diff --git a/data/lang_install.sh b/data/lang_install.sh
index 6e8124d..b2acd49 100644
--- a/data/lang_install.sh
+++ b/data/lang_install.sh
@@ -1,55 +1,74 @@
+#!/bin/sh
+
+DIR_PATCH=/etc/crontabs/patches
+
 if [ `ls /tmp/base.*.lmo |wc -l` -eq 0 ]; then
 	return 1
 fi
 
 if [ "$(mount| grep '/usr/lib/lua/luci')" != "" ]; then
-	sh /tmp/lang_uninstall.sh
+	if [ -e "/tmp/lang_uninstall.sh" ]; then
+		sh /tmp/lang_uninstall.sh
+	fi
 fi
 
 # delete old patch
 rm -f /etc/rc.lang
+rm -f /etc/lang_patch.sh
 
 # global firmware may contain a file "base.en.lmo"
 [ -f /usr/lib/lua/luci/i18n/base.en.lmo ] && rm -f /tmp/base.en.lmo
 
-mv -f /tmp/base.*.lmo /etc/
-mv -f /tmp/lang_patch.sh /etc/
-chmod +x /etc/lang_patch.sh
-
-FILE_FOR_EDIT=/etc/init.d/boot
-NEW_CMD="\[ -f \/etc\/lang_patch.sh \] && sh \/etc\/lang_patch.sh"
-FILE_PATCHED=1
-HAVE_PATCH=$(grep 'lang_patch.sh' $FILE_FOR_EDIT)
-if [ -z "$HAVE_PATCH" ]; then
-	FILE_PATCHED=0
-	UCI_CFG=$(grep 'apply_uci_config' $FILE_FOR_EDIT)
-	if [ -n "$UCI_CFG" ]; then
-		sed -i "/apply_uci_config$/i$NEW_CMD" $FILE_FOR_EDIT
-		FILE_PATCHED=2
-	fi
-	UCI_DEF=$(grep 'uci_apply_defaults' $FILE_FOR_EDIT)
-	if [ -n "$UCI_DEF" -a $FILE_PATCHED == 0 ]; then
-		sed -i "/uci_apply_defaults$/i$NEW_CMD" $FILE_FOR_EDIT
-		FILE_PATCHED=3
-	fi
+if [ ! -d $DIR_PATCH ]; then
+	mkdir $DIR_PATCH
+	chown root $DIR_PATCH
+	chmod 0755 $DIR_PATCH
 fi
 
-# run patch
-sh /etc/lang_patch.sh
+mv -f /tmp/base.*.lmo $DIR_PATCH/
+mv -f /tmp/lang_patch.sh $DIR_PATCH/
+chmod +x $DIR_PATCH/lang_patch.sh
 
-# delete lang
-uci -q delete luci.languages.ru
-uci -q delete luci.languages.en
+INSTALL_METHOD=1
+if [ -e "/usr/lib/os-release" ]; then
+	INSTALL_METHOD=2
+fi
 
-# add lang
-uci set luci.languages.ru=Русский
-uci set luci.languages.en=English
+FILE_PATCHED=0
+
+if [ $INSTALL_METHOD == 1 ]; then
+	FILE_PATCHED=1
+	FILE_FOR_EDIT=/etc/init.d/boot
+	NEW_CMD="\[ -f \/etc\/crontabs\/patches\/lang_patch.sh \] && sh \/etc\/crontabs\/patches\/lang_patch.sh"
+	HAVE_PATCH=$(grep '/lang_patch.sh' $FILE_FOR_EDIT)
+	if [ -z "$HAVE_PATCH" ]; then
+		FILE_PATCHED=0
+		UCI_CFG=$(grep 'apply_uci_config' $FILE_FOR_EDIT)
+		if [ -n "$UCI_CFG" ]; then
+			sed -i "/apply_uci_config$/i$NEW_CMD" $FILE_FOR_EDIT
+			FILE_PATCHED=2
+		fi
+		UCI_DEF=$(grep 'uci_apply_defaults' $FILE_FOR_EDIT)
+		if [ -n "$UCI_DEF" -a $FILE_PATCHED == 0 ]; then
+			sed -i "/uci_apply_defaults$/i$NEW_CMD" $FILE_FOR_EDIT
+			FILE_PATCHED=3
+		fi
+	fi
+fi
+
+if [ $INSTALL_METHOD == 2 ]; then
+	FILE_FOR_EDIT=/etc/crontabs/root
+	grep -v "/lang_patch.sh" $FILE_FOR_EDIT > $FILE_FOR_EDIT.new
+	echo "*/1 * * * * $DIR_PATCH/lang_patch.sh >/dev/null 2>&1" >> $FILE_FOR_EDIT.new
+	mv $FILE_FOR_EDIT.new $FILE_FOR_EDIT
+	/etc/init.d/cron restart
+	FILE_PATCHED=4
+fi
 
 # set main lang
 uci set luci.main.lang=en
+#uci commit luci
 
-# commit luci settings
-uci commit luci
+# run patch
+sh $DIR_PATCH/lang_patch.sh
 
-# reload luci
-luci-reload & rm -f /tmp/luci-indexcache & luci-reload
diff --git a/data/lang_patch.sh b/data/lang_patch.sh
index c4940c3..1c32f5d 100644
--- a/data/lang_patch.sh
+++ b/data/lang_patch.sh
@@ -1,4 +1,18 @@
-if [ `ls /etc/base.*.lmo |wc -l` -eq 0 ]; then
+#!/bin/sh
+
+[ -e "/tmp/lang_patch.log" ] && return 0
+
+DIR_PATCH=/etc/crontabs/patches
+
+if [ `ls $DIR_PATCH/base.*.lmo |wc -l` -eq 0 ]; then
+	return 0
+fi
+
+#if [ -e "/etc/xiaoqiang_version" ]; then
+#	return 0
+#fi
+
+if [ -e "/usr/lib/lua/luci/i18n/base.en.lmo" ]; then
 	return 0
 fi
 
@@ -6,7 +20,7 @@ mkdir -p /tmp/_usr_lib_lua_luci
 cp -rf /usr/lib/lua/luci/* /tmp/_usr_lib_lua_luci/
 mount --bind /tmp/_usr_lib_lua_luci /usr/lib/lua/luci
 
-cp /etc/base.*.lmo /usr/lib/lua/luci/i18n
+cp $DIR_PATCH/base.*.lmo /usr/lib/lua/luci/i18n
 
 # save original file
 cp -f /usr/share/xiaoqiang/xiaoqiang_version /etc/xiaoqiang_version
@@ -20,3 +34,15 @@ sed -i 's/ and features\["system"\]\["i18n"\] == "1" //' /usr/lib/lua/luci/view/
 
 # unlock change luci.main.lang
 sed -i "s/option CHANNEL 'stable'/option CHANNEL 'release'/g" /usr/share/xiaoqiang/xiaoqiang_version
+
+echo "lang patched" > /tmp/lang_patch.log
+
+MAIN_LANG=$( uci -q get luci.main.lang )
+[ "$MAIN_LANG" == "" ] && uci set luci.main.lang=en
+uci set luci.languages.ru=Русский
+uci set luci.languages.en=English
+uci commit luci
+
+# reload luci
+luci-reload & rm -f /tmp/luci-indexcache & luci-reload
+
diff --git a/data/lang_uninstall.sh b/data/lang_uninstall.sh
index 1f3d872..4edc35e 100644
--- a/data/lang_uninstall.sh
+++ b/data/lang_uninstall.sh
@@ -1,3 +1,7 @@
+#!/bin/sh
+
+DIR_PATCH=/etc/crontabs/patches
+
 if [ "$(mount| grep '/usr/lib/lua/luci')" != "" ]; then
 	umount -l /usr/lib/lua/luci
 fi
@@ -8,8 +12,15 @@ if [ "$(mount| grep '/usr/share/xiaoqiang')" != "" ]; then
 fi
 rm -rf /tmp/_usr_share_xiaoqiang
 
+grep -v "/lang_patch.sh" /etc/crontabs/root > /etc/crontabs/root.new
+mv /etc/crontabs/root.new /etc/crontabs/root
+/etc/init.d/cron restart
+
 rm -f /etc/rc.lang
 rm -f /etc/lang_patch.sh
-rm -f /etc/base.*.lmo
+rm -f $DIR_PATCH/lang_patch.sh
+rm -f $DIR_PATCH/base.*.lmo
+rm -f /tmp/lang_patch.log
 
 luci-reload & rm -f /tmp/luci-indexcache & luci-reload
+
diff --git a/data/ssh_install.sh b/data/ssh_install.sh
index 0648c81..c039746 100644
--- a/data/ssh_install.sh
+++ b/data/ssh_install.sh
@@ -1,19 +1,21 @@
 #!/bin/sh
 
+DIR_PATCH=/etc/crontabs/patches
+
 if [ "$( grep 'ssh_patch.sh' /etc/crontabs/root )" != "" ]; then
 	if [ -e "/tmp/ssh_uninstall.sh" ]; then
 		sh /tmp/ssh_uninstall.sh
 	fi
 fi
 
-if [ ! -d /etc/crontabs/patches/ ]; then
-	mkdir /etc/crontabs/patches/
-	chown root /etc/crontabs/patches/
-	chmod 0755 /etc/crontabs/patches/
+if [ ! -d $DIR_PATCH ]; then
+	mkdir $DIR_PATCH
+	chown root $DIR_PATCH
+	chmod 0755 $DIR_PATCH
 fi
 
-mv -f /tmp/ssh_patch.sh /etc/crontabs/patches/
-chmod +x /etc/crontabs/patches/ssh_patch.sh
+mv -f /tmp/ssh_patch.sh $DIR_PATCH/
+chmod +x $DIR_PATCH/ssh_patch.sh
 
 nvram set ssh_en=1
 nvram commit