diff --git a/app/src/androidTest/java/com/echo/myapplication/ExampleInstrumentedTest.java b/app/src/androidTest/java/com/echo/colorizeit/ExampleInstrumentedTest.java
similarity index 95%
rename from app/src/androidTest/java/com/echo/myapplication/ExampleInstrumentedTest.java
rename to app/src/androidTest/java/com/echo/colorizeit/ExampleInstrumentedTest.java
index 4052635..769539b 100644
--- a/app/src/androidTest/java/com/echo/myapplication/ExampleInstrumentedTest.java
+++ b/app/src/androidTest/java/com/echo/colorizeit/ExampleInstrumentedTest.java
@@ -1,4 +1,4 @@
-package com.echo.myapplication;
+package com.echo.colorizeit;
 
 import android.content.Context;
 
diff --git a/app/src/main/AndroidManifest.xml b/app/src/main/AndroidManifest.xml
index 19b47cb..9aa20eb 100644
--- a/app/src/main/AndroidManifest.xml
+++ b/app/src/main/AndroidManifest.xml
@@ -13,7 +13,7 @@
 
 
     <application
-        android:name="com.echo.myapplication.APP"
+        android:name="com.echo.colorizeit.APP"
         android:allowBackup="true"
         android:icon="@mipmap/ic_launcher"
         android:label="@string/app_name"
@@ -23,7 +23,7 @@
         android:theme="@style/Theme.MyApplication">
 
         <activity
-            android:name="com.echo.myapplication.ui.a_open_screen_activity.OpenScreenActivity"
+            android:name="com.echo.colorizeit.ui.a_open_screen_activity.OpenScreenActivity"
             android:exported="true"
             android:label="@string/app_name"
             android:theme="@style/Theme.MyApplication.NoActionBar">
@@ -35,7 +35,7 @@
 
         </activity>
         <activity
-            android:name="com.echo.myapplication.MainActivity"
+            android:name="com.echo.colorizeit.MainActivity"
             android:exported="true"
             android:label="@string/app_name"
             android:theme="@style/Theme.MyApplication.NoActionBar">
@@ -46,13 +46,13 @@
 <!--            </intent-filter>-->
         </activity>
         <activity
-            android:name="com.echo.myapplication.ui.a_image_upload_activity.ImageUploadViewActivity"
+            android:name="com.echo.colorizeit.ui.a_image_upload_activity.ImageUploadViewActivity"
             android:exported="true"
             android:label="@string/app_name"
             android:theme="@style/Theme.MyApplication.NoActionBar">
         </activity>
         <activity
-            android:name="com.echo.myapplication.ui.a_camera_activity.CameraKitActivity"
+            android:name="com.echo.colorizeit.ui.a_camera_activity.CameraKitActivity"
             android:exported="true"
             android:label="@string/app_name"
             android:theme="@style/Theme.MyApplication.NoActionBar">
diff --git a/app/src/main/java/com/echo/myapplication/APP.java b/app/src/main/java/com/echo/colorizeit/APP.java
similarity index 67%
rename from app/src/main/java/com/echo/myapplication/APP.java
rename to app/src/main/java/com/echo/colorizeit/APP.java
index 09b18ef..dfa8b9d 100644
--- a/app/src/main/java/com/echo/myapplication/APP.java
+++ b/app/src/main/java/com/echo/colorizeit/APP.java
@@ -1,19 +1,9 @@
-package com.echo.myapplication;
+package com.echo.colorizeit;
 
 import android.app.Application;
-import android.content.Context;
-import android.provider.Settings;
-import android.telephony.TelephonyManager;
-import android.util.Log;
-
-import java.util.UUID;
 
 import cn.leancloud.LCLogger;
-import cn.leancloud.LCObject;
-import cn.leancloud.LCUser;
 import cn.leancloud.LeanCloud;
-import io.reactivex.Observer;
-import io.reactivex.disposables.Disposable;
 
 public class APP extends Application {
     @Override
diff --git a/app/src/main/java/com/echo/myapplication/BaiduAPI/BaiduImageAPI.java b/app/src/main/java/com/echo/colorizeit/BaiduAPI/BaiduImageAPI.java
similarity index 97%
rename from app/src/main/java/com/echo/myapplication/BaiduAPI/BaiduImageAPI.java
rename to app/src/main/java/com/echo/colorizeit/BaiduAPI/BaiduImageAPI.java
index 6893e4b..ba9aed9 100644
--- a/app/src/main/java/com/echo/myapplication/BaiduAPI/BaiduImageAPI.java
+++ b/app/src/main/java/com/echo/colorizeit/BaiduAPI/BaiduImageAPI.java
@@ -1,9 +1,9 @@
-package com.echo.myapplication.BaiduAPI;
+package com.echo.colorizeit.BaiduAPI;
 
 import android.util.Log;
 
 import com.baidu.aip.imageprocess.AipImageProcess;
-import com.echo.myapplication.Interfaces.RequestsListener;
+import com.echo.colorizeit.Interfaces.RequestsListener;
 
 import org.json.JSONException;
 import org.json.JSONObject;
diff --git a/app/src/main/java/com/echo/myapplication/BaiduAPI/styleTransTypes.java b/app/src/main/java/com/echo/colorizeit/BaiduAPI/styleTransTypes.java
similarity index 78%
rename from app/src/main/java/com/echo/myapplication/BaiduAPI/styleTransTypes.java
rename to app/src/main/java/com/echo/colorizeit/BaiduAPI/styleTransTypes.java
index e8677c6..cc21ad0 100644
--- a/app/src/main/java/com/echo/myapplication/BaiduAPI/styleTransTypes.java
+++ b/app/src/main/java/com/echo/colorizeit/BaiduAPI/styleTransTypes.java
@@ -1,4 +1,4 @@
-package com.echo.myapplication.BaiduAPI;
+package com.echo.colorizeit.BaiduAPI;
 
 public enum styleTransTypes {
     cartoon,
diff --git a/app/src/main/java/com/echo/myapplication/ImageUtil/GlideEngine.java b/app/src/main/java/com/echo/colorizeit/ImageUtil/GlideEngine.java
similarity index 99%
rename from app/src/main/java/com/echo/myapplication/ImageUtil/GlideEngine.java
rename to app/src/main/java/com/echo/colorizeit/ImageUtil/GlideEngine.java
index 4132943..bfd226e 100644
--- a/app/src/main/java/com/echo/myapplication/ImageUtil/GlideEngine.java
+++ b/app/src/main/java/com/echo/colorizeit/ImageUtil/GlideEngine.java
@@ -1,4 +1,4 @@
-package com.echo.myapplication.ImageUtil;
+package com.echo.colorizeit.ImageUtil;
 
 import android.content.Context;
 import android.graphics.Bitmap;
diff --git a/app/src/main/java/com/echo/myapplication/ImageUtil/ImageLoaderUtils.java b/app/src/main/java/com/echo/colorizeit/ImageUtil/ImageLoaderUtils.java
similarity index 95%
rename from app/src/main/java/com/echo/myapplication/ImageUtil/ImageLoaderUtils.java
rename to app/src/main/java/com/echo/colorizeit/ImageUtil/ImageLoaderUtils.java
index 4aeebca..c00bf2f 100644
--- a/app/src/main/java/com/echo/myapplication/ImageUtil/ImageLoaderUtils.java
+++ b/app/src/main/java/com/echo/colorizeit/ImageUtil/ImageLoaderUtils.java
@@ -1,4 +1,4 @@
-package com.echo.myapplication.ImageUtil;
+package com.echo.colorizeit.ImageUtil;
 
 import android.app.Activity;
 import android.content.Context;
diff --git a/app/src/main/java/com/echo/myapplication/ImageUtil/PhotoLib.java b/app/src/main/java/com/echo/colorizeit/ImageUtil/PhotoLib.java
similarity index 96%
rename from app/src/main/java/com/echo/myapplication/ImageUtil/PhotoLib.java
rename to app/src/main/java/com/echo/colorizeit/ImageUtil/PhotoLib.java
index 89b52eb..c8d89b7 100644
--- a/app/src/main/java/com/echo/myapplication/ImageUtil/PhotoLib.java
+++ b/app/src/main/java/com/echo/colorizeit/ImageUtil/PhotoLib.java
@@ -1,11 +1,9 @@
-package com.echo.myapplication.ImageUtil;
+package com.echo.colorizeit.ImageUtil;
 
 import android.content.Context;
-import android.content.Intent;
 import android.graphics.Bitmap;
 import android.graphics.BitmapFactory;
 import android.graphics.Matrix;
-import android.net.Uri;
 import android.os.Environment;
 import android.provider.MediaStore;
 import android.util.Base64;
diff --git a/app/src/main/java/com/echo/myapplication/ImageUtil/rcImage.java b/app/src/main/java/com/echo/colorizeit/ImageUtil/rcImage.java
similarity index 94%
rename from app/src/main/java/com/echo/myapplication/ImageUtil/rcImage.java
rename to app/src/main/java/com/echo/colorizeit/ImageUtil/rcImage.java
index a1f6560..3fc1c0b 100644
--- a/app/src/main/java/com/echo/myapplication/ImageUtil/rcImage.java
+++ b/app/src/main/java/com/echo/colorizeit/ImageUtil/rcImage.java
@@ -1,4 +1,4 @@
-package com.echo.myapplication.ImageUtil;
+package com.echo.colorizeit.ImageUtil;
 
 public class rcImage {
     private String imgName;
diff --git a/app/src/main/java/com/echo/myapplication/Interfaces/RequestsListener.java b/app/src/main/java/com/echo/colorizeit/Interfaces/RequestsListener.java
similarity index 70%
rename from app/src/main/java/com/echo/myapplication/Interfaces/RequestsListener.java
rename to app/src/main/java/com/echo/colorizeit/Interfaces/RequestsListener.java
index bf0ead9..5a72005 100644
--- a/app/src/main/java/com/echo/myapplication/Interfaces/RequestsListener.java
+++ b/app/src/main/java/com/echo/colorizeit/Interfaces/RequestsListener.java
@@ -1,4 +1,4 @@
-package com.echo.myapplication.Interfaces;
+package com.echo.colorizeit.Interfaces;
 
 public interface RequestsListener {
     void success(String data);
diff --git a/app/src/main/java/com/echo/myapplication/ML/MLModel.java b/app/src/main/java/com/echo/colorizeit/ML/MLModel.java
similarity index 71%
rename from app/src/main/java/com/echo/myapplication/ML/MLModel.java
rename to app/src/main/java/com/echo/colorizeit/ML/MLModel.java
index 4644f26..ea2027e 100644
--- a/app/src/main/java/com/echo/myapplication/ML/MLModel.java
+++ b/app/src/main/java/com/echo/colorizeit/ML/MLModel.java
@@ -1,4 +1,4 @@
-package com.echo.myapplication.ML;
+package com.echo.colorizeit.ML;
 
 public interface MLModel {
     void process(String path, ProcessListener listener);
diff --git a/app/src/main/java/com/echo/myapplication/ML/ProcessListener.java b/app/src/main/java/com/echo/colorizeit/ML/ProcessListener.java
similarity index 83%
rename from app/src/main/java/com/echo/myapplication/ML/ProcessListener.java
rename to app/src/main/java/com/echo/colorizeit/ML/ProcessListener.java
index 52c83d2..fc44c97 100644
--- a/app/src/main/java/com/echo/myapplication/ML/ProcessListener.java
+++ b/app/src/main/java/com/echo/colorizeit/ML/ProcessListener.java
@@ -1,4 +1,4 @@
-package com.echo.myapplication.ML;
+package com.echo.colorizeit.ML;
 
 import android.graphics.Bitmap;
 
diff --git a/app/src/main/java/com/echo/myapplication/ML/StyleTransModel.java b/app/src/main/java/com/echo/colorizeit/ML/StyleTransModel.java
similarity index 98%
rename from app/src/main/java/com/echo/myapplication/ML/StyleTransModel.java
rename to app/src/main/java/com/echo/colorizeit/ML/StyleTransModel.java
index 8b66ed1..41d431c 100644
--- a/app/src/main/java/com/echo/myapplication/ML/StyleTransModel.java
+++ b/app/src/main/java/com/echo/colorizeit/ML/StyleTransModel.java
@@ -1,4 +1,4 @@
-package com.echo.myapplication.ML;
+package com.echo.colorizeit.ML;
 
 import android.content.Context;
 import android.graphics.Bitmap;
diff --git a/app/src/main/java/com/echo/myapplication/MainActivity.java b/app/src/main/java/com/echo/colorizeit/MainActivity.java
similarity index 97%
rename from app/src/main/java/com/echo/myapplication/MainActivity.java
rename to app/src/main/java/com/echo/colorizeit/MainActivity.java
index e5e321a..98e1f9d 100644
--- a/app/src/main/java/com/echo/myapplication/MainActivity.java
+++ b/app/src/main/java/com/echo/colorizeit/MainActivity.java
@@ -1,4 +1,4 @@
-package com.echo.myapplication;
+package com.echo.colorizeit;
 
 import android.content.Intent;
 import android.graphics.Bitmap;
@@ -11,9 +11,9 @@ import android.view.Window;
 import android.view.WindowManager;
 
 import com.etebarian.meowbottomnavigation.MeowBottomNavigation;
-import com.echo.myapplication.ImageUtil.PhotoLib;
+import com.echo.colorizeit.ImageUtil.PhotoLib;
 import com.example.myapplication.R;
-import com.echo.myapplication.ui.a_image_upload_activity.ImageUploadViewActivity;
+import com.echo.colorizeit.ui.a_image_upload_activity.ImageUploadViewActivity;
 import com.google.android.material.snackbar.Snackbar;
 
 import androidx.annotation.Nullable;
diff --git a/app/src/main/java/com/echo/myapplication/Util.java b/app/src/main/java/com/echo/colorizeit/Util.java
similarity index 96%
rename from app/src/main/java/com/echo/myapplication/Util.java
rename to app/src/main/java/com/echo/colorizeit/Util.java
index 4847057..7060617 100644
--- a/app/src/main/java/com/echo/myapplication/Util.java
+++ b/app/src/main/java/com/echo/colorizeit/Util.java
@@ -1,10 +1,8 @@
-package com.echo.myapplication;
+package com.echo.colorizeit;
 
 import android.content.Context;
 import android.provider.Settings;
-import android.telephony.TelephonyManager;
 import android.util.Log;
-import android.widget.Toast;
 
 import androidx.annotation.NonNull;
 
diff --git a/app/src/main/java/com/echo/myapplication/ui/BaseActivity.java b/app/src/main/java/com/echo/colorizeit/ui/BaseActivity.java
similarity index 97%
rename from app/src/main/java/com/echo/myapplication/ui/BaseActivity.java
rename to app/src/main/java/com/echo/colorizeit/ui/BaseActivity.java
index 4f57dd1..af75537 100644
--- a/app/src/main/java/com/echo/myapplication/ui/BaseActivity.java
+++ b/app/src/main/java/com/echo/colorizeit/ui/BaseActivity.java
@@ -1,4 +1,4 @@
-package com.echo.myapplication.ui;
+package com.echo.colorizeit.ui;
 
 import android.app.ProgressDialog;
 import android.view.View;
diff --git a/app/src/main/java/com/echo/myapplication/ui/BaseFragment.java b/app/src/main/java/com/echo/colorizeit/ui/BaseFragment.java
similarity index 81%
rename from app/src/main/java/com/echo/myapplication/ui/BaseFragment.java
rename to app/src/main/java/com/echo/colorizeit/ui/BaseFragment.java
index 1bb5bd8..8292031 100644
--- a/app/src/main/java/com/echo/myapplication/ui/BaseFragment.java
+++ b/app/src/main/java/com/echo/colorizeit/ui/BaseFragment.java
@@ -1,19 +1,12 @@
-package com.echo.myapplication.ui;
+package com.echo.colorizeit.ui;
 
 import android.app.ProgressDialog;
-import android.os.Bundle;
-import android.transition.Slide;
-import android.view.Gravity;
-import android.view.LayoutInflater;
 import android.view.View;
-import android.view.ViewGroup;
 import android.widget.Toast;
 
 import androidx.annotation.NonNull;
-import androidx.annotation.Nullable;
 import androidx.fragment.app.Fragment;
 
-import com.example.myapplication.R;
 import com.google.android.material.snackbar.Snackbar;
 
 public class BaseFragment extends Fragment {
diff --git a/app/src/main/java/com/echo/myapplication/ui/a_camera_activity/CameraKitActivity.java b/app/src/main/java/com/echo/colorizeit/ui/a_camera_activity/CameraKitActivity.java
similarity index 96%
rename from app/src/main/java/com/echo/myapplication/ui/a_camera_activity/CameraKitActivity.java
rename to app/src/main/java/com/echo/colorizeit/ui/a_camera_activity/CameraKitActivity.java
index e668024..d0584ef 100644
--- a/app/src/main/java/com/echo/myapplication/ui/a_camera_activity/CameraKitActivity.java
+++ b/app/src/main/java/com/echo/colorizeit/ui/a_camera_activity/CameraKitActivity.java
@@ -1,4 +1,4 @@
-package com.echo.myapplication.ui.a_camera_activity;
+package com.echo.colorizeit.ui.a_camera_activity;
 
 import android.os.Bundle;
 
diff --git a/app/src/main/java/com/echo/myapplication/ui/a_image_upload_activity/ImageUploadActivityViewModel.java b/app/src/main/java/com/echo/colorizeit/ui/a_image_upload_activity/ImageUploadActivityViewModel.java
similarity index 89%
rename from app/src/main/java/com/echo/myapplication/ui/a_image_upload_activity/ImageUploadActivityViewModel.java
rename to app/src/main/java/com/echo/colorizeit/ui/a_image_upload_activity/ImageUploadActivityViewModel.java
index 0c5220d..78217c4 100644
--- a/app/src/main/java/com/echo/myapplication/ui/a_image_upload_activity/ImageUploadActivityViewModel.java
+++ b/app/src/main/java/com/echo/colorizeit/ui/a_image_upload_activity/ImageUploadActivityViewModel.java
@@ -1,4 +1,4 @@
-package com.echo.myapplication.ui.a_image_upload_activity;
+package com.echo.colorizeit.ui.a_image_upload_activity;
 
 import android.graphics.Bitmap;
 import android.graphics.BitmapFactory;
@@ -6,9 +6,9 @@ import android.graphics.BitmapFactory;
 import androidx.lifecycle.MutableLiveData;
 import androidx.lifecycle.ViewModel;
 
-import com.echo.myapplication.BaiduAPI.BaiduImageAPI;
-import com.echo.myapplication.ImageUtil.PhotoLib;
-import com.echo.myapplication.Interfaces.RequestsListener;
+import com.echo.colorizeit.BaiduAPI.BaiduImageAPI;
+import com.echo.colorizeit.ImageUtil.PhotoLib;
+import com.echo.colorizeit.Interfaces.RequestsListener;
 
 public class ImageUploadActivityViewModel extends ViewModel {
     private BaiduImageAPI baiduImageAPI;
diff --git a/app/src/main/java/com/echo/myapplication/ui/a_image_upload_activity/ImageUploadViewActivity.java b/app/src/main/java/com/echo/colorizeit/ui/a_image_upload_activity/ImageUploadViewActivity.java
similarity index 97%
rename from app/src/main/java/com/echo/myapplication/ui/a_image_upload_activity/ImageUploadViewActivity.java
rename to app/src/main/java/com/echo/colorizeit/ui/a_image_upload_activity/ImageUploadViewActivity.java
index f0662a1..592530c 100644
--- a/app/src/main/java/com/echo/myapplication/ui/a_image_upload_activity/ImageUploadViewActivity.java
+++ b/app/src/main/java/com/echo/colorizeit/ui/a_image_upload_activity/ImageUploadViewActivity.java
@@ -1,4 +1,4 @@
-package com.echo.myapplication.ui.a_image_upload_activity;
+package com.echo.colorizeit.ui.a_image_upload_activity;
 
 import android.animation.Animator;
 import android.animation.AnimatorListenerAdapter;
@@ -21,10 +21,10 @@ import androidx.lifecycle.Observer;
 import androidx.lifecycle.ViewModelProvider;
 import androidx.navigation.ui.AppBarConfiguration;
 
-import com.echo.myapplication.Util;
-import com.echo.myapplication.ui.BaseActivity;
-import com.echo.myapplication.ImageUtil.PhotoLib;
-import com.echo.myapplication.Interfaces.RequestsListener;
+import com.echo.colorizeit.Util;
+import com.echo.colorizeit.ui.BaseActivity;
+import com.echo.colorizeit.ImageUtil.PhotoLib;
+import com.echo.colorizeit.Interfaces.RequestsListener;
 import com.example.myapplication.R;
 import com.example.myapplication.databinding.ImageColorizeUploadActivityBinding;
 
diff --git a/app/src/main/java/com/echo/myapplication/ui/a_open_screen_activity/OpenScreenActivity.java b/app/src/main/java/com/echo/colorizeit/ui/a_open_screen_activity/OpenScreenActivity.java
similarity index 97%
rename from app/src/main/java/com/echo/myapplication/ui/a_open_screen_activity/OpenScreenActivity.java
rename to app/src/main/java/com/echo/colorizeit/ui/a_open_screen_activity/OpenScreenActivity.java
index 0a04472..d7c09ee 100644
--- a/app/src/main/java/com/echo/myapplication/ui/a_open_screen_activity/OpenScreenActivity.java
+++ b/app/src/main/java/com/echo/colorizeit/ui/a_open_screen_activity/OpenScreenActivity.java
@@ -1,4 +1,4 @@
-package com.echo.myapplication.ui.a_open_screen_activity;
+package com.echo.colorizeit.ui.a_open_screen_activity;
 
 import android.animation.Animator;
 import android.animation.AnimatorListenerAdapter;
@@ -19,8 +19,8 @@ import androidx.lifecycle.ViewModelProvider;
 
 import com.daimajia.androidanimations.library.Techniques;
 import com.daimajia.androidanimations.library.YoYo;
-import com.echo.myapplication.MainActivity;
-import com.echo.myapplication.ui.BaseActivity;
+import com.echo.colorizeit.MainActivity;
+import com.echo.colorizeit.ui.BaseActivity;
 import com.example.myapplication.R;
 import com.example.myapplication.databinding.OpenScreenBinding;
 
diff --git a/app/src/main/java/com/echo/myapplication/ui/a_open_screen_activity/OpenScreenViewModel.java b/app/src/main/java/com/echo/colorizeit/ui/a_open_screen_activity/OpenScreenViewModel.java
similarity index 97%
rename from app/src/main/java/com/echo/myapplication/ui/a_open_screen_activity/OpenScreenViewModel.java
rename to app/src/main/java/com/echo/colorizeit/ui/a_open_screen_activity/OpenScreenViewModel.java
index 7f13cfa..d4660ad 100644
--- a/app/src/main/java/com/echo/myapplication/ui/a_open_screen_activity/OpenScreenViewModel.java
+++ b/app/src/main/java/com/echo/colorizeit/ui/a_open_screen_activity/OpenScreenViewModel.java
@@ -1,4 +1,4 @@
-package com.echo.myapplication.ui.a_open_screen_activity;
+package com.echo.colorizeit.ui.a_open_screen_activity;
 
 import android.content.Context;
 import android.content.SharedPreferences;
@@ -6,7 +6,7 @@ import android.content.SharedPreferences;
 import androidx.lifecycle.MutableLiveData;
 import androidx.lifecycle.ViewModel;
 
-import com.echo.myapplication.Util;
+import com.echo.colorizeit.Util;
 
 import cn.leancloud.LCUser;
 import io.reactivex.Observer;
diff --git a/app/src/main/java/com/echo/myapplication/ui/f_ImageProcessTEST_view/ImageProcessTESTFragment.java b/app/src/main/java/com/echo/colorizeit/ui/f_ImageProcessTEST_view/ImageProcessTESTFragment.java
similarity index 96%
rename from app/src/main/java/com/echo/myapplication/ui/f_ImageProcessTEST_view/ImageProcessTESTFragment.java
rename to app/src/main/java/com/echo/colorizeit/ui/f_ImageProcessTEST_view/ImageProcessTESTFragment.java
index 36f7467..04d6a40 100644
--- a/app/src/main/java/com/echo/myapplication/ui/f_ImageProcessTEST_view/ImageProcessTESTFragment.java
+++ b/app/src/main/java/com/echo/colorizeit/ui/f_ImageProcessTEST_view/ImageProcessTESTFragment.java
@@ -1,4 +1,4 @@
-package com.echo.myapplication.ui.f_ImageProcessTEST_view;
+package com.echo.colorizeit.ui.f_ImageProcessTEST_view;
 
 import android.graphics.Bitmap;
 import android.graphics.BitmapFactory;
@@ -17,10 +17,10 @@ import androidx.annotation.Nullable;
 import androidx.lifecycle.Observer;
 import androidx.lifecycle.ViewModelProvider;
 
-import com.echo.myapplication.ML.ProcessListener;
-import com.echo.myapplication.ML.StyleTransModel;
-import com.echo.myapplication.ui.BaseFragment;
-import com.echo.myapplication.ImageUtil.GlideEngine;
+import com.echo.colorizeit.ML.ProcessListener;
+import com.echo.colorizeit.ML.StyleTransModel;
+import com.echo.colorizeit.ui.BaseFragment;
+import com.echo.colorizeit.ImageUtil.GlideEngine;
 
 import com.example.myapplication.R;
 import com.example.myapplication.databinding.FragmentImageColorizeBinding;
diff --git a/app/src/main/java/com/echo/myapplication/ui/f_ImageProcessTEST_view/ImageProcessTESTViewModel.java b/app/src/main/java/com/echo/colorizeit/ui/f_ImageProcessTEST_view/ImageProcessTESTViewModel.java
similarity index 96%
rename from app/src/main/java/com/echo/myapplication/ui/f_ImageProcessTEST_view/ImageProcessTESTViewModel.java
rename to app/src/main/java/com/echo/colorizeit/ui/f_ImageProcessTEST_view/ImageProcessTESTViewModel.java
index 6d20ed4..2cdd447 100644
--- a/app/src/main/java/com/echo/myapplication/ui/f_ImageProcessTEST_view/ImageProcessTESTViewModel.java
+++ b/app/src/main/java/com/echo/colorizeit/ui/f_ImageProcessTEST_view/ImageProcessTESTViewModel.java
@@ -1,4 +1,4 @@
-package com.echo.myapplication.ui.f_ImageProcessTEST_view;
+package com.echo.colorizeit.ui.f_ImageProcessTEST_view;
 
 import android.graphics.Bitmap;
 
diff --git a/app/src/main/java/com/echo/myapplication/ui/f_gallery_view/GalleryFragment.java b/app/src/main/java/com/echo/colorizeit/ui/f_gallery_view/GalleryFragment.java
similarity index 94%
rename from app/src/main/java/com/echo/myapplication/ui/f_gallery_view/GalleryFragment.java
rename to app/src/main/java/com/echo/colorizeit/ui/f_gallery_view/GalleryFragment.java
index 4cac98a..aaa4f58 100644
--- a/app/src/main/java/com/echo/myapplication/ui/f_gallery_view/GalleryFragment.java
+++ b/app/src/main/java/com/echo/colorizeit/ui/f_gallery_view/GalleryFragment.java
@@ -1,4 +1,4 @@
-package com.echo.myapplication.ui.f_gallery_view;
+package com.echo.colorizeit.ui.f_gallery_view;
 
 import android.os.Bundle;
 import android.os.Environment;
@@ -15,9 +15,9 @@ import androidx.lifecycle.ViewModelProvider;
 import androidx.recyclerview.widget.RecyclerView;
 import androidx.recyclerview.widget.StaggeredGridLayoutManager;
 
-import com.echo.myapplication.ImageUtil.rcImage;
-import com.echo.myapplication.Util;
-import com.echo.myapplication.ui.BaseFragment;
+import com.echo.colorizeit.ImageUtil.rcImage;
+import com.echo.colorizeit.Util;
+import com.echo.colorizeit.ui.BaseFragment;
 import com.example.myapplication.R;
 import com.example.myapplication.databinding.FragmentClarityEnhancementBinding;
 
diff --git a/app/src/main/java/com/echo/myapplication/ui/f_gallery_view/GalleryViewModel.java b/app/src/main/java/com/echo/colorizeit/ui/f_gallery_view/GalleryViewModel.java
similarity index 89%
rename from app/src/main/java/com/echo/myapplication/ui/f_gallery_view/GalleryViewModel.java
rename to app/src/main/java/com/echo/colorizeit/ui/f_gallery_view/GalleryViewModel.java
index 9a03c38..ed01624 100644
--- a/app/src/main/java/com/echo/myapplication/ui/f_gallery_view/GalleryViewModel.java
+++ b/app/src/main/java/com/echo/colorizeit/ui/f_gallery_view/GalleryViewModel.java
@@ -1,4 +1,4 @@
-package com.echo.myapplication.ui.f_gallery_view;
+package com.echo.colorizeit.ui.f_gallery_view;
 
 import androidx.lifecycle.LiveData;
 import androidx.lifecycle.MutableLiveData;
diff --git a/app/src/main/java/com/echo/myapplication/ui/f_gallery_view/ImageAdapter.java b/app/src/main/java/com/echo/colorizeit/ui/f_gallery_view/ImageAdapter.java
similarity index 96%
rename from app/src/main/java/com/echo/myapplication/ui/f_gallery_view/ImageAdapter.java
rename to app/src/main/java/com/echo/colorizeit/ui/f_gallery_view/ImageAdapter.java
index 0473aba..1d89b35 100644
--- a/app/src/main/java/com/echo/myapplication/ui/f_gallery_view/ImageAdapter.java
+++ b/app/src/main/java/com/echo/colorizeit/ui/f_gallery_view/ImageAdapter.java
@@ -1,4 +1,4 @@
-package com.echo.myapplication.ui.f_gallery_view;
+package com.echo.colorizeit.ui.f_gallery_view;
 
 import android.graphics.BitmapFactory;
 import android.view.LayoutInflater;
@@ -12,7 +12,7 @@ import android.widget.TextView;
 import androidx.annotation.NonNull;
 import androidx.recyclerview.widget.RecyclerView;
 
-import com.echo.myapplication.ImageUtil.rcImage;
+import com.echo.colorizeit.ImageUtil.rcImage;
 import com.example.myapplication.R;
 
 import java.util.List;
diff --git a/app/src/main/java/com/echo/myapplication/ui/f_main_index_page_view/MainIndexPageFragment.java b/app/src/main/java/com/echo/colorizeit/ui/f_main_index_page_view/MainIndexPageFragment.java
similarity index 96%
rename from app/src/main/java/com/echo/myapplication/ui/f_main_index_page_view/MainIndexPageFragment.java
rename to app/src/main/java/com/echo/colorizeit/ui/f_main_index_page_view/MainIndexPageFragment.java
index 68dfcd3..b76acdc 100644
--- a/app/src/main/java/com/echo/myapplication/ui/f_main_index_page_view/MainIndexPageFragment.java
+++ b/app/src/main/java/com/echo/colorizeit/ui/f_main_index_page_view/MainIndexPageFragment.java
@@ -1,4 +1,4 @@
-package com.echo.myapplication.ui.f_main_index_page_view;
+package com.echo.colorizeit.ui.f_main_index_page_view;
 
 import static androidx.core.content.ContextCompat.checkSelfPermission;
 
@@ -26,11 +26,11 @@ import androidx.annotation.Nullable;
 import androidx.lifecycle.Observer;
 import androidx.lifecycle.ViewModelProvider;
 
-import com.echo.myapplication.ImageUtil.GlideEngine;
-import com.echo.myapplication.Util;
-import com.echo.myapplication.ui.BaseFragment;
-import com.echo.myapplication.ui.a_image_upload_activity.ImageUploadViewActivity;
-import com.echo.myapplication.ui.v_others.ResizableImageView;
+import com.echo.colorizeit.ImageUtil.GlideEngine;
+import com.echo.colorizeit.Util;
+import com.echo.colorizeit.ui.BaseFragment;
+import com.echo.colorizeit.ui.a_image_upload_activity.ImageUploadViewActivity;
+import com.echo.colorizeit.ui.v_others.ResizableImageView;
 import com.example.myapplication.R;
 import com.example.myapplication.databinding.FragmentSlideshowBinding;
 import com.luck.picture.lib.PictureSelector;
diff --git a/app/src/main/java/com/echo/myapplication/ui/f_main_index_page_view/MainIndexPageViewModel.java b/app/src/main/java/com/echo/colorizeit/ui/f_main_index_page_view/MainIndexPageViewModel.java
similarity index 98%
rename from app/src/main/java/com/echo/myapplication/ui/f_main_index_page_view/MainIndexPageViewModel.java
rename to app/src/main/java/com/echo/colorizeit/ui/f_main_index_page_view/MainIndexPageViewModel.java
index 2e6b854..c1909e7 100644
--- a/app/src/main/java/com/echo/myapplication/ui/f_main_index_page_view/MainIndexPageViewModel.java
+++ b/app/src/main/java/com/echo/colorizeit/ui/f_main_index_page_view/MainIndexPageViewModel.java
@@ -1,4 +1,4 @@
-package com.echo.myapplication.ui.f_main_index_page_view;
+package com.echo.colorizeit.ui.f_main_index_page_view;
 
 import android.graphics.Bitmap;
 import android.graphics.Canvas;
diff --git a/app/src/main/java/com/echo/myapplication/ui/f_user_view/UserFragment.java b/app/src/main/java/com/echo/colorizeit/ui/f_user_view/UserFragment.java
similarity index 99%
rename from app/src/main/java/com/echo/myapplication/ui/f_user_view/UserFragment.java
rename to app/src/main/java/com/echo/colorizeit/ui/f_user_view/UserFragment.java
index 56471de..dc4f1b6 100644
--- a/app/src/main/java/com/echo/myapplication/ui/f_user_view/UserFragment.java
+++ b/app/src/main/java/com/echo/colorizeit/ui/f_user_view/UserFragment.java
@@ -1,4 +1,4 @@
-package com.echo.myapplication.ui.f_user_view;
+package com.echo.colorizeit.ui.f_user_view;
 
 import android.os.Bundle;
 import android.transition.Fade;
diff --git a/app/src/main/java/com/echo/myapplication/ui/f_user_view/UserFragmentViewModel.java b/app/src/main/java/com/echo/colorizeit/ui/f_user_view/UserFragmentViewModel.java
similarity index 97%
rename from app/src/main/java/com/echo/myapplication/ui/f_user_view/UserFragmentViewModel.java
rename to app/src/main/java/com/echo/colorizeit/ui/f_user_view/UserFragmentViewModel.java
index 65033e0..37fae38 100644
--- a/app/src/main/java/com/echo/myapplication/ui/f_user_view/UserFragmentViewModel.java
+++ b/app/src/main/java/com/echo/colorizeit/ui/f_user_view/UserFragmentViewModel.java
@@ -1,4 +1,4 @@
-package com.echo.myapplication.ui.f_user_view;
+package com.echo.colorizeit.ui.f_user_view;
 
 import androidx.lifecycle.MutableLiveData;
 import androidx.lifecycle.ViewModel;
diff --git a/app/src/main/java/com/echo/myapplication/ui/v_others/ResizableImageView.java b/app/src/main/java/com/echo/colorizeit/ui/v_others/ResizableImageView.java
similarity index 95%
rename from app/src/main/java/com/echo/myapplication/ui/v_others/ResizableImageView.java
rename to app/src/main/java/com/echo/colorizeit/ui/v_others/ResizableImageView.java
index 03d6d2d..56bf5e5 100644
--- a/app/src/main/java/com/echo/myapplication/ui/v_others/ResizableImageView.java
+++ b/app/src/main/java/com/echo/colorizeit/ui/v_others/ResizableImageView.java
@@ -1,4 +1,4 @@
-package com.echo.myapplication.ui.v_others;
+package com.echo.colorizeit.ui.v_others;
 
 import android.content.Context;
 import android.graphics.drawable.Drawable;
diff --git a/app/src/main/res/layout/app_bar_main.xml b/app/src/main/res/layout/app_bar_main.xml
index 17d6942..0994db1 100644
--- a/app/src/main/res/layout/app_bar_main.xml
+++ b/app/src/main/res/layout/app_bar_main.xml
@@ -4,7 +4,7 @@
     xmlns:tools="http://schemas.android.com/tools"
     android:layout_width="match_parent"
     android:layout_height="match_parent"
-    tools:context="com.echo.myapplication.MainActivity">
+    tools:context="com.echo.colorizeit.MainActivity">
 
     <com.google.android.material.appbar.AppBarLayout
         android:layout_width="match_parent"
diff --git a/app/src/main/res/layout/fragment_clarity_enhancement.xml b/app/src/main/res/layout/fragment_clarity_enhancement.xml
index 221ae67..f1c95b4 100644
--- a/app/src/main/res/layout/fragment_clarity_enhancement.xml
+++ b/app/src/main/res/layout/fragment_clarity_enhancement.xml
@@ -4,7 +4,7 @@
     xmlns:tools="http://schemas.android.com/tools"
     android:layout_width="match_parent"
     android:layout_height="match_parent"
-    tools:context="com.echo.myapplication.ui.f_gallery_view.GalleryFragment">
+    tools:context="com.echo.colorizeit.ui.f_gallery_view.GalleryFragment">
 
     <TextView
         android:id="@+id/text_gallery"
diff --git a/app/src/main/res/layout/fragment_image_colorize.xml b/app/src/main/res/layout/fragment_image_colorize.xml
index 58b5603..51fc5ca 100644
--- a/app/src/main/res/layout/fragment_image_colorize.xml
+++ b/app/src/main/res/layout/fragment_image_colorize.xml
@@ -4,7 +4,7 @@
     xmlns:tools="http://schemas.android.com/tools"
     android:layout_width="match_parent"
     android:layout_height="match_parent"
-    tools:context="com.echo.myapplication.ui.f_ImageProcessTEST_view.ImageProcessTESTFragment">
+    tools:context="com.echo.colorizeit.ui.f_ImageProcessTEST_view.ImageProcessTESTFragment">
 
     <TextView
         android:id="@+id/text_home"
diff --git a/app/src/main/res/layout/fragment_slideshow.xml b/app/src/main/res/layout/fragment_slideshow.xml
index a314334..0b6cd8a 100644
--- a/app/src/main/res/layout/fragment_slideshow.xml
+++ b/app/src/main/res/layout/fragment_slideshow.xml
@@ -4,7 +4,7 @@
     xmlns:tools="http://schemas.android.com/tools"
     android:layout_width="match_parent"
     android:layout_height="match_parent"
-    tools:context="com.echo.myapplication.ui.f_main_index_page_view.MainIndexPageFragment">
+    tools:context="com.echo.colorizeit.ui.f_main_index_page_view.MainIndexPageFragment">
 
     <androidx.constraintlayout.widget.ConstraintLayout
         android:id="@+id/rlImage"
@@ -17,7 +17,7 @@
         app:layout_constraintStart_toStartOf="parent"
         app:layout_constraintTop_toTopOf="parent">
 
-        <com.echo.myapplication.ui.v_others.ResizableImageView
+        <com.echo.colorizeit.ui.v_others.ResizableImageView
             android:id="@+id/imageLayer1"
             android:layout_width="match_parent"
             android:layout_height="match_parent"
@@ -28,7 +28,7 @@
             app:layout_constraintStart_toStartOf="parent"
             app:layout_constraintTop_toTopOf="parent" />
 
-        <com.echo.myapplication.ui.v_others.ResizableImageView
+        <com.echo.colorizeit.ui.v_others.ResizableImageView
             android:id="@+id/imageLayer2"
             android:layout_width="match_parent"
             android:layout_height="match_parent"
diff --git a/app/src/main/res/layout/fragment_user.xml b/app/src/main/res/layout/fragment_user.xml
index 9b3d8e4..b4578c4 100644
--- a/app/src/main/res/layout/fragment_user.xml
+++ b/app/src/main/res/layout/fragment_user.xml
@@ -4,7 +4,7 @@
     xmlns:tools="http://schemas.android.com/tools"
     android:layout_width="match_parent"
     android:layout_height="match_parent"
-    tools:context="com.echo.myapplication.MainActivity"
+    tools:context="com.echo.colorizeit.MainActivity"
     android:background="@color/white"
     android:orientation="vertical">
     <RelativeLayout
diff --git a/app/src/main/res/layout/open_screen.xml b/app/src/main/res/layout/open_screen.xml
index 11a9b0b..8fb1f4a 100644
--- a/app/src/main/res/layout/open_screen.xml
+++ b/app/src/main/res/layout/open_screen.xml
@@ -4,7 +4,7 @@
     xmlns:tools="http://schemas.android.com/tools"
     android:layout_width="match_parent"
     android:layout_height="match_parent"
-    tools:context="com.echo.myapplication.ui.a_open_screen_activity.OpenScreenActivity"
+    tools:context="com.echo.colorizeit.ui.a_open_screen_activity.OpenScreenActivity"
     android:background="@color/black"
     >
 
diff --git a/app/src/main/res/navigation/mobile_navigation.xml b/app/src/main/res/navigation/mobile_navigation.xml
index 2a7f256..ca629c4 100644
--- a/app/src/main/res/navigation/mobile_navigation.xml
+++ b/app/src/main/res/navigation/mobile_navigation.xml
@@ -7,23 +7,23 @@
 
     <fragment
         android:id="@+id/nav_home"
-        android:name="com.echo.myapplication.ui.f_ImageProcessTEST_view.ImageProcessTESTFragment"
+        android:name="com.echo.colorizeit.ui.f_ImageProcessTEST_view.ImageProcessTESTFragment"
         android:label="@string/menu_home"
         tools:layout="@layout/fragment_image_colorize" />
 
     <fragment
         android:id="@+id/nav_gallery"
-        android:name="com.echo.myapplication.ui.f_gallery_view.GalleryFragment"
+        android:name="com.echo.colorizeit.ui.f_gallery_view.GalleryFragment"
         android:label="@string/menu_gallery"
         tools:layout="@layout/fragment_clarity_enhancement" />
 
     <fragment
         android:id="@+id/nav_slideshow"
-        android:name="com.echo.myapplication.ui.f_main_index_page_view.MainIndexPageFragment"
+        android:name="com.echo.colorizeit.ui.f_main_index_page_view.MainIndexPageFragment"
         android:label="@string/menu_slideshow"
         tools:layout="@layout/fragment_slideshow" />
     <fragment
         android:id="@+id/nav_userFragment"
-        android:name="com.echo.myapplication.ui.f_user_view.UserFragment"
+        android:name="com.echo.colorizeit.ui.f_user_view.UserFragment"
         android:label="UserFragment" />
 </navigation>
\ No newline at end of file
diff --git a/app/src/test/java/com/echo/myapplication/ExampleUnitTest.java b/app/src/test/java/com/echo/colorizeit/ExampleUnitTest.java
similarity index 91%
rename from app/src/test/java/com/echo/myapplication/ExampleUnitTest.java
rename to app/src/test/java/com/echo/colorizeit/ExampleUnitTest.java
index a28c867..7da0ea7 100644
--- a/app/src/test/java/com/echo/myapplication/ExampleUnitTest.java
+++ b/app/src/test/java/com/echo/colorizeit/ExampleUnitTest.java
@@ -1,4 +1,4 @@
-package com.echo.myapplication;
+package com.echo.colorizeit;
 
 import org.junit.Test;