diff --git a/app/build.gradle b/app/build.gradle
index f22dfb0..86d3a7e 100644
--- a/app/build.gradle
+++ b/app/build.gradle
@@ -5,7 +5,7 @@ android {
     buildToolsVersion "21.1.0"
 
     defaultConfig {
-        applicationId "com.icode"
+        applicationId "rayfantasy.icode"
         minSdkVersion 14
         targetSdkVersion 21
         versionCode 0
diff --git a/app/src/main/AndroidManifest.xml b/app/src/main/AndroidManifest.xml
index da2aa91..bc030ad 100644
--- a/app/src/main/AndroidManifest.xml
+++ b/app/src/main/AndroidManifest.xml
@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="utf-8"?>
 <manifest xmlns:android="http://schemas.android.com/apk/res/android"
-    package="com.icode" >
+    package="rayfantasy.icode" >
 
     <application
         android:allowBackup="true"
diff --git a/app/src/main/java/com/icode/Bmob/Data.java b/app/src/main/java/rayfantasy/icode/Bmob/Data.java
similarity index 95%
rename from app/src/main/java/com/icode/Bmob/Data.java
rename to app/src/main/java/rayfantasy/icode/Bmob/Data.java
index 813fd81..2ff7b84 100644
--- a/app/src/main/java/com/icode/Bmob/Data.java
+++ b/app/src/main/java/rayfantasy/icode/Bmob/Data.java
@@ -1,4 +1,4 @@
-package com.icode.Bmob;
+package rayfantasy.icode.Bmob;
 
 import cn.bmob.v3.*;
 
diff --git a/app/src/main/java/com/icode/Bmob/User.java b/app/src/main/java/rayfantasy/icode/Bmob/User.java
similarity index 86%
rename from app/src/main/java/com/icode/Bmob/User.java
rename to app/src/main/java/rayfantasy/icode/Bmob/User.java
index 1094c8e..27276d9 100644
--- a/app/src/main/java/com/icode/Bmob/User.java
+++ b/app/src/main/java/rayfantasy/icode/Bmob/User.java
@@ -1,4 +1,4 @@
-package com.icode.Bmob;
+package rayfantasy.icode.Bmob;
 
 import cn.bmob.v3.*;
 
diff --git a/app/src/main/java/com/icode/MyApplication.java b/app/src/main/java/rayfantasy/icode/MyApplication.java
similarity index 97%
rename from app/src/main/java/com/icode/MyApplication.java
rename to app/src/main/java/rayfantasy/icode/MyApplication.java
index 093cc5c..484424e 100644
--- a/app/src/main/java/com/icode/MyApplication.java
+++ b/app/src/main/java/rayfantasy/icode/MyApplication.java
@@ -1,4 +1,4 @@
-package com.icode;
+package rayfantasy.icode;
 
 import android.app.*;
 import android.content.*;
@@ -10,7 +10,7 @@
 import cn.bmob.v3.*;
 import cn.bmob.v3.listener.*;
 
-import com.icode.Bmob.*;
+import rayfantasy.icode.Bmob.*;
 
 public class MyApplication extends Application
 {
diff --git a/app/src/main/java/com/icode/Ui/Activity/BaseActivity.java b/app/src/main/java/rayfantasy/icode/Ui/Activity/BaseActivity.java
similarity index 93%
rename from app/src/main/java/com/icode/Ui/Activity/BaseActivity.java
rename to app/src/main/java/rayfantasy/icode/Ui/Activity/BaseActivity.java
index 82568f6..08498f0 100644
--- a/app/src/main/java/com/icode/Ui/Activity/BaseActivity.java
+++ b/app/src/main/java/rayfantasy/icode/Ui/Activity/BaseActivity.java
@@ -1,4 +1,4 @@
-package com.icode.Ui.Activity;
+package rayfantasy.icode.Ui.Activity;
 
 import android.os.Bundle;
 import android.view.View;
@@ -7,7 +7,7 @@
 import android.support.v7.app.AppCompatActivity;
 import android.support.v7.widget.Toolbar;
 
-import com.icode.R;
+import rayfantasy.icode.R;
 
 public abstract class BaseActivity extends AppCompatActivity {
     protected Toolbar toolbar;
diff --git a/app/src/main/java/com/icode/Ui/Activity/userActivity.java b/app/src/main/java/rayfantasy/icode/Ui/Activity/userActivity.java
similarity index 90%
rename from app/src/main/java/com/icode/Ui/Activity/userActivity.java
rename to app/src/main/java/rayfantasy/icode/Ui/Activity/userActivity.java
index 998260e..442183b 100644
--- a/app/src/main/java/com/icode/Ui/Activity/userActivity.java
+++ b/app/src/main/java/rayfantasy/icode/Ui/Activity/userActivity.java
@@ -1,10 +1,10 @@
-package com.icode.Ui.Activity;
+package rayfantasy.icode.Ui.Activity;
 
 import android.app.*;
 import android.os.*;
 
-import com.icode.*;
-import com.icode.Ui.Fragment.*;
+import rayfantasy.icode.*;
+import rayfantasy.icode.Ui.Fragment.*;
 
 import cn.bmob.v3.*;
 
diff --git a/app/src/main/java/com/icode/Ui/Activity/writeActivity.java b/app/src/main/java/rayfantasy/icode/Ui/Activity/writeActivity.java
similarity index 85%
rename from app/src/main/java/com/icode/Ui/Activity/writeActivity.java
rename to app/src/main/java/rayfantasy/icode/Ui/Activity/writeActivity.java
index b514101..5bfa0ca 100644
--- a/app/src/main/java/com/icode/Ui/Activity/writeActivity.java
+++ b/app/src/main/java/rayfantasy/icode/Ui/Activity/writeActivity.java
@@ -1,8 +1,8 @@
-package com.icode.Ui.Activity;
+package rayfantasy.icode.Ui.Activity;
 
 import android.os.*;
 
-import com.icode.*;
+import rayfantasy.icode.*;
 
 import android.support.v7.app.*;
 import android.support.v7.widget.*;
diff --git a/app/src/main/java/com/icode/Ui/Fragment/dataFragment.java b/app/src/main/java/rayfantasy/icode/Ui/Fragment/dataFragment.java
similarity index 95%
rename from app/src/main/java/com/icode/Ui/Fragment/dataFragment.java
rename to app/src/main/java/rayfantasy/icode/Ui/Fragment/dataFragment.java
index 8551e20..6e8eddb 100644
--- a/app/src/main/java/com/icode/Ui/Fragment/dataFragment.java
+++ b/app/src/main/java/rayfantasy/icode/Ui/Fragment/dataFragment.java
@@ -1,4 +1,4 @@
-package com.icode.Ui.Fragment;
+package rayfantasy.icode.Ui.Fragment;
 
 import android.app.*;
 import android.os.*;
@@ -6,12 +6,12 @@
 import android.widget.*;
 import java.util.*;
 
-import com.icode.*;
+import rayfantasy.icode.*;
 
 import android.support.v4.widget.*;
 
 import cn.bmob.v3.*;
-import com.icode.Bmob.*;
+import rayfantasy.icode.Bmob.*;
 import cn.bmob.v3.listener.*;
 import cn.bmob.v3.exception.*;
 
diff --git a/app/src/main/java/com/icode/Ui/Fragment/signFragment.java b/app/src/main/java/rayfantasy/icode/Ui/Fragment/signFragment.java
similarity index 96%
rename from app/src/main/java/com/icode/Ui/Fragment/signFragment.java
rename to app/src/main/java/rayfantasy/icode/Ui/Fragment/signFragment.java
index 2af221b..d503976 100644
--- a/app/src/main/java/com/icode/Ui/Fragment/signFragment.java
+++ b/app/src/main/java/rayfantasy/icode/Ui/Fragment/signFragment.java
@@ -1,4 +1,4 @@
-package com.icode.Ui.Fragment;
+package rayfantasy.icode.Ui.Fragment;
 
 import android.content.*;
 import android.os.*;
@@ -6,10 +6,10 @@
 import android.view.View.*;
 import android.app.*;
 
-import com.icode.*;
-import com.icode.Bmob.*;
-import com.icode.Ui.*;
-import com.icode.R;
+import rayfantasy.icode.*;
+import rayfantasy.icode.Bmob.*;
+import rayfantasy.icode.Ui.*;
+import rayfantasy.icode.R;
 
 import android.support.design.widget.*;
 
diff --git a/app/src/main/java/com/icode/Ui/Fragment/userFragment.java b/app/src/main/java/rayfantasy/icode/Ui/Fragment/userFragment.java
similarity index 95%
rename from app/src/main/java/com/icode/Ui/Fragment/userFragment.java
rename to app/src/main/java/rayfantasy/icode/Ui/Fragment/userFragment.java
index 4fb2ef5..a4d063b 100644
--- a/app/src/main/java/com/icode/Ui/Fragment/userFragment.java
+++ b/app/src/main/java/rayfantasy/icode/Ui/Fragment/userFragment.java
@@ -1,4 +1,4 @@
-package com.icode.Ui.Fragment;
+package rayfantasy.icode.Ui.Fragment;
 
 import android.view.View.*;
 import android.view.*;
@@ -7,8 +7,8 @@
 import android.graphics.*;
 import android.app.*;
 
-import com.icode.*;
-import com.icode.R;
+import rayfantasy.icode.*;
+import rayfantasy.icode.R;
 
 import cn.bmob.v3.*;
 import com.melnykov.fab.FloatingActionButton;
diff --git a/app/src/main/java/com/icode/Ui/MainActivity.java b/app/src/main/java/rayfantasy/icode/Ui/MainActivity.java
similarity index 97%
rename from app/src/main/java/com/icode/Ui/MainActivity.java
rename to app/src/main/java/rayfantasy/icode/Ui/MainActivity.java
index 8373c9a..a92fef5 100644
--- a/app/src/main/java/com/icode/Ui/MainActivity.java
+++ b/app/src/main/java/rayfantasy/icode/Ui/MainActivity.java
@@ -1,4 +1,4 @@
-package com.icode.Ui;
+package rayfantasy.icode.Ui;
 
 import android.content.*;
 import android.content.pm.*;
@@ -8,9 +8,9 @@
 import android.view.View.*;
 import android.widget.*;
 
-import com.icode.*;
-import com.icode.Ui.Activity.*;
-import com.icode.Ui.Fragment.*;
+import rayfantasy.icode.*;
+import rayfantasy.icode.Ui.Activity.*;
+import rayfantasy.icode.Ui.Fragment.*;
 
 import android.support.design.widget.*;
 import android.support.v4.view.*;