diff --git a/app/gui/oven_control/stringer.cpp b/app/gui/oven_control/stringer.cpp
index ca58764..d0faf91 100644
--- a/app/gui/oven_control/stringer.cpp
+++ b/app/gui/oven_control/stringer.cpp
@@ -63,11 +63,11 @@ QString Stringer::remainingTime(int msecs)
     case RemainingTime:
         msecs /= 1000;
         if (msecs >= 3600)
-            return QString("%1시간 %2분").arg(msecs / 3600).arg((msecs % 3600) / 60, 2, 10, QLatin1Char('0'));
+            return qApp->tr("%1시간 %2분").arg(msecs / 3600).arg((msecs % 3600) / 60, 2, 10, QLatin1Char('0'));
         if (msecs >= 60)
-            return QString("%1분 %2초").arg(msecs / 60).arg(msecs % 60, 2, 10, QLatin1Char('0'));
+            return qApp->tr("%1분 %2초").arg(msecs / 60).arg(msecs % 60, 2, 10, QLatin1Char('0'));
 
-        return QString("%1초").arg(msecs);
+        return qApp->tr("%1초").arg(msecs);
     case FinishTime:
         QDateTime dateTime = QDateTime::currentDateTime().addMSecs(msecs);
         switch (realTimeFormat())
@@ -90,20 +90,20 @@ QString Stringer::remainingTime(int msecs, QString style)
         msecs /= 1000;
         if (msecs >= 3600)
         {
-            QString hour = heavySpan.arg(msecs / 3600) + lightSpan.arg("시간");
-            QString min = heavySpan.arg((msecs % 3600) / 60, 2, 10, QLatin1Char('0')) + lightSpan.arg("분");
+            QString hour = heavySpan.arg(msecs / 3600) + lightSpan.arg(qApp->tr("시간"));
+            QString min = heavySpan.arg((msecs % 3600) / 60, 2, 10, QLatin1Char('0')) + lightSpan.arg(qApp->tr("분"));
 
             return style + QString("%1 %2").arg(hour).arg(min);
         }
         if (msecs >= 60)
         {
-            QString min = heavySpan.arg(msecs / 60) + lightSpan.arg("분");
-            QString sec = heavySpan.arg(msecs % 60, 2, 10, QLatin1Char('0')) + lightSpan.arg("초");
+            QString min = heavySpan.arg(msecs / 60) + lightSpan.arg(qApp->tr("분"));
+            QString sec = heavySpan.arg(msecs % 60, 2, 10, QLatin1Char('0')) + lightSpan.arg(qApp->tr("초"));
 
             return style + QString("%1 %2").arg(min).arg(sec);
         }
 
-        return style + heavySpan.arg(msecs) + lightSpan.arg("초");
+        return style + heavySpan.arg(msecs) + lightSpan.arg(qApp->tr("초"));
     case FinishTime:
         QDateTime dateTime = QDateTime::currentDateTime().addMSecs(msecs);
         switch (realTimeFormat())
@@ -125,11 +125,11 @@ QString Stringer::remainingTime(qint64 msecs)
     case RemainingTime:
         msecs /= 1000;
         if (msecs >= 3600)
-            return QString("%1시간 %2분").arg(msecs / 3600).arg((msecs % 3600) / 60, 2, 10, QLatin1Char('0'));
+            return qApp->tr("%1시간 %2분").arg(msecs / 3600).arg((msecs % 3600) / 60, 2, 10, QLatin1Char('0'));
         if (msecs >= 60)
-            return QString("%1분 %2초").arg(msecs / 60).arg(msecs % 60, 2, 10, QLatin1Char('0'));
+            return qApp->tr("%1분 %2초").arg(msecs / 60).arg(msecs % 60, 2, 10, QLatin1Char('0'));
 
-        return QString("%1초").arg(msecs);
+        return qApp->tr("%1초").arg(msecs);
     case FinishTime:
         QDateTime dateTime = QDateTime::currentDateTime().addMSecs(msecs);
         switch (realTimeFormat())
@@ -217,7 +217,8 @@ QString Stringer::unusedTemperature(QString style)
 }
 
 
-QString Stringer::DateTimeString(const QDateTime &dt_tm, datetime_string_type type){
+QString Stringer::DateTimeString(const QDateTime &dt_tm, datetime_string_type type)
+{
     QString strTemp;
     Define::config_item item = Config::getInstance()->getConfigValue(Define::config_time_type);
     switch(item.d32){