diff --git a/OSSDKDemo/app/libs/CloudserviceLib.jar b/OSSDKDemo/app/libs/CloudserviceLib.jar
index 2ffee8b..0b9f8f8 100644
Binary files a/OSSDKDemo/app/libs/CloudserviceLib.jar and b/OSSDKDemo/app/libs/CloudserviceLib.jar differ
diff --git a/OSSDKDemo/app/src/main/java/com/jeejio/ossdk/demo/MyApplicaion.java b/OSSDKDemo/app/src/main/java/com/jeejio/ossdk/demo/MyApplicaion.java
index 047c038..e089099 100644
--- a/OSSDKDemo/app/src/main/java/com/jeejio/ossdk/demo/MyApplicaion.java
+++ b/OSSDKDemo/app/src/main/java/com/jeejio/ossdk/demo/MyApplicaion.java
@@ -1,6 +1,7 @@
 package com.jeejio.ossdk.demo;
 
 import android.app.Application;
+import android.provider.Settings;
 import android.util.Log;
 
 import com.jeejio.cloudservice.sdk.HMessage;
@@ -22,7 +23,6 @@ public class MyApplicaion extends Application {
     public void onCreate() {
         super.onCreate();
         registerOSSDK();
-        Log.e(TAG, JeejioCloudService.SDK_VERSION);
     }
 
     @Override
@@ -33,6 +33,18 @@ public void onTerminate() {
 
 
     private void registerOSSDK(){
+
+        //获取sdk版本信息
+        Log.i(TAG, JeejioCloudService.SDK_VERSION);
+
+        //获取设备id
+        String deviceid = JeejioCloudService.getDeviceId(this);
+        Log.i(TAG, "deviceId = " + deviceid);
+
+        //获取userId
+        String userId = JeejioCloudService.getUserId(this);
+        Log.i(TAG, "userId = " + userId);
+
         if (mCloudMessageListener == null){
             mCloudMessageListener = new CloudMessageListener();
             //注册云服务
diff --git a/README.md b/README.md
index 8190868..5e802c3 100644
--- a/README.md
+++ b/README.md
@@ -118,12 +118,28 @@ public class InputEventListener implements OnInputEventListener {
 InputEventService.getInputEventService(mContext).unRegisterEventListener(mEventListener);
 ```
 
+**3、获取基础信息**
+
+```java
+//获取sdk版本信息
+Log.i(TAG, JeejioCloudService.SDK_VERSION);
+
+//获取deviceId
+String deviceid = JeejioCloudService.getDeviceId(this);
+Log.i(TAG, "deviceId = " + deviceid);
+
+//获取userId
+String userId = JeejioCloudService.getUserId(this);
+Log.i(TAG, "userId = " + userId);
+```
+
 
 
 ## 更新日志
 
 | 版本号 | 发布时间   | 更新内容                                   |
 | ------ | ---------- | ------------------------------------------ |
+| 1.2.1  | 2020.05.27 | ●增加获取userId、deviceId等基础信息接口    |
 | 1.1.1  | 2020.05.15 | ●增加sdk版本信息接口                       |
 | 1.0.1  | 2020.03.24 | ●增加设备按键监听<br>●修改参数和返回值类型 |
 | 1.0.0  | 2019.09.27 | ●提供注册与云服务交互                      |