diff --git a/mpmaster/src/main/java/com/xypower/mpmaster/MpMasterService.java b/mpmaster/src/main/java/com/xypower/mpmaster/MpMasterService.java
index 51b4a472..ae5894e3 100644
--- a/mpmaster/src/main/java/com/xypower/mpmaster/MpMasterService.java
+++ b/mpmaster/src/main/java/com/xypower/mpmaster/MpMasterService.java
@@ -141,6 +141,7 @@ public class MpMasterService extends Service {
 
         loadConfig();
         loadIccid();
+
         logger = Logger.getLogger("com.xypower.mpmaster.logger");
         logger.setLevel(Level.ALL);
         // LogFormatter.installFormatter(logger);
@@ -161,9 +162,12 @@ public class MpMasterService extends Service {
                 fi.mkdirs();
             }
 
-            File logFile = new File(fi, "log.txt");
+            File logFile = new File(fi, "log.%g.txt");
+            int logFileLimit = BuildConfig.DEBUG ? (16 * 1024) : (2 * 1024 * 1024);
+            int logFileCount = BuildConfig.DEBUG ? 4 : 128;
+
+            fileHandler = new FileHandler(logFile.getAbsolutePath(), logFileLimit, logFileCount, true);
 
-            fileHandler = new FileHandler(logFile.getAbsolutePath(), true);//true表示日志内容在文件中追加
             fileHandler.setLevel(Level.ALL);//级别为ALL，记录所有消息
             // fileHandler.
 
@@ -171,7 +175,7 @@ public class MpMasterService extends Service {
             logger.addHandler(fileHandler);
 
         } catch (Throwable e) {
-            System.out.println("创建文件失败！" + e.getMessage());
+            System.out.println("Failed to create directory:" + e.getMessage());
         }
 
         try {
@@ -215,9 +219,8 @@ public class MpMasterService extends Service {
             intentFilter.addAction(ACTION_UPD_OTA);
             intentFilter.addAction(ACTION_INSTALL_RESULT);
             intentFilter.addAction(ACTION_UNINSTALL_RESULT);
-            if (!mSeparateNetwork) {
-                intentFilter.addAction(MicroPhotoContext.ACTION_HEARTBEAT_MP);
-            }
+            intentFilter.addAction(MicroPhotoContext.ACTION_HEARTBEAT_MP);
+
             registerReceiver(mAlarmReceiver, intentFilter);
         }
 
@@ -479,7 +482,7 @@ public class MpMasterService extends Service {
                 mService.startMpApp();
 
             } else if (TextUtils.equals(MicroPhotoContext.ACTION_HEARTBEAT_MP, action)) {
-                if (!mService.mSeparateNetwork && !mService.mMntnMode && !mService.mQuickHbMode) {
+                if (!mService.mSeparateNetwork || (mService.mMntnMode || mService.mQuickHbMode)) {
                     mService.logger.info("Heartbeat Timer Fired By MpAPP ACTION=" + action);
 
                     mService.registerHeartbeatTimer(mService.mPreviousHeartbeatTime + mService.mHeartbeatDuration * 1000);
@@ -554,24 +557,21 @@ public class MpMasterService extends Service {
             if (mAbsHeartbeatTimes != null && mAbsHeartbeatTimes.length > 0) {
                 long currentTimeMillis = System.currentTimeMillis();
                 long heartTimeMills = currentTimeMillis + timeout * 1000;
-                Arrays.sort(mAbsHeartbeatTimes);
+
+                Date dt = new Date();
                 for (int i = 0; i < mAbsHeartbeatTimes.length; i++) {
                     int mAbsHeartbeatTime = mAbsHeartbeatTimes[i];
                     int hour = mAbsHeartbeatTime / 60;
                     int minute = mAbsHeartbeatTime % 60;
                     if (hour >= 24) {
-                        return;
+                        continue;
                     }
-                    //设置提醒时间
-                    Calendar calendar = Calendar.getInstance();
-                    //这里时区需要设置一下，不然会有8个小时的时间差
-                    calendar.setTimeZone(TimeZone.getTimeZone("GMT+8"));
-                    //设置每天为13：50点提醒
-                    calendar.set(Calendar.HOUR_OF_DAY, hour);
-                    calendar.set(Calendar.MINUTE, minute);
-                    calendar.set(Calendar.SECOND, 0);
-                    calendar.set(Calendar.MILLISECOND, 0);
-                    long selecttime = calendar.getTimeInMillis();
+
+                    dt.setHours(hour);
+                    dt.setMinutes(minute);
+                    dt.setSeconds(0);
+
+                    long selecttime = dt.getTime();
                     if (selecttime > currentTimeMillis && selecttime < heartTimeMills) {
                         closestTime = selecttime;
                         break;
@@ -581,9 +581,12 @@ public class MpMasterService extends Service {
                         }
                     }
                 }
-            }
-            if (closestTime > 0) {
-                registerAbsHeartbeatTimer(closestTime);
+
+                if (closestTime > 0) {
+                    registerAbsHeartbeatTimer(closestTime);
+                }
+            } else {
+                registerHeartbeatTimer(SystemClock.elapsedRealtime() + timeout * 1000);
             }
         }
     }