diff --git a/README.md b/README.md
index 872c9b8..2ed6895 100644
--- a/README.md
+++ b/README.md
@@ -46,7 +46,7 @@
 
 - **LabelView**
 
-    角标
+    角标,一个简单的Android标签控件.
 
     [原始项目地址](https://github.com/H07000223/FlycoLabelView)
 
@@ -181,7 +181,7 @@
 
 **Version**
 
-    【0.2.2】
+    【0.3.0】
 
 # Installation
 
@@ -199,9 +199,28 @@ Step 1. Add the JitPack repository to your build file
 Step 2. Add the dependency
 
     dependencies {
-        compile 'com.github.shichunlei:MyLibrary:0.2.2'
+        compile 'com.github.shichunlei:MyLibrary:0.3.0'
     }
 
+或者
+
+Step 1. Add the JitPack repository to your build file
+
+    <repositories>
+        <repository>
+            <id>jitpack.io</id>
+            <url>https://jitpack.io</url>
+        </repository>
+    </repositories>
+
+Step 2. Add the dependency
+
+    <dependency>
+	    <groupId>com.github.shichunlei</groupId>
+	    <artifactId>MyLibrary</artifactId>
+	    <version>0.3.0</version>
+	</dependency>
+
 # Usage
 
     参见sample示例
@@ -848,6 +867,27 @@ Java
 
 ===========================================================================================
 
+### LabelView 用法
+
+<img src="/screenshot/preview.png">
+
+自定义属性
+
+|name|format|description|
+|:---:|:---:|:---:|
+| lv_text | string | 设置文字内容 
+| lv_text_color | color | 设置文字颜色,默认#ffffff
+| lv_text_size | dimension | 设置文字大小,默认11sp
+| lv_text_bold | boolean | 设置文字是否支持加粗,默认true
+| lv_text_all_caps | boolean | 设置文字是否支持全部大写,默认true
+| lv_background_color | color | 设置背景颜色,默认"#FF4081"
+| lv_min_size | dimension | 设置LabelView所在矩形最小宽高,默认mFillTriangle?35dp:50dp
+| lv_padding | dimension | 设置文字上下padding,默认3.5dp,mFillTriangle为true时无效
+| lv_gravity | enum | 设置LabelView方向,支持左上或右上或左下或右下,默认左上
+| lv_fill_triangle | boolean | 设置是否填充三角区域,默认false
+
+===========================================================================================
+
 ### Sample 中使用到的第三方框架包括
 
 - _[Gson](https://github.com/google/gson)_
@@ -865,6 +905,18 @@ Java
 
 # 更新日志
 
+【0.3.0】
+
+    add MarqueeView
+    add CircleMenu
+    add AnimNumberTextView
+    add ThreeStateSwitch
+    add SwitchIconView
+    add DescProgressView
+    add WavyLineView
+    add CouponView
+    add RippleView
+
 【0.2.2】
 
     更改刷新为SmartRefresh
diff --git a/library/build.gradle b/library/build.gradle
index a2bb9e0..affa7f1 100644
--- a/library/build.gradle
+++ b/library/build.gradle
@@ -11,8 +11,8 @@ android {
     defaultConfig {
         minSdkVersion 16
         targetSdkVersion 26
-        versionCode 18
-        versionName "0.1.9"
+        versionCode 21
+        versionName "0.3.0"
 
         testInstrumentationRunner "android.support.test.runner.AndroidJUnitRunner"
     }
diff --git a/sample/src/main/res/drawable/bg.png b/sample/src/main/res/drawable/bg.png
new file mode 100755
index 0000000..a564f6f
Binary files /dev/null and b/sample/src/main/res/drawable/bg.png differ
diff --git a/sample/src/main/res/layout/activity_welcome.xml b/sample/src/main/res/layout/activity_welcome.xml
index 97bfc73..bb16ec6 100644
--- a/sample/src/main/res/layout/activity_welcome.xml
+++ b/sample/src/main/res/layout/activity_welcome.xml
@@ -11,7 +11,6 @@
         android:id="@+id/layout"
         android:layout_width="match_parent"
         android:layout_height="match_parent"
-        android:background="@color/colorAccent"
         android:orientation="horizontal">
 
     </LinearLayout>
diff --git a/sample/src/main/res/values/styles.xml b/sample/src/main/res/values/styles.xml
index 37130c4..5fedc87 100644
--- a/sample/src/main/res/values/styles.xml
+++ b/sample/src/main/res/values/styles.xml
@@ -7,6 +7,7 @@
         <item name="colorPrimaryDark">@color/colorPrimaryDark</item>
         <item name="colorAccent">@color/colorAccent</item>
         <item name="android:windowAnimationStyle">@style/ActivityAnim</item>
+        <item name="android:windowBackground">@drawable/bg</item>
     </style>
 
     <style name="ActivityAnim" parent="@android:style/Animation.Activity">
diff --git a/screenshot/preview.png b/screenshot/preview.png
new file mode 100644
index 0000000..0eb7ad7
Binary files /dev/null and b/screenshot/preview.png differ