diff --git a/README.md b/README.md
index fe31992..ce97cc5 100644
--- a/README.md
+++ b/README.md
@@ -226,10 +226,10 @@ dependencies {
 [37]: https://github.com/jingle1267/android-utils/tree/master/util/src/main/java/com/ihongqiqu/util/ViewUtils.java
 [38]: https://github.com/jingle1267/android-utils/tree/master/util/src/main/java/com/ihongqiqu/util/WindowUtils.java
 
-[39]: https://github.com/jingle1267/android-utils/blob/master/src/com/ihongqiqu/app/BaseApplication.java
-[40]: https://github.com/jingle1267/android-utils/blob/master/src/com/ihongqiqu/app/BaseCrashHandler.java
-[41]: https://github.com/jingle1267/android-utils/blob/master/src/com/ihongqiqu/app/RebootThreadExceptionHandler.java
-[42]: https://github.com/jingle1267/android-utils/blob/master/src/com/ihongqiqu/app/StartAppReceiver.java
+[39]: https://github.com/jingle1267/android-utils/tree/master/app/src/com/ihongqiqu/app/BaseApplication.java
+[40]: https://github.com/jingle1267/android-utils/tree/master/app/src/com/ihongqiqu/app/BaseCrashHandler.java
+[41]: https://github.com/jingle1267/android-utils/tree/master/app/src/com/ihongqiqu/app/RebootThreadExceptionHandler.java
+[42]: https://github.com/jingle1267/android-utils/tree/master/app/src/com/ihongqiqu/app/StartAppReceiver.java
 [43]: http://ihongqiqu.com/2014/10/16/android-log/
 [44]: http://ihongqiqu.com
 [45]: https://github.com/jingle1267/android-utils/tree/master/util/src/main/java/com/ihongqiqu/util/ViewFinder.java
diff --git a/app/build.gradle b/app/build.gradle
index 7702d96..0646798 100644
--- a/app/build.gradle
+++ b/app/build.gradle
@@ -6,7 +6,7 @@ android {
     defaultConfig {
         applicationId "com.ihongqiqu.demo"
         minSdkVersion 15
-        targetSdkVersion 22
+        targetSdkVersion 25
         versionCode 1
         versionName "1.0"
         testInstrumentationRunner "android.support.test.runner.AndroidJUnitRunner"
@@ -29,7 +29,7 @@ dependencies {
     })
     compile 'com.android.support:appcompat-v7:25.1.0'
     compile 'com.android.support.constraint:constraint-layout:1.0.0-beta4'
-    compile 'com.ihongqiqu.util:android-utils:1.0.0'
+    compile 'com.ihongqiqu.util:android-utils:1.0.1'
     // testCompile 'junit:junit:4.12'
-    // compile project(path: ':util')
+//     compile project(path: ':util')
 }
diff --git a/app/src/main/res/layout/activity_bitmap.xml b/app/src/main/res/layout/activity_bitmap.xml
index ada7c6b..387ede3 100644
--- a/app/src/main/res/layout/activity_bitmap.xml
+++ b/app/src/main/res/layout/activity_bitmap.xml
@@ -5,7 +5,7 @@
 
     <LinearLayout
         android:layout_width="match_parent"
-        android:layout_height="match_parent"
+        android:layout_height="wrap_content"
         android:gravity="center_horizontal"
         android:padding="10dip"
         android:orientation="vertical">
@@ -14,10 +14,10 @@
             android:id="@+id/textView1"
             android:layout_margin="15dp"
             android:textSize="20sp"
-            android:gravity="left"
+            android:gravity="start"
             android:layout_width="match_parent"
             android:layout_height="wrap_content"
-            android:text="圆形图：" />
+            android:text="@string/str_circle_title" />
 
         <ImageView
             android:id="@+id/iv_round_origin"
@@ -34,10 +34,10 @@
             android:id="@+id/textView2"
             android:layout_margin="15dp"
             android:textSize="20sp"
-            android:gravity="left"
+            android:gravity="start"
             android:layout_width="match_parent"
             android:layout_height="wrap_content"
-            android:text="合并图：" />
+            android:text="@string/str_combine_img" />
 
         <ImageView
             android:id="@+id/iv_round_combine"
@@ -51,10 +51,10 @@
             android:background="@android:color/darker_gray" />
 
         <TextView
-            android:text="高斯模糊:"
+            android:text="@string/str_gaosimohu"
             android:layout_margin="15dp"
             android:textSize="20sp"
-            android:gravity="left"
+            android:gravity="start"
             android:layout_width="match_parent"
             android:layout_height="wrap_content" />
 
@@ -64,7 +64,7 @@
 
             <Button
                 android:id="@+id/radius_small"
-                android:text="Radius -"
+                android:text="@string/str_radius_low"
                 android:layout_weight="1"
                 android:onClick="radiusSmall"
                 android:layout_width="wrap_content"
@@ -72,7 +72,7 @@
 
             <Button
                 android:id="@+id/radius_big"
-                android:text="Radius +"
+                android:text="@string/str_radius_high"
                 android:layout_weight="1"
                 android:onClick="radiusBig"
                 android:layout_width="wrap_content"
diff --git a/app/src/main/res/layout/activity_main.xml b/app/src/main/res/layout/activity_main.xml
index 0803cd4..bfc91a1 100644
--- a/app/src/main/res/layout/activity_main.xml
+++ b/app/src/main/res/layout/activity_main.xml
@@ -11,23 +11,23 @@
         android:id="@+id/title"
         android:layout_width="match_parent"
         android:layout_height="wrap_content"
-        android:gravity="left"
-        android:textSize="20dp"
+        android:gravity="start"
+        android:textSize="20sp"
         android:layout_margin="10dp"
-        android:text="Demos : " />
+        android:text="@string/str_all_demos" />
 
     <Button
         android:id="@+id/btn_bitmap"
         android:layout_width="match_parent"
         android:layout_height="wrap_content"
         android:onClick="onClick"
-        android:text="Bitmap Demo" />
+        android:text="@string/str_bitmap_demo" />
 
     <Button
         android:id="@+id/btn_view_finder"
         android:layout_width="match_parent"
         android:layout_height="wrap_content"
         android:onClick="onClick"
-        android:text="View Finder Demo" />
+        android:text="@string/str_view_finder_demo" />
 
 </LinearLayout>
\ No newline at end of file
diff --git a/app/src/main/res/layout/activity_view_finder.xml b/app/src/main/res/layout/activity_view_finder.xml
index 765bcfc..24a90b0 100644
--- a/app/src/main/res/layout/activity_view_finder.xml
+++ b/app/src/main/res/layout/activity_view_finder.xml
@@ -4,22 +4,22 @@
 
     <LinearLayout
         android:layout_width="match_parent"
-        android:layout_height="match_parent"
+        android:layout_height="wrap_content"
         android:padding="10dip"
         android:orientation="vertical">
 
         <TextView
             android:id="@+id/textView1"
-            android:textSize="24dip"
+            android:textSize="24sp"
             android:layout_width="wrap_content"
             android:layout_height="wrap_content"
-            android:text="AAAAA" />
+            android:text="@string/app_name" />
 
         <Button
             android:id="@+id/btn_bitmap"
             android:layout_width="wrap_content"
             android:layout_height="wrap_content"
-            android:text="Bitmap Demo" />
+            android:text="@string/app_name" />
 
         <ImageView
             android:id="@+id/imageView1"
diff --git a/app/src/main/res/values/strings.xml b/app/src/main/res/values/strings.xml
index ad12620..89869b9 100644
--- a/app/src/main/res/values/strings.xml
+++ b/app/src/main/res/values/strings.xml
@@ -1,3 +1,11 @@
 <resources>
-    <string name="app_name">demo</string>
+    <string name="app_name">工具类Demo</string>
+    <string name="str_circle_title">圆形图：</string>
+    <string name="str_combine_img">合并图：</string>
+    <string name="str_gaosimohu">高斯模糊:</string>
+    <string name="str_radius_low">Radius -</string>
+    <string name="str_radius_high">Radius +</string>
+    <string name="str_all_demos">Demos :</string>
+    <string name="str_bitmap_demo">Bitmap Demo</string>
+    <string name="str_view_finder_demo">View Finder Demo</string>
 </resources>
diff --git a/demo/.gitignore b/demo/.gitignore
new file mode 100644
index 0000000..796b96d
--- /dev/null
+++ b/demo/.gitignore
@@ -0,0 +1 @@
+/build
diff --git a/demo/build.gradle b/demo/build.gradle
new file mode 100644
index 0000000..4173844
--- /dev/null
+++ b/demo/build.gradle
@@ -0,0 +1,33 @@
+apply plugin: 'com.android.application'
+
+android {
+    compileSdkVersion 25
+    buildToolsVersion "25.0.0"
+
+    defaultConfig {
+        applicationId "com.ihongqiqu.demo"
+        minSdkVersion 15
+        targetSdkVersion 25
+        versionCode 1
+        versionName "1.0"
+
+        testInstrumentationRunner "android.support.test.runner.AndroidJUnitRunner"
+
+    }
+    buildTypes {
+        release {
+            minifyEnabled false
+            proguardFiles getDefaultProguardFile('proguard-android.txt'), 'proguard-rules.pro'
+        }
+    }
+}
+
+dependencies {
+    compile fileTree(dir: 'libs', include: ['*.jar'])
+    androidTestCompile('com.android.support.test.espresso:espresso-core:2.2.2', {
+        exclude group: 'com.android.support', module: 'support-annotations'
+    })
+    compile 'com.android.support:appcompat-v7:25.1.0'
+    compile 'com.android.support.constraint:constraint-layout:1.0.0-beta4'
+    testCompile 'junit:junit:4.12'
+}
diff --git a/demo/proguard-rules.pro b/demo/proguard-rules.pro
new file mode 100644
index 0000000..d96da59
--- /dev/null
+++ b/demo/proguard-rules.pro
@@ -0,0 +1,25 @@
+# Add project specific ProGuard rules here.
+# By default, the flags in this file are appended to flags specified
+# in /Users/zhenguo/Documents/develop/android-sdk-macosx/tools/proguard/proguard-android.txt
+# You can edit the include path and order by changing the proguardFiles
+# directive in build.gradle.
+#
+# For more details, see
+#   http://developer.android.com/guide/developing/tools/proguard.html
+
+# Add any project specific keep options here:
+
+# If your project uses WebView with JS, uncomment the following
+# and specify the fully qualified class name to the JavaScript interface
+# class:
+#-keepclassmembers class fqcn.of.javascript.interface.for.webview {
+#   public *;
+#}
+
+# Uncomment this to preserve the line number information for
+# debugging stack traces.
+#-keepattributes SourceFile,LineNumberTable
+
+# If you keep the line number information, uncomment this to
+# hide the original source file name.
+#-renamesourcefileattribute SourceFile
diff --git a/demo/src/androidTest/java/com/ihongqiqu/demo/ExampleInstrumentedTest.java b/demo/src/androidTest/java/com/ihongqiqu/demo/ExampleInstrumentedTest.java
new file mode 100644
index 0000000..4f1ad13
--- /dev/null
+++ b/demo/src/androidTest/java/com/ihongqiqu/demo/ExampleInstrumentedTest.java
@@ -0,0 +1,26 @@
+package com.ihongqiqu.demo;
+
+import android.content.Context;
+import android.support.test.InstrumentationRegistry;
+import android.support.test.runner.AndroidJUnit4;
+
+import org.junit.Test;
+import org.junit.runner.RunWith;
+
+import static org.junit.Assert.*;
+
+/**
+ * Instrumentation test, which will execute on an Android device.
+ *
+ * @see <a href="http://d.android.com/tools/testing">Testing documentation</a>
+ */
+@RunWith(AndroidJUnit4.class)
+public class ExampleInstrumentedTest {
+    @Test
+    public void useAppContext() throws Exception {
+        // Context of the app under test.
+        Context appContext = InstrumentationRegistry.getTargetContext();
+
+        assertEquals("com.ihongqiqu.demo", appContext.getPackageName());
+    }
+}
diff --git a/demo/src/main/AndroidManifest.xml b/demo/src/main/AndroidManifest.xml
new file mode 100644
index 0000000..0739292
--- /dev/null
+++ b/demo/src/main/AndroidManifest.xml
@@ -0,0 +1,21 @@
+<?xml version="1.0" encoding="utf-8"?>
+<manifest xmlns:android="http://schemas.android.com/apk/res/android"
+    package="com.ihongqiqu.demo" >
+
+    <application
+        android:allowBackup="true"
+        android:icon="@mipmap/ic_launcher"
+        android:label="@string/app_name"
+        android:roundIcon="@mipmap/ic_launcher_round"
+        android:supportsRtl="true"
+        android:theme="@style/AppTheme" >
+        <activity android:name=".MainActivity" >
+            <intent-filter>
+                <action android:name="android.intent.action.MAIN" />
+
+                <category android:name="android.intent.category.LAUNCHER" />
+            </intent-filter>
+        </activity>
+    </application>
+
+</manifest>
\ No newline at end of file
diff --git a/demo/src/main/java/com/ihongqiqu/demo/MainActivity.java b/demo/src/main/java/com/ihongqiqu/demo/MainActivity.java
new file mode 100644
index 0000000..0a43f08
--- /dev/null
+++ b/demo/src/main/java/com/ihongqiqu/demo/MainActivity.java
@@ -0,0 +1,13 @@
+package com.ihongqiqu.demo;
+
+import android.support.v7.app.AppCompatActivity;
+import android.os.Bundle;
+
+public class MainActivity extends AppCompatActivity {
+
+    @Override
+    protected void onCreate(Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+        setContentView(R.layout.activity_main);
+    }
+}
diff --git a/demo/src/main/res/layout/activity_main.xml b/demo/src/main/res/layout/activity_main.xml
new file mode 100644
index 0000000..3165c85
--- /dev/null
+++ b/demo/src/main/res/layout/activity_main.xml
@@ -0,0 +1,19 @@
+<?xml version="1.0" encoding="utf-8"?>
+<android.support.constraint.ConstraintLayout
+    xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:tools="http://schemas.android.com/tools"
+    xmlns:app="http://schemas.android.com/apk/res-auto"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent"
+    tools:context="com.ihongqiqu.demo.MainActivity">
+
+    <TextView
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:text="Hello World!"
+        app:layout_constraintBottom_toBottomOf="parent"
+        app:layout_constraintLeft_toLeftOf="parent"
+        app:layout_constraintRight_toRightOf="parent"
+        app:layout_constraintTop_toTopOf="parent" />
+
+</android.support.constraint.ConstraintLayout>
diff --git a/demo/src/main/res/mipmap-hdpi/ic_launcher.png b/demo/src/main/res/mipmap-hdpi/ic_launcher.png
new file mode 100644
index 0000000..cde69bc
Binary files /dev/null and b/demo/src/main/res/mipmap-hdpi/ic_launcher.png differ
diff --git a/demo/src/main/res/mipmap-hdpi/ic_launcher_round.png b/demo/src/main/res/mipmap-hdpi/ic_launcher_round.png
new file mode 100644
index 0000000..9a078e3
Binary files /dev/null and b/demo/src/main/res/mipmap-hdpi/ic_launcher_round.png differ
diff --git a/demo/src/main/res/mipmap-mdpi/ic_launcher.png b/demo/src/main/res/mipmap-mdpi/ic_launcher.png
new file mode 100644
index 0000000..c133a0c
Binary files /dev/null and b/demo/src/main/res/mipmap-mdpi/ic_launcher.png differ
diff --git a/demo/src/main/res/mipmap-mdpi/ic_launcher_round.png b/demo/src/main/res/mipmap-mdpi/ic_launcher_round.png
new file mode 100644
index 0000000..efc028a
Binary files /dev/null and b/demo/src/main/res/mipmap-mdpi/ic_launcher_round.png differ
diff --git a/demo/src/main/res/mipmap-xhdpi/ic_launcher.png b/demo/src/main/res/mipmap-xhdpi/ic_launcher.png
new file mode 100644
index 0000000..bfa42f0
Binary files /dev/null and b/demo/src/main/res/mipmap-xhdpi/ic_launcher.png differ
diff --git a/demo/src/main/res/mipmap-xhdpi/ic_launcher_round.png b/demo/src/main/res/mipmap-xhdpi/ic_launcher_round.png
new file mode 100644
index 0000000..3af2608
Binary files /dev/null and b/demo/src/main/res/mipmap-xhdpi/ic_launcher_round.png differ
diff --git a/demo/src/main/res/mipmap-xxhdpi/ic_launcher.png b/demo/src/main/res/mipmap-xxhdpi/ic_launcher.png
new file mode 100644
index 0000000..324e72c
Binary files /dev/null and b/demo/src/main/res/mipmap-xxhdpi/ic_launcher.png differ
diff --git a/demo/src/main/res/mipmap-xxhdpi/ic_launcher_round.png b/demo/src/main/res/mipmap-xxhdpi/ic_launcher_round.png
new file mode 100644
index 0000000..9bec2e6
Binary files /dev/null and b/demo/src/main/res/mipmap-xxhdpi/ic_launcher_round.png differ
diff --git a/demo/src/main/res/mipmap-xxxhdpi/ic_launcher.png b/demo/src/main/res/mipmap-xxxhdpi/ic_launcher.png
new file mode 100644
index 0000000..aee44e1
Binary files /dev/null and b/demo/src/main/res/mipmap-xxxhdpi/ic_launcher.png differ
diff --git a/demo/src/main/res/mipmap-xxxhdpi/ic_launcher_round.png b/demo/src/main/res/mipmap-xxxhdpi/ic_launcher_round.png
new file mode 100644
index 0000000..34947cd
Binary files /dev/null and b/demo/src/main/res/mipmap-xxxhdpi/ic_launcher_round.png differ
diff --git a/demo/src/main/res/values/colors.xml b/demo/src/main/res/values/colors.xml
new file mode 100644
index 0000000..3ab3e9c
--- /dev/null
+++ b/demo/src/main/res/values/colors.xml
@@ -0,0 +1,6 @@
+<?xml version="1.0" encoding="utf-8"?>
+<resources>
+    <color name="colorPrimary">#3F51B5</color>
+    <color name="colorPrimaryDark">#303F9F</color>
+    <color name="colorAccent">#FF4081</color>
+</resources>
diff --git a/demo/src/main/res/values/strings.xml b/demo/src/main/res/values/strings.xml
new file mode 100644
index 0000000..ad12620
--- /dev/null
+++ b/demo/src/main/res/values/strings.xml
@@ -0,0 +1,3 @@
+<resources>
+    <string name="app_name">demo</string>
+</resources>
diff --git a/demo/src/main/res/values/styles.xml b/demo/src/main/res/values/styles.xml
new file mode 100644
index 0000000..5885930
--- /dev/null
+++ b/demo/src/main/res/values/styles.xml
@@ -0,0 +1,11 @@
+<resources>
+
+    <!-- Base application theme. -->
+    <style name="AppTheme" parent="Theme.AppCompat.Light.DarkActionBar">
+        <!-- Customize your theme here. -->
+        <item name="colorPrimary">@color/colorPrimary</item>
+        <item name="colorPrimaryDark">@color/colorPrimaryDark</item>
+        <item name="colorAccent">@color/colorAccent</item>
+    </style>
+
+</resources>
diff --git a/util/build.gradle b/util/build.gradle
index bc0bbaa..efdbbb8 100644
--- a/util/build.gradle
+++ b/util/build.gradle
@@ -37,7 +37,7 @@ publish {
     userOrg = 'hongqiqu'
     groupId = 'com.ihongqiqu.util'
     artifactId = 'android-utils'
-    publishVersion = '1.0.0'
+    publishVersion = '1.0.1'
     desc = 'android utils'
     website = 'https://github.com/jingle1267/android-utils'
 }
diff --git a/util/src/main/java/com/ihongqiqu/util/AppUtils.java b/util/src/main/java/com/ihongqiqu/util/AppUtils.java
index 79516d3..30c020b 100644
--- a/util/src/main/java/com/ihongqiqu/util/AppUtils.java
+++ b/util/src/main/java/com/ihongqiqu/util/AppUtils.java
@@ -15,6 +15,8 @@
  */
 package com.ihongqiqu.util;
 
+import android.Manifest;
+
 import android.annotation.TargetApi;
 import android.app.ActivityManager;
 import android.app.ActivityManager.MemoryInfo;
@@ -31,6 +33,7 @@
 import android.content.pm.Signature;
 import android.net.Uri;
 import android.os.Build;
+import android.support.v4.app.ActivityCompat;
 import android.telephony.TelephonyManager;
 import android.text.TextUtils;
 import android.util.Log;
@@ -506,17 +509,31 @@ public static boolean isDebuggable(Context ctx) {
     }
 
     /**
-     * 获取设备唯一标识
+     * 获取设备唯一标识 本方法调用需要READ_PHONE_STATE权限
+     *
      * @param context
      * @return
      */
     public static String getUUID(Context context) {
-        final TelephonyManager tm = (TelephonyManager) context.getSystemService(Context.TELEPHONY_SERVICE);
+        String tmDevice = "", tmSerial = "", tmPhone = "", androidId = "";
+        if (ActivityCompat.checkSelfPermission(context, Manifest.permission.READ_PHONE_STATE)
+                == PackageManager.PERMISSION_GRANTED) {
+            try {
+                final TelephonyManager tm = (TelephonyManager) context.getSystemService(Context.TELEPHONY_SERVICE);
+
+                tmDevice = "" + tm.getDeviceId();
+                tmSerial = "" + tm.getSimSerialNumber();
+                androidId = "" + android.provider.Settings.Secure.getString(context.getContentResolver(), android.provider.Settings.Secure.ANDROID_ID);
+            } catch (Exception e) {
+                Log.e("AppUtils", "exception:" + e.getMessage());
+            }
+        } else {
+            Log.e("AppUtils", "没有 android.permission.READ_PHONE_STATE 权限");
+            tmDevice = "device";
+            tmSerial = "serial";
+            androidId = "androidid";
+        }
 
-        final String tmDevice, tmSerial, tmPhone, androidId;
-        tmDevice = "" + tm.getDeviceId();
-        tmSerial = "" + tm.getSimSerialNumber();
-        androidId = "" + android.provider.Settings.Secure.getString(context.getContentResolver(), android.provider.Settings.Secure.ANDROID_ID);
 
         UUID deviceUuid = new UUID(androidId.hashCode(), ((long) tmDevice.hashCode() << 32) | tmSerial.hashCode());
         String uniqueId = deviceUuid.toString();
@@ -527,6 +544,7 @@ public static String getUUID(Context context) {
 
     /**
      * 是否是主线程
+     *
      * @return
      */
     public static boolean isMainProcess(Context context) {