diff --git a/weixin-java-miniapp/src/main/java/cn/binarywang/wx/miniapp/api/WxMaShareService.java b/weixin-java-miniapp/src/main/java/cn/binarywang/wx/miniapp/api/WxMaShareService.java
index 8c6030e53..d32aee2c1 100644
--- a/weixin-java-miniapp/src/main/java/cn/binarywang/wx/miniapp/api/WxMaShareService.java
+++ b/weixin-java-miniapp/src/main/java/cn/binarywang/wx/miniapp/api/WxMaShareService.java
@@ -1,5 +1,6 @@
 package cn.binarywang.wx.miniapp.api;
 
+import cn.binarywang.wx.miniapp.bean.WxMaGroupEnterInfo;
 import cn.binarywang.wx.miniapp.bean.WxMaShareInfo;
 
 /**
@@ -18,4 +19,16 @@ public interface WxMaShareService {
    */
   WxMaShareInfo getShareInfo(String sessionKey, String encryptedData, String ivStr);
 
+  /**
+   * 解密群入口敏感数据.
+   * 对应 wx.getGroupEnterInfo 接口返回的 encryptedData 解密
+   *
+   * @param sessionKey    会话密钥
+   * @param encryptedData 消息密文
+   * @param ivStr         加密算法的初始向量
+   * @return 群入口信息
+   * @see <a href="https://developers.weixin.qq.com/miniprogram/dev/api/open-api/group/wx.getGroupEnterInfo.html">wx.getGroupEnterInfo 官方文档</a>
+   */
+  WxMaGroupEnterInfo getGroupEnterInfo(String sessionKey, String encryptedData, String ivStr);
+
 }
diff --git a/weixin-java-miniapp/src/main/java/cn/binarywang/wx/miniapp/api/impl/WxMaShareServiceImpl.java b/weixin-java-miniapp/src/main/java/cn/binarywang/wx/miniapp/api/impl/WxMaShareServiceImpl.java
index fd1981aa0..a3a8e6176 100644
--- a/weixin-java-miniapp/src/main/java/cn/binarywang/wx/miniapp/api/impl/WxMaShareServiceImpl.java
+++ b/weixin-java-miniapp/src/main/java/cn/binarywang/wx/miniapp/api/impl/WxMaShareServiceImpl.java
@@ -2,6 +2,7 @@ package cn.binarywang.wx.miniapp.api.impl;
 
 import cn.binarywang.wx.miniapp.api.WxMaService;
 import cn.binarywang.wx.miniapp.api.WxMaShareService;
+import cn.binarywang.wx.miniapp.bean.WxMaGroupEnterInfo;
 import cn.binarywang.wx.miniapp.bean.WxMaShareInfo;
 import cn.binarywang.wx.miniapp.util.crypt.WxMaCryptUtils;
 import lombok.RequiredArgsConstructor;
@@ -18,4 +19,9 @@ public class WxMaShareServiceImpl implements WxMaShareService {
     return WxMaShareInfo.fromJson(WxMaCryptUtils.decrypt(sessionKey, encryptedData, ivStr));
 
   }
+
+  @Override
+  public WxMaGroupEnterInfo getGroupEnterInfo(String sessionKey, String encryptedData, String ivStr) {
+    return WxMaGroupEnterInfo.fromJson(WxMaCryptUtils.decrypt(sessionKey, encryptedData, ivStr));
+  }
 }
diff --git a/weixin-java-miniapp/src/main/java/cn/binarywang/wx/miniapp/bean/WxMaGroupEnterInfo.java b/weixin-java-miniapp/src/main/java/cn/binarywang/wx/miniapp/bean/WxMaGroupEnterInfo.java
new file mode 100644
index 000000000..e65ec602d
--- /dev/null
+++ b/weixin-java-miniapp/src/main/java/cn/binarywang/wx/miniapp/bean/WxMaGroupEnterInfo.java
@@ -0,0 +1,46 @@
+package cn.binarywang.wx.miniapp.bean;
+
+import cn.binarywang.wx.miniapp.json.WxMaGsonBuilder;
+import com.google.gson.annotations.SerializedName;
+import lombok.Data;
+
+import java.io.Serializable;
+
+/**
+ * 微信小程序群入口信息.
+ * 对应 wx.getGroupEnterInfo 接口返回的解密数据
+ *
+ * @see <a href="https://developers.weixin.qq.com/miniprogram/dev/api/open-api/group/wx.getGroupEnterInfo.html">wx.getGroupEnterInfo 官方文档</a>
+ */
+@Data
+public class WxMaGroupEnterInfo implements Serializable {
+  private static final long serialVersionUID = -8053613683499632227L;
+
+  /**
+   * 多聊群下返回的群唯一标识.
+   */
+  @SerializedName("opengid")
+  private String openGId;
+
+  /**
+   * 单聊群下返回的群唯一标识.
+   */
+  @SerializedName("open_single_roomid")
+  private String openSingleRoomid;
+
+  /**
+   * 用户在当前群的唯一标识.
+   */
+  @SerializedName("group_openid")
+  private String groupOpenid;
+
+  /**
+   * 聊天室类型.
+   */
+  @SerializedName("chat_type")
+  private Integer chatType;
+
+  public static WxMaGroupEnterInfo fromJson(String json) {
+    return WxMaGsonBuilder.create().fromJson(json, WxMaGroupEnterInfo.class);
+  }
+}
diff --git a/weixin-java-miniapp/src/test/java/cn/binarywang/wx/miniapp/api/impl/WxMaShareServiceImplTest.java b/weixin-java-miniapp/src/test/java/cn/binarywang/wx/miniapp/api/impl/WxMaShareServiceImplTest.java
index dcf3726e3..f6d041ff3 100644
--- a/weixin-java-miniapp/src/test/java/cn/binarywang/wx/miniapp/api/impl/WxMaShareServiceImplTest.java
+++ b/weixin-java-miniapp/src/test/java/cn/binarywang/wx/miniapp/api/impl/WxMaShareServiceImplTest.java
@@ -1,6 +1,7 @@
 package cn.binarywang.wx.miniapp.api.impl;
 
 import cn.binarywang.wx.miniapp.api.WxMaService;
+import cn.binarywang.wx.miniapp.bean.WxMaGroupEnterInfo;
 import cn.binarywang.wx.miniapp.bean.WxMaShareInfo;
 import cn.binarywang.wx.miniapp.test.ApiTestModule;
 import com.google.inject.Inject;
@@ -37,4 +38,16 @@ public class WxMaShareServiceImplTest {
     assertNotNull(shareInfo);
     System.out.println(shareInfo.toString());
   }
+
+  /**
+   * TODO 测试数据有问题，需要替换为正确的数据
+   */
+  @Test
+  public void testGetGroupEnterInfo() {
+    WxMaGroupEnterInfo groupEnterInfo = this.wxService.getShareService().getGroupEnterInfo("tiihtNczf5v6AKRyjwEUhQ==",
+      "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",
+      "r7BXXKkLb8qrSNn05n0qiA==");
+    assertNotNull(groupEnterInfo);
+    System.out.println(groupEnterInfo.toString());
+  }
 }