diff --git a/weixin-java-mp/src/main/java/me/chanjar/weixin/mp/api/WxMpService.java b/weixin-java-mp/src/main/java/me/chanjar/weixin/mp/api/WxMpService.java
index 5eca11927..292c56450 100644
--- a/weixin-java-mp/src/main/java/me/chanjar/weixin/mp/api/WxMpService.java
+++ b/weixin-java-mp/src/main/java/me/chanjar/weixin/mp/api/WxMpService.java
@@ -4,7 +4,7 @@ import me.chanjar.weixin.common.bean.WxJsapiSignature;
 import me.chanjar.weixin.common.exception.WxErrorException;
 import me.chanjar.weixin.common.util.http.RequestExecutor;
 import me.chanjar.weixin.mp.bean.WxMpIndustry;
-import me.chanjar.weixin.mp.bean.WxMpMassGroupMessage;
+import me.chanjar.weixin.mp.bean.WxMpMassTagMessage;
 import me.chanjar.weixin.mp.bean.WxMpMassNews;
 import me.chanjar.weixin.mp.bean.WxMpMassOpenIdsMessage;
 import me.chanjar.weixin.mp.bean.WxMpMassPreviewMessage;
@@ -88,7 +88,7 @@ public interface WxMpService {
    * 详情请见: http://mp.weixin.qq.com/wiki/index.php?title=高级群发接口
    * </pre>
    *
-   * @see #massGroupMessageSend(me.chanjar.weixin.mp.bean.WxMpMassGroupMessage)
+   * @see #massGroupMessageSend(me.chanjar.weixin.mp.bean.WxMpMassTagMessage)
    * @see #massOpenIdsMessageSend(me.chanjar.weixin.mp.bean.WxMpMassOpenIdsMessage)
    */
   WxMpMassUploadResult massNewsUpload(WxMpMassNews news) throws WxErrorException;
@@ -99,7 +99,7 @@ public interface WxMpService {
    * 详情请见: http://mp.weixin.qq.com/wiki/index.php?title=高级群发接口
    * </pre>
    *
-   * @see #massGroupMessageSend(me.chanjar.weixin.mp.bean.WxMpMassGroupMessage)
+   * @see #massGroupMessageSend(me.chanjar.weixin.mp.bean.WxMpMassTagMessage)
    * @see #massOpenIdsMessageSend(me.chanjar.weixin.mp.bean.WxMpMassOpenIdsMessage)
    */
   WxMpMassUploadResult massVideoUpload(WxMpMassVideo video) throws WxErrorException;
@@ -112,7 +112,7 @@ public interface WxMpService {
    * 详情请见: http://mp.weixin.qq.com/wiki/index.php?title=高级群发接口
    * </pre>
    */
-  WxMpMassSendResult massGroupMessageSend(WxMpMassGroupMessage message) throws WxErrorException;
+  WxMpMassSendResult massGroupMessageSend(WxMpMassTagMessage message) throws WxErrorException;
 
   /**
    * <pre>
diff --git a/weixin-java-mp/src/main/java/me/chanjar/weixin/mp/api/WxMpUserTagService.java b/weixin-java-mp/src/main/java/me/chanjar/weixin/mp/api/WxMpUserTagService.java
index 406842db1..0fcfb40f8 100644
--- a/weixin-java-mp/src/main/java/me/chanjar/weixin/mp/api/WxMpUserTagService.java
+++ b/weixin-java-mp/src/main/java/me/chanjar/weixin/mp/api/WxMpUserTagService.java
@@ -1,11 +1,11 @@
 package me.chanjar.weixin.mp.api;
 
+import java.util.List;
+
 import me.chanjar.weixin.common.exception.WxErrorException;
 import me.chanjar.weixin.mp.bean.tag.WxTagListUser;
 import me.chanjar.weixin.mp.bean.tag.WxUserTag;
 
-import java.util.List;
-
 /**
  * 用户标签管理相关接口
  * Created by Binary Wang on 2016/9/2.
@@ -44,7 +44,7 @@ public interface WxMpUserTagService {
    * </pre>
    *
    */
-  Boolean tagUpdate(Integer id, String name) throws WxErrorException;
+  Boolean tagUpdate(Long tagId, String name) throws WxErrorException;
 
   /**
    * <pre>
@@ -54,7 +54,7 @@ public interface WxMpUserTagService {
    * </pre>
    *
    */
-  Boolean tagDelete(Integer id) throws WxErrorException;
+  Boolean tagDelete(Long tagId) throws WxErrorException;
 
   /**
    * <pre>
@@ -64,7 +64,8 @@ public interface WxMpUserTagService {
    * </pre>
    *
    */
-  WxTagListUser tagListUser(Integer tagId, String nextOpenid) throws WxErrorException;
+  WxTagListUser tagListUser(Long tagId, String nextOpenid)
+      throws WxErrorException;
 
   /**
    * <pre>
@@ -74,7 +75,7 @@ public interface WxMpUserTagService {
    * </pre>
    *
    */
-  boolean batchTagging(Integer tagId, String[] openids) throws WxErrorException;
+  boolean batchTagging(Long tagId, String[] openids) throws WxErrorException;
 
   /**
    * <pre>
@@ -84,7 +85,7 @@ public interface WxMpUserTagService {
    * </pre>
    *
    */
-  boolean batchUntagging(Integer tagId, String[] openids) throws WxErrorException;
+  boolean batchUntagging(Long tagId, String[] openids) throws WxErrorException;
 
 
   /**
diff --git a/weixin-java-mp/src/main/java/me/chanjar/weixin/mp/api/impl/WxMpServiceImpl.java b/weixin-java-mp/src/main/java/me/chanjar/weixin/mp/api/impl/WxMpServiceImpl.java
index ef1f8e879..0a28ce171 100644
--- a/weixin-java-mp/src/main/java/me/chanjar/weixin/mp/api/impl/WxMpServiceImpl.java
+++ b/weixin-java-mp/src/main/java/me/chanjar/weixin/mp/api/impl/WxMpServiceImpl.java
@@ -190,7 +190,7 @@ public class WxMpServiceImpl implements WxMpService {
   }
 
   @Override
-  public WxMpMassSendResult massGroupMessageSend(WxMpMassGroupMessage message) throws WxErrorException {
+  public WxMpMassSendResult massGroupMessageSend(WxMpMassTagMessage message) throws WxErrorException {
     String url = "https://api.weixin.qq.com/cgi-bin/message/mass/sendall";
     String responseContent = execute(new SimplePostRequestExecutor(), url, message.toJson());
     return WxMpMassSendResult.fromJson(responseContent);
diff --git a/weixin-java-mp/src/main/java/me/chanjar/weixin/mp/api/impl/WxMpUserTagServiceImpl.java b/weixin-java-mp/src/main/java/me/chanjar/weixin/mp/api/impl/WxMpUserTagServiceImpl.java
index d2bb3213f..3f6a4dbae 100644
--- a/weixin-java-mp/src/main/java/me/chanjar/weixin/mp/api/impl/WxMpUserTagServiceImpl.java
+++ b/weixin-java-mp/src/main/java/me/chanjar/weixin/mp/api/impl/WxMpUserTagServiceImpl.java
@@ -1,9 +1,16 @@
 package me.chanjar.weixin.mp.api.impl;
 
+import java.util.List;
+
+import org.apache.commons.lang3.StringUtils;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
 import com.google.gson.JsonArray;
 import com.google.gson.JsonObject;
 import com.google.gson.JsonParser;
 import com.google.gson.reflect.TypeToken;
+
 import me.chanjar.weixin.common.bean.result.WxError;
 import me.chanjar.weixin.common.exception.WxErrorException;
 import me.chanjar.weixin.mp.api.WxMpService;
@@ -11,11 +18,6 @@ import me.chanjar.weixin.mp.api.WxMpUserTagService;
 import me.chanjar.weixin.mp.bean.tag.WxTagListUser;
 import me.chanjar.weixin.mp.bean.tag.WxUserTag;
 import me.chanjar.weixin.mp.util.json.WxMpGsonBuilder;
-import org.apache.commons.lang3.StringUtils;
-import org.slf4j.Logger;
-import org.slf4j.LoggerFactory;
-
-import java.util.List;
 
 /**
  *
@@ -58,7 +60,7 @@ public class WxMpUserTagServiceImpl implements WxMpUserTagService {
   }
 
   @Override
-  public Boolean tagUpdate(Integer id, String name) throws WxErrorException {
+  public Boolean tagUpdate(Long id, String name) throws WxErrorException {
     String url = API_URL_PREFIX + "/update";
 
     JsonObject json = new JsonObject();
@@ -78,7 +80,7 @@ public class WxMpUserTagServiceImpl implements WxMpUserTagService {
   }
 
   @Override
-  public Boolean tagDelete(Integer id) throws WxErrorException {
+  public Boolean tagDelete(Long id) throws WxErrorException {
     String url = API_URL_PREFIX + "/delete";
 
     JsonObject json = new JsonObject();
@@ -98,7 +100,8 @@ public class WxMpUserTagServiceImpl implements WxMpUserTagService {
   }
 
   @Override
-  public WxTagListUser tagListUser(Integer tagId, String nextOpenid) throws WxErrorException {
+  public WxTagListUser tagListUser(Long tagId, String nextOpenid)
+      throws WxErrorException {
     String url = "https://api.weixin.qq.com/cgi-bin/user/tag/get";
 
     JsonObject json = new JsonObject();
@@ -112,7 +115,8 @@ public class WxMpUserTagServiceImpl implements WxMpUserTagService {
   }
 
   @Override
-  public boolean batchTagging(Integer tagId, String[] openids) throws WxErrorException {
+  public boolean batchTagging(Long tagId, String[] openids)
+      throws WxErrorException {
     String url = "https://api.weixin.qq.com/cgi-bin/tags/members/batchtagging";
 
     JsonObject json = new JsonObject();
@@ -135,7 +139,8 @@ public class WxMpUserTagServiceImpl implements WxMpUserTagService {
   }
 
   @Override
-  public boolean batchUntagging(Integer tagId, String[] openids) throws WxErrorException {
+  public boolean batchUntagging(Long tagId, String[] openids)
+      throws WxErrorException {
     String url = "https://api.weixin.qq.com/cgi-bin/tags/members/batchuntagging";
 
     JsonObject json = new JsonObject();
diff --git a/weixin-java-mp/src/main/java/me/chanjar/weixin/mp/bean/WxMpGroup.java b/weixin-java-mp/src/main/java/me/chanjar/weixin/mp/bean/WxMpGroup.java
deleted file mode 100644
index 7dfd4cccc..000000000
--- a/weixin-java-mp/src/main/java/me/chanjar/weixin/mp/bean/WxMpGroup.java
+++ /dev/null
@@ -1,52 +0,0 @@
-package me.chanjar.weixin.mp.bean;
-
-import me.chanjar.weixin.mp.util.json.WxMpGsonBuilder;
-
-import java.io.Serializable;
-
-/**
- * 微信用户分组
- * @author chanjarster
- *
- */
-public class WxMpGroup implements Serializable {
-
-  /**
-   * 
-   */
-  private static final long serialVersionUID = 1554709708638735270L;
-  private long id = -1;
-  private String name;
-  private long count;
-  public long getId() {
-    return this.id;
-  }
-  public void setId(long id) {
-    this.id = id;
-  }
-  public String getName() {
-    return this.name;
-  }
-  public void setName(String name) {
-    this.name = name;
-  }
-  public long getCount() {
-    return this.count;
-  }
-  public void setCount(long count) {
-    this.count = count;
-  }
-  
-  public static WxMpGroup fromJson(String json) {
-    return WxMpGsonBuilder.create().fromJson(json, WxMpGroup.class);
-  }
-  
-  public String toJson() {
-    return WxMpGsonBuilder.create().toJson(this);
-  }
-  @Override
-  public String toString() {
-    return "WxMpGroup [id=" + this.id + ", name=" + this.name + ", count=" + this.count + "]";
-  }
-  
-}
diff --git a/weixin-java-mp/src/main/java/me/chanjar/weixin/mp/bean/WxMpMassGroupMessage.java b/weixin-java-mp/src/main/java/me/chanjar/weixin/mp/bean/WxMpMassTagMessage.java
similarity index 82%
rename from weixin-java-mp/src/main/java/me/chanjar/weixin/mp/bean/WxMpMassGroupMessage.java
rename to weixin-java-mp/src/main/java/me/chanjar/weixin/mp/bean/WxMpMassTagMessage.java
index d77605a61..300b4f906 100644
--- a/weixin-java-mp/src/main/java/me/chanjar/weixin/mp/bean/WxMpMassGroupMessage.java
+++ b/weixin-java-mp/src/main/java/me/chanjar/weixin/mp/bean/WxMpMassTagMessage.java
@@ -1,26 +1,23 @@
 package me.chanjar.weixin.mp.bean;
 
-import me.chanjar.weixin.mp.util.json.WxMpGsonBuilder;
-
 import java.io.Serializable;
 
+import me.chanjar.weixin.mp.util.json.WxMpGsonBuilder;
+
 /**
- * 分组群发的消息
+ * 按标签群发的消息
  * 
  * @author chanjarster
  */
-public class WxMpMassGroupMessage implements Serializable {
+public class WxMpMassTagMessage implements Serializable {
   
-  /**
-   * 
-   */
   private static final long serialVersionUID = -6625914040986749286L;
-  private Long groupId;
+  private Long tagId;
   private String msgtype;
   private String content;
   private String mediaId;
 
-  public WxMpMassGroupMessage() {
+  public WxMpMassTagMessage() {
     super();
   }
   
@@ -64,16 +61,16 @@ public class WxMpMassGroupMessage implements Serializable {
     return WxMpGsonBuilder.INSTANCE.create().toJson(this);
   }
 
-  public Long getGroupId() {
-    return this.groupId;
+  public Long getTagId() {
+    return this.tagId;
   }
 
   /**
    * 如果不设置则就意味着发给所有用户
-   * @param groupId
+   * @param tagId
    */
-  public void setGroupId(Long groupId) {
-    this.groupId = groupId;
+  public void setTagId(Long tagId) {
+    this.tagId = tagId;
   }
 
 }
diff --git a/weixin-java-mp/src/main/java/me/chanjar/weixin/mp/bean/tag/WxUserTag.java b/weixin-java-mp/src/main/java/me/chanjar/weixin/mp/bean/tag/WxUserTag.java
index d9e07d044..53e247a77 100644
--- a/weixin-java-mp/src/main/java/me/chanjar/weixin/mp/bean/tag/WxUserTag.java
+++ b/weixin-java-mp/src/main/java/me/chanjar/weixin/mp/bean/tag/WxUserTag.java
@@ -19,7 +19,7 @@ public class WxUserTag {
   /**
    * id	标签id，由微信分配
    */
-  private Integer id;
+  private Long id;
 
   /**
    * name	标签名，UTF8编码
@@ -47,11 +47,11 @@ public class WxUserTag {
     this.count = count;
   }
 
-  public Integer getId() {
+  public Long getId() {
     return this.id;
   }
 
-  public void setId(Integer id) {
+  public void setId(Long id) {
     this.id = id;
   }
 
diff --git a/weixin-java-mp/src/main/java/me/chanjar/weixin/mp/util/json/WxMpGroupGsonAdapter.java b/weixin-java-mp/src/main/java/me/chanjar/weixin/mp/util/json/WxMpGroupGsonAdapter.java
deleted file mode 100644
index a6a48ed74..000000000
--- a/weixin-java-mp/src/main/java/me/chanjar/weixin/mp/util/json/WxMpGroupGsonAdapter.java
+++ /dev/null
@@ -1,49 +0,0 @@
-/*
- * 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 me.chanjar.weixin.mp.util.json;
-
-import com.google.gson.*;
-import me.chanjar.weixin.common.util.json.GsonHelper;
-import me.chanjar.weixin.mp.bean.WxMpGroup;
-
-import java.lang.reflect.Type;
-
-public class WxMpGroupGsonAdapter implements JsonSerializer<WxMpGroup>, JsonDeserializer<WxMpGroup> {
-
-  @Override
-  public JsonElement serialize(WxMpGroup 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;
-  }
-
-  @Override
-  public WxMpGroup deserialize(JsonElement json, Type typeOfT, JsonDeserializationContext context) throws JsonParseException {
-    WxMpGroup group = new WxMpGroup();
-    JsonObject groupJson = json.getAsJsonObject();
-    if (json.getAsJsonObject().get("group") != null) {
-      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;
-  }
-  
-}
diff --git a/weixin-java-mp/src/main/java/me/chanjar/weixin/mp/util/json/WxMpGsonBuilder.java b/weixin-java-mp/src/main/java/me/chanjar/weixin/mp/util/json/WxMpGsonBuilder.java
index ab3d5769f..df63ac648 100644
--- a/weixin-java-mp/src/main/java/me/chanjar/weixin/mp/util/json/WxMpGsonBuilder.java
+++ b/weixin-java-mp/src/main/java/me/chanjar/weixin/mp/util/json/WxMpGsonBuilder.java
@@ -2,10 +2,35 @@ package me.chanjar.weixin.mp.util.json;
 
 import com.google.gson.Gson;
 import com.google.gson.GsonBuilder;
-import me.chanjar.weixin.mp.bean.*;
+
+import me.chanjar.weixin.mp.bean.WxMpCard;
+import me.chanjar.weixin.mp.bean.WxMpCustomMessage;
+import me.chanjar.weixin.mp.bean.WxMpIndustry;
+import me.chanjar.weixin.mp.bean.WxMpMassNews;
+import me.chanjar.weixin.mp.bean.WxMpMassOpenIdsMessage;
+import me.chanjar.weixin.mp.bean.WxMpMassPreviewMessage;
+import me.chanjar.weixin.mp.bean.WxMpMassTagMessage;
+import me.chanjar.weixin.mp.bean.WxMpMassVideo;
+import me.chanjar.weixin.mp.bean.WxMpMaterialArticleUpdate;
+import me.chanjar.weixin.mp.bean.WxMpMaterialNews;
+import me.chanjar.weixin.mp.bean.WxMpTemplateMessage;
 import me.chanjar.weixin.mp.bean.datacube.WxDataCubeUserCumulate;
 import me.chanjar.weixin.mp.bean.datacube.WxDataCubeUserSummary;
-import me.chanjar.weixin.mp.bean.result.*;
+import me.chanjar.weixin.mp.bean.result.WxMediaImgUploadResult;
+import me.chanjar.weixin.mp.bean.result.WxMpCardResult;
+import me.chanjar.weixin.mp.bean.result.WxMpMassSendResult;
+import me.chanjar.weixin.mp.bean.result.WxMpMassUploadResult;
+import me.chanjar.weixin.mp.bean.result.WxMpMaterialCountResult;
+import me.chanjar.weixin.mp.bean.result.WxMpMaterialFileBatchGetResult;
+import me.chanjar.weixin.mp.bean.result.WxMpMaterialNewsBatchGetResult;
+import me.chanjar.weixin.mp.bean.result.WxMpMaterialUploadResult;
+import me.chanjar.weixin.mp.bean.result.WxMpMaterialVideoInfoResult;
+import me.chanjar.weixin.mp.bean.result.WxMpOAuth2AccessToken;
+import me.chanjar.weixin.mp.bean.result.WxMpQrCodeTicket;
+import me.chanjar.weixin.mp.bean.result.WxMpSemanticQueryResult;
+import me.chanjar.weixin.mp.bean.result.WxMpUser;
+import me.chanjar.weixin.mp.bean.result.WxMpUserBlacklistGetResult;
+import me.chanjar.weixin.mp.bean.result.WxMpUserList;
 
 public class WxMpGsonBuilder {
 
@@ -15,9 +40,8 @@ public class WxMpGsonBuilder {
     INSTANCE.disableHtmlEscaping();
     INSTANCE.registerTypeAdapter(WxMpCustomMessage.class, new WxMpCustomMessageGsonAdapter());
     INSTANCE.registerTypeAdapter(WxMpMassNews.class, new WxMpMassNewsGsonAdapter());
-    INSTANCE.registerTypeAdapter(WxMpMassGroupMessage.class, new WxMpMassGroupMessageGsonAdapter());
+    INSTANCE.registerTypeAdapter(WxMpMassTagMessage.class, new WxMpMassTagMessageGsonAdapter());
     INSTANCE.registerTypeAdapter(WxMpMassOpenIdsMessage.class, new WxMpMassOpenIdsMessageGsonAdapter());
-    INSTANCE.registerTypeAdapter(WxMpGroup.class, new WxMpGroupGsonAdapter());
     INSTANCE.registerTypeAdapter(WxMpUser.class, new WxMpUserGsonAdapter());
     INSTANCE.registerTypeAdapter(WxMpUserList.class, new WxUserListGsonAdapter());
     INSTANCE.registerTypeAdapter(WxMpMassVideo.class, new WxMpMassVideoAdapter());
diff --git a/weixin-java-mp/src/main/java/me/chanjar/weixin/mp/util/json/WxMpMassGroupMessageGsonAdapter.java b/weixin-java-mp/src/main/java/me/chanjar/weixin/mp/util/json/WxMpMassTagMessageGsonAdapter.java
similarity index 85%
rename from weixin-java-mp/src/main/java/me/chanjar/weixin/mp/util/json/WxMpMassGroupMessageGsonAdapter.java
rename to weixin-java-mp/src/main/java/me/chanjar/weixin/mp/util/json/WxMpMassTagMessageGsonAdapter.java
index 4ad458486..c32fa9f8e 100644
--- a/weixin-java-mp/src/main/java/me/chanjar/weixin/mp/util/json/WxMpMassGroupMessageGsonAdapter.java
+++ b/weixin-java-mp/src/main/java/me/chanjar/weixin/mp/util/json/WxMpMassTagMessageGsonAdapter.java
@@ -13,22 +13,22 @@ import com.google.gson.JsonObject;
 import com.google.gson.JsonSerializationContext;
 import com.google.gson.JsonSerializer;
 import me.chanjar.weixin.common.api.WxConsts;
-import me.chanjar.weixin.mp.bean.WxMpMassGroupMessage;
+import me.chanjar.weixin.mp.bean.WxMpMassTagMessage;
 
 import java.lang.reflect.Type;
 
-public class WxMpMassGroupMessageGsonAdapter implements JsonSerializer<WxMpMassGroupMessage> {
+public class WxMpMassTagMessageGsonAdapter implements JsonSerializer<WxMpMassTagMessage> {
 
   @Override
-  public JsonElement serialize(WxMpMassGroupMessage message, Type typeOfSrc, JsonSerializationContext context) {
+  public JsonElement serialize(WxMpMassTagMessage message, Type typeOfSrc, JsonSerializationContext context) {
     JsonObject messageJson = new JsonObject();
     
     JsonObject filter = new JsonObject();
-    if(null == message.getGroupId()) {
+    if(null == message.getTagId()) {
       filter.addProperty("is_to_all", true);
     } else {
       filter.addProperty("is_to_all", false);
-      filter.addProperty("group_id", message.getGroupId());
+      filter.addProperty("group_id", message.getTagId());
     }
     messageJson.add("filter", filter);
     
diff --git a/weixin-java-mp/src/test/java/me/chanjar/weixin/mp/api/WxMpMassMessageAPITest.java b/weixin-java-mp/src/test/java/me/chanjar/weixin/mp/api/WxMpMassMessageAPITest.java
index 3f2c28b80..e093d5750 100644
--- a/weixin-java-mp/src/test/java/me/chanjar/weixin/mp/api/WxMpMassMessageAPITest.java
+++ b/weixin-java-mp/src/test/java/me/chanjar/weixin/mp/api/WxMpMassMessageAPITest.java
@@ -14,9 +14,9 @@ import me.chanjar.weixin.common.api.WxConsts;
 import me.chanjar.weixin.common.bean.result.WxMediaUploadResult;
 import me.chanjar.weixin.common.exception.WxErrorException;
 import me.chanjar.weixin.mp.api.impl.WxMpServiceImpl;
-import me.chanjar.weixin.mp.bean.WxMpMassGroupMessage;
 import me.chanjar.weixin.mp.bean.WxMpMassNews;
 import me.chanjar.weixin.mp.bean.WxMpMassOpenIdsMessage;
+import me.chanjar.weixin.mp.bean.WxMpMassTagMessage;
 import me.chanjar.weixin.mp.bean.WxMpMassVideo;
 import me.chanjar.weixin.mp.bean.result.WxMpMassSendResult;
 import me.chanjar.weixin.mp.bean.result.WxMpMassUploadResult;
@@ -68,11 +68,11 @@ public class WxMpMassMessageAPITest {
 
   @Test
   public void testTextMassGroupMessageSend() throws WxErrorException {
-    WxMpMassGroupMessage massMessage = new WxMpMassGroupMessage();
+    WxMpMassTagMessage massMessage = new WxMpMassTagMessage();
     massMessage.setMsgtype(WxConsts.MASS_MSG_TEXT);
     massMessage.setContent("测试群发消息\n欢迎欢迎，热烈欢迎\n换行测试\n超链接:<a href=\"http://www.baidu.com\">Hello World</a>");
     massMessage
-        .setGroupId(this.wxService.getGroupService().groupGet().get(0).getId());
+        .setTagId(this.wxService.getUserTagService().tagGet().get(0).getId());
 
     WxMpMassSendResult massResult = this.wxService
         .massGroupMessageSend(massMessage);
@@ -83,11 +83,11 @@ public class WxMpMassMessageAPITest {
   @Test(dataProvider="massMessages")
   public void testMediaMassGroupMessageSend(String massMsgType, String mediaId)
       throws WxErrorException {
-    WxMpMassGroupMessage massMessage = new WxMpMassGroupMessage();
+    WxMpMassTagMessage massMessage = new WxMpMassTagMessage();
     massMessage.setMsgtype(massMsgType);
     massMessage.setMediaId(mediaId);
     massMessage
-        .setGroupId(this.wxService.getGroupService().groupGet().get(0).getId());
+        .setTagId(this.wxService.getUserTagService().tagGet().get(0).getId());
 
     WxMpMassSendResult massResult = this.wxService
         .massGroupMessageSend(massMessage);
diff --git a/weixin-java-mp/src/test/java/me/chanjar/weixin/mp/api/impl/WxMpUserTagServiceImplTest.java b/weixin-java-mp/src/test/java/me/chanjar/weixin/mp/api/impl/WxMpUserTagServiceImplTest.java
index 74a6cfc4f..9fc579c99 100644
--- a/weixin-java-mp/src/test/java/me/chanjar/weixin/mp/api/impl/WxMpUserTagServiceImplTest.java
+++ b/weixin-java-mp/src/test/java/me/chanjar/weixin/mp/api/impl/WxMpUserTagServiceImplTest.java
@@ -1,15 +1,17 @@
 package me.chanjar.weixin.mp.api.impl;
 
-import com.google.inject.Inject;
-import me.chanjar.weixin.mp.api.ApiTestModule;
-import me.chanjar.weixin.mp.api.WxXmlMpInMemoryConfigStorage;
-import me.chanjar.weixin.mp.bean.tag.WxTagListUser;
-import me.chanjar.weixin.mp.bean.tag.WxUserTag;
+import java.util.List;
+
 import org.testng.Assert;
 import org.testng.annotations.Guice;
 import org.testng.annotations.Test;
 
-import java.util.List;
+import com.google.inject.Inject;
+
+import me.chanjar.weixin.mp.api.ApiTestModule;
+import me.chanjar.weixin.mp.api.WxXmlMpInMemoryConfigStorage;
+import me.chanjar.weixin.mp.bean.tag.WxTagListUser;
+import me.chanjar.weixin.mp.bean.tag.WxUserTag;
 
 /**
  *
@@ -22,7 +24,7 @@ public class WxMpUserTagServiceImplTest {
   @Inject
   protected WxMpServiceImpl wxService;
 
-  private Integer tagId = 2;
+  private Long tagId = 2L;
 
   @Test
   public void testTagCreate() throws Exception {