean/WxMenu.java
@@ -14,7 +14,7 @@ import chanjarster.weixin.util.json.WxGsonBuilder;
  */
 public class WxMenu {
 
-  protected List<WxMenuButton> button = new ArrayList<WxMenuButton>();
+  private List<WxMenuButton> button = new ArrayList<WxMenuButton>();
 
   public List<WxMenuButton> getButton() {
     return button;
@@ -38,12 +38,12 @@ public class WxMenu {
   
   public static class WxMenuButton {
 
-    protected String type;
-    protected String name;
-    protected String key;
-    protected String url;
+    private String type;
+    private String name;
+    private String key;
+    private String url;
     
-    protected List<WxMenuButton> sub_button = new ArrayList<WxMenuButton>();
+    private List<WxMenuButton> sub_button = new ArrayList<WxMenuButton>();
 
     public String getType() {
       return type;
diff --git a/src/main/java/chanjarster/weixin/bean/result/WxMassSendResult.java b/src/main/java/chanjarster/weixin/bean/result/WxMassSendResult.java
index c40c710e4..e31be461d 100644
--- a/src/main/java/chanjarster/weixin/bean/result/WxMassSendResult.java
+++ b/src/main/java/chanjarster/weixin/bean/result/WxMassSendResult.java
@@ -15,9 +15,9 @@ import chanjarster.weixin.util.json.WxGsonBuilder;
  */
 public class WxMassSendResult {
 
-  protected String errcode;
-  protected String errmsg;
-  protected String msg_id;
+  private String errcode;
+  private String errmsg;
+  private String msg_id;
 
   public String getErrcode() {
     return errcode;
diff --git a/src/main/java/chanjarster/weixin/bean/result/WxMassUploadResult.java b/src/main/java/chanjarster/weixin/bean/result/WxMassUploadResult.java
index 503061f7e..0f26813be 100644
--- a/src/main/java/chanjarster/weixin/bean/result/WxMassUploadResult.java
+++ b/src/main/java/chanjarster/weixin/bean/result/WxMassUploadResult.java
@@ -12,9 +12,9 @@ import chanjarster.weixin.util.json.WxGsonBuilder;
  */
 public class WxMassUploadResult {
 
-  protected String type;
-  protected String media_id;
-  protected long created_at;
+  private String type;
+  private String media_id;
+  private long created_at;
 
   public String getType() {
     return type;
diff --git a/src/main/java/chanjarster/weixin/bean/result/WxMediaUploadResult.java b/src/main/java/chanjarster/weixin/bean/result/WxMediaUploadResult.java
index 64e175048..c31f2572f 100644
--- a/src/main/java/chanjarster/weixin/bean/result/WxMediaUploadResult.java
+++ b/src/main/java/chanjarster/weixin/bean/result/WxMediaUploadResult.java
@@ -4,10 +4,10 @@ import chanjarster.weixin.util.json.WxGsonBuilder;
 
 public class WxMediaUploadResult {
 
-  protected String type;
-  protected String media_id;
-  protected String thumb_media_id;
-  protected long created_at;
+  private String type;
+  private String media_id;
+  private String thumb_media_id;
+  private long created_at;
 
   public String getType() {
     return type;
diff --git a/src/main/java/chanjarster/weixin/util/json/WxGroupGsonAdapter.java b/src/main/java/chanjarster/weixin/util/json/WxGroupGsonAdapter.java
new file mode 100644
index 000000000..99f724beb
--- /dev/null
+++ b/src/main/java/chanjarster/weixin/util/json/WxGroupGsonAdapter.java
@@ -0,0 +1,55 @@
+/*
+ * KINGSTAR MEDIA SOLUTIONS Co.,LTD. Copyright c 2005-2013. All rights reserved.
+ *
+ * This source code is the property of KINGSTAR MEDIA SOLUTIONS LTD. It is intended
+ * only for the use of KINGSTAR MEDIA application development. Reengineering, reproduction
+ * arose from modification of the original source, or other redistribution of this source
+ * is not permitted without written permission of the KINGSTAR MEDIA SOLUTIONS LTD.
+ */
+package chanjarster.weixin.util.json;
+
+import java.lang.reflect.Type;
+
+import chanjarster.weixin.bean.WxGroup;
+
+import com.google.gson.JsonDeserializationContext;
+import com.google.gson.JsonDeserializer;
+import com.google.gson.JsonElement;
+import com.google.gson.JsonObject;
+import com.google.gson.JsonParseException;
+import com.google.gson.JsonSerializationContext;
+import com.google.gson.JsonSerializer;
+
+/**
+ * 
+ * @author qianjia
+ *
+ */
+public class WxGroupGsonAdapter implements JsonSerializer<WxGroup>, JsonDeserializer<WxGroup> {
+
+  public JsonElement serialize(WxGroup group, Type typeOfSrc, JsonSerializationContext context) {
+    JsonObject json = new JsonObject();
+    JsonObject groupJson = new JsonObject();
+    groupJson.addProperty("name", group.getName());
+    groupJson.addProperty("id", group.getId());
+    groupJson.addProperty("count", group.getCount());
+    json.add("group", groupJson);
+    return json;
+  }
+
+  public WxGroup deserialize(JsonElement json, Type typeOfT, JsonDeserializationContext context) throws JsonParseException {
+    WxGroup group = new WxGroup();
+    JsonObject groupJson = json.getAsJsonObject().get("group").getAsJsonObject();
+    if (groupJson.get("name") != null && !groupJson.get("name").isJsonNull()) {
+      group.setName(GsonHelper.getAsString(groupJson.get("name")));
+    }
+    if (groupJson.get("id") != null && !groupJson.get("id").isJsonNull()) {
+      group.setId(GsonHelper.getAsPrimitiveLong(groupJson.get("id")));
+    }
+    if (groupJson.get("count") != null && !groupJson.get("count").isJsonNull()) {
+      group.setCount(GsonHelper.getAsPrimitiveLong(groupJson.get("count")));
+    }
+    return group;
+  }
+  
+}
\ No newline at end of file
diff --git a/src/main/java/chanjarster/weixin/util/json/WxGsonBuilder.java b/src/main/java/chanjarster/weixin/util/json/WxGsonBuilder.java
index ddad36b71..a30ca67e6 100644
--- a/src/main/java/chanjarster/weixin/util/json/WxGsonBuilder.java
+++ b/src/main/java/chanjarster/weixin/util/json/WxGsonBuilder.java
@@ -1,6 +1,7 @@
 package chanjarster.weixin.util.json;
 
 import chanjarster.weixin.bean.WxCustomMessage;
+import chanjarster.weixin.bean.WxGroup;
 import chanjarster.weixin.bean.WxMassGroupMessage;
 import chanjarster.weixin.bean.WxMassNews;
 import chanjarster.weixin.bean.WxMassOpenIdsMessage;
@@ -20,6 +21,8 @@ public class WxGsonBuilder {
     INSTANCE.registerTypeAdapter(WxMassNews.class, new WxMassNewsGsonAdapter());
     INSTANCE.registerTypeAdapter(WxMassGroupMessage.class, new WxMassMessageGsonAdapter());
     INSTANCE.registerTypeAdapter(WxMassOpenIdsMessage.class, new WxMassOpenIdsMessageGsonAdapter());
+    INSTANCE.registerTypeAdapter(WxGroup.class, new WxGroupGsonAdapter());
+    
   }
   
   public static Gson create() {
diff --git a/src/test/java/chanjarster/weixin/api/WxGroupAPITest.java b/src/test/java/chanjarster/weixin/api/WxGroupAPITest.java
new file mode 100644
index 000000000..71bc468ce
--- /dev/null
+++ b/src/test/java/chanjarster/weixin/api/WxGroupAPITest.java
@@ -0,0 +1,29 @@
+package chanjarster.weixin.api;
+
+import org.testng.Assert;
+import org.testng.annotations.Guice;
+import org.testng.annotations.Test;
+
+import chanjarster.weixin.bean.WxGroup;
+import chanjarster.weixin.exception.WxErrorException;
+
+import com.google.inject.Inject;
+
+/**
+ * 测试分组接口
+ * 
+ * @author chanjarster
+ */
+@Test(groups = "groupAPI", dependsOnGroups = "baseAPI")
+@Guice(modules = ApiTestModule.class)
+public class WxGroupAPITest {
+
+  @Inject
+  protected WxServiceImpl wxService;
+
+  public void testCreateMenu() throws WxErrorException {
+    WxGroup res = wxService.groupCreate("测试分组1");
+    Assert.assertEquals(res.getName(), "测试分组1");
+  }
+
+}
diff --git a/src/test/java/chanjarster/weixin/api/WxMenuAPITest.java b/src/test/java/chanjarster/weixin/api/WxMenuAPITest.java
index 605df05b4..0c7b3ec90 100644
--- a/src/test/java/chanjarster/weixin/api/WxMenuAPITest.java
+++ b/src/test/java/chanjarster/weixin/api/WxMenuAPITest.java
@@ -18,7 +18,7 @@ import chanjarster.weixin.exception.WxErrorException;
  * @author chanjarster
  *
  */
-@Test(dependsOnGroups="baseAPI")
+@Test(groups="menuAPI", dependsOnGroups="baseAPI")
 @Guice(modules = ApiTestModule.class)
 public class WxMenuAPITest {