diff --git a/MainModule/src/main/java/com/xscm/modulemain/activity/user/activity/PhoneReplacementActivity.java b/MainModule/src/main/java/com/xscm/modulemain/activity/user/activity/PhoneReplacementActivity.java
index 16aac968..89682fc0 100644
--- a/MainModule/src/main/java/com/xscm/modulemain/activity/user/activity/PhoneReplacementActivity.java
+++ b/MainModule/src/main/java/com/xscm/modulemain/activity/user/activity/PhoneReplacementActivity.java
@@ -13,10 +13,17 @@ import com.hjq.toast.ToastUtils;
 import com.xscm.modulemain.activity.user.conacts.PhoneReplacementConacts;
 import com.xscm.modulemain.activity.user.presenter.PhoneReplacementPresenter;
 import com.xscm.modulemain.BaseMvpActivity;
+import com.xscm.modulemain.utils.CountDownManager;
 import com.xscm.moduleutil.base.CommonAppContext;
 import com.xscm.moduleutil.color.ThemeableDrawableUtils;
 import com.xscm.moduleutil.utils.ColorManager;
 import com.xscm.moduleutil.utils.SpUtil;
+import com.xscm.moduleutil.utils.TimeUtils;
+import com.xscm.moduleutil.utils.TimerManager;
+
+import java.util.concurrent.TimeUnit;
+
+import kotlin.Unit;
 
 /**
  * @author
@@ -24,7 +31,7 @@ import com.xscm.moduleutil.utils.SpUtil;
  * @description: 手机换绑
  */
 public class PhoneReplacementActivity extends BaseMvpActivity<PhoneReplacementPresenter, ActivityPhoneReplacementBinding> implements PhoneReplacementConacts.View {
-    private CountDownTimer mTimer;
+    private CountDownManager countDownManager;
     private String mobile;
     private String type;//1：更换手机 2：绑定手机
 
@@ -86,9 +93,9 @@ public class PhoneReplacementActivity extends BaseMvpActivity<PhoneReplacementPr
             MvpPre.sendCode(mBinding.edPhone.getText().toString(), type, mBinding.tvSendCode);
 
         } else if (view.getId() == R.id.btnSubmit) {
-            if (type.equals("1")){
+            if (type.equals("1")) {
 
-                if(mBinding.edTheOldPassword.getText().toString().isEmpty()){
+                if (mBinding.edTheOldPassword.getText().toString().isEmpty()) {
                     com.blankj.utilcode.util.ToastUtils.showShort("请输入旧手机验证码");
                     return;
                 }
@@ -101,11 +108,11 @@ public class PhoneReplacementActivity extends BaseMvpActivity<PhoneReplacementPr
                     com.blankj.utilcode.util.ToastUtils.showShort("请输入验证码");
                     return;
                 }
-                if (MvpPre!=null){
-                    MvpPre.mobileView(SpUtil.getUserBean().getMobile(), mBinding.edPhone.getText().toString(),mBinding.edTheOldPassword.getText().toString(), mBinding.edPassword.getText().toString(), type);
+                if (MvpPre != null) {
+                    MvpPre.mobileView(SpUtil.getUserBean().getMobile(), mBinding.edPhone.getText().toString(), mBinding.edTheOldPassword.getText().toString(), mBinding.edPassword.getText().toString(), type);
                 }
 
-            }else if (type.equals("2")){
+            } else if (type.equals("2")) {
                 if (mBinding.edPhone.getText().toString().isEmpty()) {
                     com.blankj.utilcode.util.ToastUtils.showShort("请输入手机号");
                     return;
@@ -114,8 +121,8 @@ public class PhoneReplacementActivity extends BaseMvpActivity<PhoneReplacementPr
                     com.blankj.utilcode.util.ToastUtils.showShort("请输入验证码");
                     return;
                 }
-                if (MvpPre!=null){
-                    MvpPre.mobileView("", mBinding.edPhone.getText().toString(), mBinding.edPassword.getText().toString(),"", type);
+                if (MvpPre != null) {
+                    MvpPre.mobileView("", mBinding.edPhone.getText().toString(), mBinding.edPassword.getText().toString(), "", type);
                 }
             }
 
@@ -130,42 +137,52 @@ public class PhoneReplacementActivity extends BaseMvpActivity<PhoneReplacementPr
         }
     }
 
-    public void sendCodeSuccess2(String phoneNumber,TextView textView) {
+    public void sendCodeSuccess2(String phoneNumber, TextView textView) {
         com.blankj.utilcode.util.ToastUtils.showShort("短信验证码发送成功请注意查收");
         textView.setEnabled(false);
         textView.setAlpha(0.5f);
-        releaseTimer();
-        if (mTimer != null) {
-            mTimer.cancel();
-        }
-        mTimer = new CountDownTimer(60000L, 1000L) {
-            @Override
-            public void onTick(long millisUntilFinished) {
-                if (textView != null) {
-                    textView.setText(String.format("重新发送（%s）", millisUntilFinished / 1000));
-                }
-            }
 
-            @Override
-            public void onFinish() {
-              textView.setAlpha(1f);
-              textView.setEnabled(true);
-              textView.setText("重新发送");
+        // 获取CountDownManager单例实例
+        if (countDownManager == null) {
+            countDownManager = CountDownManager.Companion.getInstance();
+        }
+
+        // 使用手机号作为tag来标识不同的倒计时任务
+        String tag = "countdown_" + textView.hashCode();
+
+        // 开始倒计时，60秒
+        countDownManager.startCountDown(
+            tag,
+            60,
+            1000,
+            (remainingSeconds, tagParam) -> {
+                // 倒计时进行中
+                if (textView != null) {
+                    textView.setText(String.format("重新发送（%s）", remainingSeconds));
+                }
+                return null;
+            },
+            tagParam -> {
+                // 倒计时结束
+                if (textView != null) {
+                    textView.setAlpha(1f);
+                    textView.setEnabled(true);
+                    textView.setText("重新发送");
+                }
+                return null;
             }
-        };
-        mTimer.start();
+        );
     }
 
     private void releaseTimer() {
-        if (mTimer != null) {
-            mTimer.cancel();
-            mTimer = null;
+        if (countDownManager != null) {
+            countDownManager.cancelAll();
         }
     }
 
     @Override
     public void sendCodeSuccess1(String phoneNumber, TextView textView) {
-        sendCodeSuccess2(mBinding.edPhone.getText().toString(),textView);
+        sendCodeSuccess2(mBinding.edPhone.getText().toString(), textView);
     }
 
     @Override
@@ -177,10 +194,10 @@ public class PhoneReplacementActivity extends BaseMvpActivity<PhoneReplacementPr
             } catch (ClassNotFoundException e) {
                 throw new RuntimeException(e);
             }
+            releaseTimer();
             finish();
         } else {
             ToastUtils.show(s);
         }
-
     }
 }
\ No newline at end of file
diff --git a/MainModule/src/main/java/com/xscm/modulemain/utils/CountDownManager.kt b/MainModule/src/main/java/com/xscm/modulemain/utils/CountDownManager.kt
new file mode 100644
index 00000000..e2f008ac
--- /dev/null
+++ b/MainModule/src/main/java/com/xscm/modulemain/utils/CountDownManager.kt
@@ -0,0 +1,114 @@
+package com.xscm.modulemain.utils
+
+import android.os.Handler
+import android.os.Looper
+
+/**
+ * 项目名称：羽声语音
+ * 时间：2025/12/19 16:21
+ * 用途：
+ */
+class CountDownManager {
+    // 存储所有倒计时任务
+    private val timerMap = mutableMapOf<String, CountDownTask>()
+
+    // 单例模式
+    companion object {
+        private var instance: CountDownManager? = null
+
+        fun getInstance(): CountDownManager {
+            return instance ?: synchronized(this) {
+                instance ?: CountDownManager().also { instance = it }
+            }
+        }
+    }
+
+    data class CountDownTask(
+        val tag: String,
+        val totalSeconds: Long,
+        val interval: Long = 1000L,
+        var currentTime: Long = 0L,
+        var isRunning: Boolean = false,
+        val onTick: ((Long, String) -> Unit)? = null,
+        val onFinish: ((String) -> Unit)? = null
+    )
+
+    // 开始倒计时
+    fun startCountDown(
+        tag: String,
+        totalSeconds: Long,
+        interval: Long = 1000L,
+        onTick: ((Long, String) -> Unit)? = null,
+        onFinish: ((String) -> Unit)? = null
+    ) {
+        // 如果已有相同tag的倒计时，先取消
+        cancelCountDown(tag)
+
+        val task = CountDownTask(tag, totalSeconds, interval, totalSeconds, true, onTick, onFinish)
+        timerMap[tag] = task
+
+        val handler = Handler(Looper.getMainLooper())
+        val runnable = object : Runnable {
+            override fun run() {
+                val currentTask = timerMap[tag]
+                if (currentTask == null || !currentTask.isRunning) {
+                    return
+                }
+
+                currentTask.currentTime -= 1
+
+                if (currentTask.currentTime > 0) {
+                    onTick?.invoke(currentTask.currentTime, tag)
+                    handler.postDelayed(this, interval)
+                } else {
+                    currentTask.isRunning = false
+                    timerMap.remove(tag)
+                    onFinish?.invoke(tag)
+                }
+            }
+        }
+
+        handler.postDelayed(runnable, interval)
+    }
+
+    // 获取剩余时间
+    fun getRemainingTime(tag: String): Long {
+        return timerMap[tag]?.currentTime ?: 0L
+    }
+
+    // 检查是否在倒计时中
+    fun isCounting(tag: String): Boolean {
+        return timerMap[tag]?.isRunning ?: false
+    }
+
+    // 取消单个倒计时
+    fun cancelCountDown(tag: String) {
+        timerMap[tag]?.isRunning = false
+        timerMap.remove(tag)
+    }
+
+    // 取消所有倒计时
+    fun cancelAll() {
+        timerMap.values.forEach { it.isRunning = false }
+        timerMap.clear()
+    }
+
+    // 暂停倒计时（保存状态）
+    fun pauseCountDown(tag: String) {
+        timerMap[tag]?.isRunning = false
+    }
+
+    // 恢复倒计时
+    fun resumeCountDown(tag: String) {
+        val task = timerMap[tag] ?: return
+        if (task.currentTime > 0) {
+            startCountDown(
+                tag,
+                task.currentTime,
+                task.interval,
+                task.onTick,
+                task.onFinish
+            )
+        }
+    }
+}
\ No newline at end of file
diff --git a/MainModule/src/main/res/layout/room_dialog_message_list.xml b/MainModule/src/main/res/layout/room_dialog_message_list.xml
index bca0f494..f249f2ae 100644
--- a/MainModule/src/main/res/layout/room_dialog_message_list.xml
+++ b/MainModule/src/main/res/layout/room_dialog_message_list.xml
@@ -11,6 +11,7 @@
         android:id="@+id/parent"
         android:layout_width="match_parent"
         android:layout_height="@dimen/dp_600"
+        android:background="@mipmap/activity_bj"
         >
 
         <TextView
@@ -30,7 +31,7 @@
             android:layout_width="match_parent"
             android:layout_height="@dimen/dp_600"
             android:layout_marginTop="30dp"
-            android:background="@mipmap/activity_bj"
+
             app:layout_constraintTop_toBottomOf="@+id/title"
             app:layout_constraintTop_toTopOf="parent"
             />