diff --git a/contacts/build.properties b/contacts/build.properties
index 7638e8d..d73febf 100644
--- a/contacts/build.properties
+++ b/contacts/build.properties
@@ -1,8 +1,8 @@
 #Created by .winboll/winboll_app_build.gradle
-#Thu Feb 20 22:09:07 GMT 2025
+#Fri Feb 21 01:46:02 GMT 2025
 stageCount=0
 libraryProject=winboll-shared
 baseVersion=1.0
 publishVersion=1.0.0
-buildCount=126
+buildCount=175
 baseBetaVersion=1.0.1
diff --git a/contacts/src/main/AndroidManifest.xml b/contacts/src/main/AndroidManifest.xml
index bf357cb..cd9ce54 100644
--- a/contacts/src/main/AndroidManifest.xml
+++ b/contacts/src/main/AndroidManifest.xml
@@ -38,7 +38,6 @@
         <activity
             android:name=".MainActivity"
             android:label="@string/app_name"
-            android:launchMode="singleTask"
             android:exported="true">
 
             <intent-filter>
@@ -50,7 +49,6 @@
             </intent-filter>
 
         </activity>
-        
 
         <activity
             android:name=".activities.CallActivity"
@@ -89,6 +87,8 @@
 
         </activity>
 
+        <activity android:name="cc.winboll.studio.contacts.activities.SettingsActivity"/>
+        
         <service
             android:name="cc.winboll.studio.contacts.services.MainService"
             android:exported="true"/>
@@ -164,7 +164,7 @@
             </intent-filter>
 
         </receiver>
-
+        
         <provider
             android:name="androidx.core.content.FileProvider"
             android:authorities="${applicationId}.fileprovider"
@@ -177,8 +177,6 @@
 
         </provider>
 
-        <activity android:name="cc.winboll.studio.contacts.activities.SettingsActivity"/>
-
     </application>
 
 </manifest>
diff --git a/contacts/src/main/java/cc/winboll/studio/contacts/dun/Rules.java b/contacts/src/main/java/cc/winboll/studio/contacts/dun/Rules.java
new file mode 100644
index 0000000..8f78c1f
--- /dev/null
+++ b/contacts/src/main/java/cc/winboll/studio/contacts/dun/Rules.java
@@ -0,0 +1,23 @@
+package cc.winboll.studio.contacts.dun;
+
+/**
+ * @Author ZhanGSKen@AliYun.Com
+ * @Date 2025/02/21 06:15:10
+ * @Describe 云盾防御规则
+ */
+import java.util.regex.Pattern;
+
+public class Rules {
+
+    public static final String TAG = "Rules";
+
+    public static boolean isValidPhoneNumber(String phoneNumber) {
+        // 中国手机号码正则表达式，以1开头，第二位可以是3、4、5、6、7、8、9，后面跟9位数字
+        String regex = "^1[3-9]\\d{9}$";
+        return Pattern.matches(regex, phoneNumber);
+    }
+
+    public static boolean isAllowed(String phoneNumber) {
+        return isValidPhoneNumber(phoneNumber);
+    }
+}
diff --git a/contacts/src/main/java/cc/winboll/studio/contacts/phonecallui/PhoneCallManager.java b/contacts/src/main/java/cc/winboll/studio/contacts/phonecallui/PhoneCallManager.java
index 848a9f5..5cb6e9b 100644
--- a/contacts/src/main/java/cc/winboll/studio/contacts/phonecallui/PhoneCallManager.java
+++ b/contacts/src/main/java/cc/winboll/studio/contacts/phonecallui/PhoneCallManager.java
@@ -5,8 +5,8 @@ import android.media.AudioManager;
 import android.os.Build;
 import android.telecom.Call;
 import android.telecom.VideoProfile;
-
 import androidx.annotation.RequiresApi;
+import cc.winboll.studio.contacts.dun.Rules;
 
 
 @RequiresApi(api = Build.VERSION_CODES.M)
@@ -19,7 +19,6 @@ public class PhoneCallManager {
 
     public PhoneCallManager(Context context) {
         this.context = context;
-
         audioManager = (AudioManager) context.getSystemService(Context.AUDIO_SERVICE);
     }
 
@@ -28,6 +27,8 @@ public class PhoneCallManager {
      */
     public void answer() {
         if (call != null) {
+            Call.Details details = call.getDetails();
+            String phoneNumber = details.getHandle().getSchemeSpecificPart();
             call.answer(VideoProfile.STATE_AUDIO_ONLY);
             openSpeaker();
         }
diff --git a/contacts/src/main/java/cc/winboll/studio/contacts/phonecallui/PhoneCallService.java b/contacts/src/main/java/cc/winboll/studio/contacts/phonecallui/PhoneCallService.java
index 0418425..67f3e3f 100644
--- a/contacts/src/main/java/cc/winboll/studio/contacts/phonecallui/PhoneCallService.java
+++ b/contacts/src/main/java/cc/winboll/studio/contacts/phonecallui/PhoneCallService.java
@@ -1,14 +1,5 @@
 package cc.winboll.studio.contacts.phonecallui;
 
-import android.os.Build;
-import android.telecom.Call;
-import android.telecom.InCallService;
-
-import androidx.annotation.RequiresApi;
-
-import cc.winboll.studio.contacts.ActivityStack;
-
-
 /**
  * 监听电话通信状态的服务，实现该类的同时必须提供电话管理的 UI
  *
@@ -16,24 +7,32 @@ import cc.winboll.studio.contacts.ActivityStack;
  * @see PhoneCallActivity
  * @see android.telecom.InCallService
  */
+import android.media.AudioManager;
+import android.os.Build;
+import android.telecom.Call;
+import android.telecom.InCallService;
+import androidx.annotation.RequiresApi;
+import cc.winboll.studio.contacts.ActivityStack;
+import cc.winboll.studio.contacts.dun.Rules;
+
 @RequiresApi(api = Build.VERSION_CODES.M)
 public class PhoneCallService extends InCallService {
-
+    
+    private int originalRingVolume;
+    
     private final Call.Callback callback = new Call.Callback() {
         @Override
         public void onStateChanged(Call call, int state) {
             super.onStateChanged(call, state);
-
             switch (state) {
                 case Call.STATE_ACTIVE: {
-
-                    break;
-                }
+                        break;
+                    }
 
                 case Call.STATE_DISCONNECTED: {
-                    ActivityStack.getInstance().finishActivity(PhoneCallActivity.class);
-                    break;
-                }
+                        ActivityStack.getInstance().finishActivity(PhoneCallActivity.class);
+                        break;
+                    }
 
             }
         }
@@ -42,10 +41,9 @@ public class PhoneCallService extends InCallService {
     @Override
     public void onCallAdded(Call call) {
         super.onCallAdded(call);
-
+        
         call.registerCallback(callback);
         PhoneCallManager.call = call;
-
         CallType callType = null;
 
         if (call.getState() == Call.STATE_RINGING) {
@@ -57,6 +55,17 @@ public class PhoneCallService extends InCallService {
         if (callType != null) {
             Call.Details details = call.getDetails();
             String phoneNumber = details.getHandle().getSchemeSpecificPart();
+
+            // 记录原始铃声音量
+            AudioManager audioManager = (AudioManager) getSystemService(AUDIO_SERVICE);
+            originalRingVolume = audioManager.getStreamVolume(AudioManager.STREAM_RING);
+            if (!Rules.isAllowed(phoneNumber)) {
+                // 预先静音
+                audioManager.setStreamVolume(AudioManager.STREAM_RING, 0, 0);
+                call.disconnect();
+                return;
+            }
+            
             PhoneCallActivity.actionStart(this, phoneNumber, callType);
         }
     }
@@ -67,6 +76,9 @@ public class PhoneCallService extends InCallService {
 
         call.unregisterCallback(callback);
         PhoneCallManager.call = null;
+        AudioManager audioManager = (AudioManager) getSystemService(AUDIO_SERVICE);
+        // 恢复铃声音量
+        audioManager.setStreamVolume(AudioManager.STREAM_RING, originalRingVolume, 0);
     }
 
     public enum CallType {
diff --git a/contacts/src/main/java/cc/winboll/studio/contacts/receivers/PhoneReceiver.java b/contacts/src/main/java/cc/winboll/studio/contacts/receivers/PhoneReceiver.java
deleted file mode 100644
index d7647a3..0000000
--- a/contacts/src/main/java/cc/winboll/studio/contacts/receivers/PhoneReceiver.java
+++ /dev/null
@@ -1,34 +0,0 @@
-package cc.winboll.studio.contacts.receivers;
-
-/**
- * @Author ZhanGSKen@AliYun.Com
- * @Date 2025/02/20 17:54:55
- * @Describe PhoneCallReceiver
- */
-//import android.content.BroadcastReceiver;
-//import android.content.Context;
-//import android.content.Intent;
-//import android.telephony.TelephonyManager;
-//import android.util.Log;
-//import cc.winboll.studio.contacts.services.PhoneCallService;
-//
-//public class PhoneReceiver extends BroadcastReceiver {
-//
-//    public static final String TAG = "PhoneReceiver";
-//
-//    @Override
-//    public void onReceive(Context context, Intent intent) {
-//        if (intent.getAction().equals(TelephonyManager.ACTION_PHONE_STATE_CHANGED)) {
-//            String state = intent.getStringExtra(TelephonyManager.EXTRA_STATE);
-//            if (state.equals(TelephonyManager.EXTRA_STATE_RINGING)) {
-//                String phoneNumber = intent.getStringExtra(TelephonyManager.EXTRA_INCOMING_NUMBER);
-//                Log.d(TAG, "Incoming call from: " + phoneNumber);
-//
-//                // 启动服务来处理电话接听
-//                Intent serviceIntent = new Intent(context, PhoneCallService.class);
-//                serviceIntent.putExtra("phoneNumber", phoneNumber);
-//                context.startService(serviceIntent);
-//            }
-//        }
-//    }
-//}
diff --git a/contacts/src/main/java/cc/winboll/studio/contacts/services/PhoneCallService.java b/contacts/src/main/java/cc/winboll/studio/contacts/services/PhoneCallService.java
deleted file mode 100644
index 5a3921a..0000000
--- a/contacts/src/main/java/cc/winboll/studio/contacts/services/PhoneCallService.java
+++ /dev/null
@@ -1,75 +0,0 @@
-package cc.winboll.studio.contacts.services;
-
-/**
- * @Author ZhanGSKen@AliYun.Com
- * @Date 2025/02/20 19:58:02
- * @Describe MyPhoneCallService
- */
-import android.telecom.Call;
-import android.telecom.InCallService;
-import cc.winboll.studio.contacts.PhoneCallManager;
-
-public class PhoneCallService extends InCallService {
-
-    public static final String TAG = "PhoneCallService";
-
-    private Call.Callback callback = new Call.Callback() {
-        @Override
-        public void onStateChanged(Call call, int state) {
-            super.onStateChanged(call, state);
-            switch (state) {
-                case Call.STATE_ACTIVE: {
-                        break; // 通话中
-                    }
-                case Call.STATE_DISCONNECTED: {
-                        break; // 通话结束
-                    }
-            }
-        }
-    };
-
-//    @Override
-//    public void onCallAdded(Call call) {
-//        super.onCallAdded(call);
-//
-//        call.registerCallback(callback);
-//    }
-//
-//    @Override
-//    public void onCallRemoved(Call call) {
-//        super.onCallRemoved(call);
-//
-//        call.unregisterCallback(callback);
-//    }
-    
-    @Override
-    public void onCallAdded(Call call) {
-        super.onCallAdded(call);
-
-        call.registerCallback(callback);
-        PhoneCallManager.call = call; // 传入call
-
-//        CallType callType = null;
-//
-//        if (call.getState() == Call.STATE_RINGING) {
-//            callType = CallType.CALL_IN;
-//        } else if (call.getState() == Call.STATE_CONNECTING) {
-//            callType = CallType.CALL_OUT;
-//        }
-//
-//        if (callType != null) {
-//            Call.Details details = call.getDetails();
-//            String phoneNumber = details.getHandle().toString().substring(4)
-//                .replaceAll("%20", ""); // 去除拨出电话中的空格
-//            PhoneCallActivity.actionStart(this, phoneNumber, callType);
-//        }
-    }
-
-    @Override
-    public void onCallRemoved(Call call) {
-        super.onCallRemoved(call);
-
-        call.unregisterCallback(callback);
-        PhoneCallManager.call = null;
-    }
-}
diff --git a/winboll-shared/build.properties b/winboll-shared/build.properties
index 7638e8d..d73febf 100644
--- a/winboll-shared/build.properties
+++ b/winboll-shared/build.properties
@@ -1,8 +1,8 @@
 #Created by .winboll/winboll_app_build.gradle
-#Thu Feb 20 22:09:07 GMT 2025
+#Fri Feb 21 01:46:02 GMT 2025
 stageCount=0
 libraryProject=winboll-shared
 baseVersion=1.0
 publishVersion=1.0.0
-buildCount=126
+buildCount=175
 baseBetaVersion=1.0.1