diff --git a/WebRTCControlled/app/build.gradle b/WebRTCControlled/app/build.gradle
index ff9dde9..d4840a5 100644
--- a/WebRTCControlled/app/build.gradle
+++ b/WebRTCControlled/app/build.gradle
@@ -11,11 +11,11 @@ def appName() {
 }
 
 android {
-    namespace 'com.tt.controlled'
+    namespace 'com.ttstd.controlled'
     compileSdk 34
 
     defaultConfig {
-        applicationId "com.tt.controlled"
+        applicationId "com.ttstd.controlled"
         minSdk 24
         targetSdk 34
         versionCode 1
diff --git a/WebRTCControlled/app/src/main/java/com/tt/controlled/MainActivity.java b/WebRTCControlled/app/src/main/java/com/ttstd/controlled/MainActivity.java
similarity index 97%
rename from WebRTCControlled/app/src/main/java/com/tt/controlled/MainActivity.java
rename to WebRTCControlled/app/src/main/java/com/ttstd/controlled/MainActivity.java
index 8b3eb2a..674c272 100644
--- a/WebRTCControlled/app/src/main/java/com/tt/controlled/MainActivity.java
+++ b/WebRTCControlled/app/src/main/java/com/ttstd/controlled/MainActivity.java
@@ -1,4 +1,4 @@
-package com.tt.controlled;
+package com.ttstd.controlled;
 
 import android.Manifest;
 import android.content.ComponentName;
@@ -10,9 +10,7 @@ import android.media.projection.MediaProjectionManager;
 import android.os.Build;
 import android.os.Bundle;
 import android.os.IBinder;
-import android.provider.Settings;
 import android.util.Log;
-import android.view.View;
 import android.widget.Button;
 import android.widget.EditText;
 import android.widget.TextView;
@@ -24,14 +22,12 @@ import androidx.appcompat.app.AppCompatActivity;
 import androidx.core.app.ActivityCompat;
 import androidx.core.content.ContextCompat;
 
-import com.tt.controlled.service.ScreenCaptureService;
-import com.tt.controlled.webrtc.WebRtcClient;
+import com.ttstd.controlled.service.ScreenCaptureService;
+import com.ttstd.controlled.webrtc.WebRtcClient;
 
 import org.webrtc.RendererCommon;
 import org.webrtc.SurfaceViewRenderer;
 
-import java.util.UUID;
-
 public class MainActivity extends AppCompatActivity {
 
     private static final String TAG = "ControlledMain";
diff --git a/WebRTCControlled/app/src/main/java/com/tt/controlled/input/InputCommandHandler.java b/WebRTCControlled/app/src/main/java/com/ttstd/controlled/input/InputCommandHandler.java
similarity index 94%
rename from WebRTCControlled/app/src/main/java/com/tt/controlled/input/InputCommandHandler.java
rename to WebRTCControlled/app/src/main/java/com/ttstd/controlled/input/InputCommandHandler.java
index cd3e0c6..1fdcc28 100644
--- a/WebRTCControlled/app/src/main/java/com/tt/controlled/input/InputCommandHandler.java
+++ b/WebRTCControlled/app/src/main/java/com/ttstd/controlled/input/InputCommandHandler.java
@@ -1,16 +1,10 @@
-package com.tt.controlled.input;
+package com.ttstd.controlled.input;
 
-import android.os.SystemClock;
 import android.util.Log;
-import android.view.InputDevice;
-import android.view.InputEvent;
-import android.view.MotionEvent;
 
 import com.google.gson.Gson;
 import com.google.gson.JsonObject;
 
-import java.lang.reflect.Method;
-
 /**
  * 处理控制端发来的输入指令（触摸、按键）。
  * 注意：注入输入事件需要 INJECT_EVENTS 权限，
diff --git a/WebRTCControlled/app/src/main/java/com/tt/controlled/service/ScreenCaptureService.java b/WebRTCControlled/app/src/main/java/com/ttstd/controlled/service/ScreenCaptureService.java
similarity index 96%
rename from WebRTCControlled/app/src/main/java/com/tt/controlled/service/ScreenCaptureService.java
rename to WebRTCControlled/app/src/main/java/com/ttstd/controlled/service/ScreenCaptureService.java
index 1cd5b85..5e73b14 100644
--- a/WebRTCControlled/app/src/main/java/com/tt/controlled/service/ScreenCaptureService.java
+++ b/WebRTCControlled/app/src/main/java/com/ttstd/controlled/service/ScreenCaptureService.java
@@ -1,4 +1,4 @@
-package com.tt.controlled.service;
+package com.ttstd.controlled.service;
 
 import android.app.Activity;
 import android.app.Notification;
@@ -21,11 +21,11 @@ import android.view.WindowManager;
 import androidx.annotation.Nullable;
 import androidx.core.app.NotificationCompat;
 
-import com.tt.controlled.MainActivity;
-import com.tt.controlled.input.InputCommandHandler;
-import com.tt.controlled.signaling.SignalMessage;
-import com.tt.controlled.signaling.WebSocketClient;
-import com.tt.controlled.webrtc.WebRtcClient;
+import com.ttstd.controlled.MainActivity;
+import com.ttstd.controlled.input.InputCommandHandler;
+import com.ttstd.controlled.signaling.SignalMessage;
+import com.ttstd.controlled.signaling.WebSocketClient;
+import com.ttstd.controlled.webrtc.WebRtcClient;
 
 import com.google.gson.Gson;
 import com.google.gson.JsonObject;
@@ -33,7 +33,6 @@ import com.google.gson.JsonObject;
 import org.webrtc.EglBase;
 import org.webrtc.IceCandidate;
 import org.webrtc.ScreenCapturerAndroid;
-import org.webrtc.SessionDescription;
 
 public class ScreenCaptureService extends Service {
 
diff --git a/WebRTCControlled/app/src/main/java/com/tt/controlled/signaling/SignalMessage.java b/WebRTCControlled/app/src/main/java/com/ttstd/controlled/signaling/SignalMessage.java
similarity index 96%
rename from WebRTCControlled/app/src/main/java/com/tt/controlled/signaling/SignalMessage.java
rename to WebRTCControlled/app/src/main/java/com/ttstd/controlled/signaling/SignalMessage.java
index 483dff3..7212e38 100644
--- a/WebRTCControlled/app/src/main/java/com/tt/controlled/signaling/SignalMessage.java
+++ b/WebRTCControlled/app/src/main/java/com/ttstd/controlled/signaling/SignalMessage.java
@@ -1,4 +1,4 @@
-package com.tt.controlled.signaling;
+package com.ttstd.controlled.signaling;
 
 public class SignalMessage {
 
diff --git a/WebRTCControlled/app/src/main/java/com/tt/controlled/signaling/WebSocketClient.java b/WebRTCControlled/app/src/main/java/com/ttstd/controlled/signaling/WebSocketClient.java
similarity index 98%
rename from WebRTCControlled/app/src/main/java/com/tt/controlled/signaling/WebSocketClient.java
rename to WebRTCControlled/app/src/main/java/com/ttstd/controlled/signaling/WebSocketClient.java
index d7dcc11..b932cdf 100644
--- a/WebRTCControlled/app/src/main/java/com/tt/controlled/signaling/WebSocketClient.java
+++ b/WebRTCControlled/app/src/main/java/com/ttstd/controlled/signaling/WebSocketClient.java
@@ -1,4 +1,4 @@
-package com.tt.controlled.signaling;
+package com.ttstd.controlled.signaling;
 
 import android.os.Handler;
 import android.os.Looper;
diff --git a/WebRTCControlled/app/src/main/java/com/tt/controlled/webrtc/AppSdpObserver.java b/WebRTCControlled/app/src/main/java/com/ttstd/controlled/webrtc/AppSdpObserver.java
similarity index 97%
rename from WebRTCControlled/app/src/main/java/com/tt/controlled/webrtc/AppSdpObserver.java
rename to WebRTCControlled/app/src/main/java/com/ttstd/controlled/webrtc/AppSdpObserver.java
index 60fbfc6..869f6d9 100644
--- a/WebRTCControlled/app/src/main/java/com/tt/controlled/webrtc/AppSdpObserver.java
+++ b/WebRTCControlled/app/src/main/java/com/ttstd/controlled/webrtc/AppSdpObserver.java
@@ -1,4 +1,4 @@
-package com.tt.controlled.webrtc;
+package com.ttstd.controlled.webrtc;
 
 import android.util.Log;
 
diff --git a/WebRTCControlled/app/src/main/java/com/tt/controlled/webrtc/PeerObserver.java b/WebRTCControlled/app/src/main/java/com/ttstd/controlled/webrtc/PeerObserver.java
similarity index 98%
rename from WebRTCControlled/app/src/main/java/com/tt/controlled/webrtc/PeerObserver.java
rename to WebRTCControlled/app/src/main/java/com/ttstd/controlled/webrtc/PeerObserver.java
index 5b89ca9..c55f118 100644
--- a/WebRTCControlled/app/src/main/java/com/tt/controlled/webrtc/PeerObserver.java
+++ b/WebRTCControlled/app/src/main/java/com/ttstd/controlled/webrtc/PeerObserver.java
@@ -1,4 +1,4 @@
-package com.tt.controlled.webrtc;
+package com.ttstd.controlled.webrtc;
 
 import org.webrtc.DataChannel;
 import org.webrtc.IceCandidate;
diff --git a/WebRTCControlled/app/src/main/java/com/tt/controlled/webrtc/WebRtcClient.java b/WebRTCControlled/app/src/main/java/com/ttstd/controlled/webrtc/WebRtcClient.java
similarity index 99%
rename from WebRTCControlled/app/src/main/java/com/tt/controlled/webrtc/WebRtcClient.java
rename to WebRTCControlled/app/src/main/java/com/ttstd/controlled/webrtc/WebRtcClient.java
index 75b6bf3..8a973d5 100644
--- a/WebRTCControlled/app/src/main/java/com/tt/controlled/webrtc/WebRtcClient.java
+++ b/WebRTCControlled/app/src/main/java/com/ttstd/controlled/webrtc/WebRtcClient.java
@@ -1,4 +1,4 @@
-package com.tt.controlled.webrtc;
+package com.ttstd.controlled.webrtc;
 
 import android.content.Context;
 import android.util.Log;
@@ -6,8 +6,8 @@ import android.util.Log;
 import com.google.gson.Gson;
 import com.google.gson.GsonBuilder;
 import com.google.gson.JsonObject;
-import com.tt.controlled.signaling.SignalMessage;
-import com.tt.controlled.signaling.WebSocketClient;
+import com.ttstd.controlled.signaling.SignalMessage;
+import com.ttstd.controlled.signaling.WebSocketClient;
 
 import org.webrtc.DataChannel;
 import org.webrtc.DefaultVideoDecoderFactory;