diff --git a/dbus/org.deepin.dde.Appearance1.xml b/dbus/org.deepin.dde.Appearance1.xml
index d70aff5..b652657 100644
--- a/dbus/org.deepin.dde.Appearance1.xml
+++ b/dbus/org.deepin.dde.Appearance1.xml
@@ -86,6 +86,7 @@
     <property access='readwrite' type='s' name='QtActiveColor' />
     <property access='read' type='s' name='StandardFont' />
     <property access='readwrite' type='s' name='WallpaperSlideShow' />
+    <property access='readwrite' type='i' name='DTKSizeMode' />
     <property access='read' type='s' name='WallpaperURls' />
 
     <signal name='Changed'>
diff --git a/misc/dconfig/org.deepin.dde.appearance.json b/misc/dconfig/org.deepin.dde.appearance.json
index b612e6e..a66e9ff 100644
--- a/misc/dconfig/org.deepin.dde.appearance.json
+++ b/misc/dconfig/org.deepin.dde.appearance.json
@@ -161,6 +161,26 @@
             "description": "Save all the wallpaper URL information.",
             "permissions": "readwrite",
             "visibility": "private"
+        },
+        "Dtk_Size_Mode": {
+            "value": 0,
+            "serial": 0,
+            "flags": [],
+            "name": "Dtk_Size_Mode",
+            "name[zh_CN]": "紧凑模式",
+            "description": "Compact Mode.",
+            "permissions": "readwrite",
+            "visibility": "private"
+        },
+        "Compact_Font_Size": {
+            "value": 9.0,
+            "serial": 0,
+            "flags": [],
+            "name": "Compact_Font_Size",
+            "name[zh_CN]": "紧凑模式下，字体大小",
+            "description": "Compact font size.",
+            "permissions": "readwrite",
+            "visibility": "private"
         }
     }
 }
diff --git a/src/service/dbus/appearance1.cpp b/src/service/dbus/appearance1.cpp
index b35396f..533e833 100644
--- a/src/service/dbus/appearance1.cpp
+++ b/src/service/dbus/appearance1.cpp
@@ -121,12 +121,23 @@ int Appearance1::windowRadius() const
     return appearance1Thread->windowRadius();
 }
 
+int Appearance1::dtkSizeMode() const
+{
+    return appearance1Thread->dtkSizeMode();
+}
+
 void Appearance1::setWindowRadius(int value)
 {
     //    message.setDelayedReply(true);
     QMetaObject::invokeMethod(appearance1Thread.get(), "setWindowRadius", Qt::QueuedConnection, Q_ARG(int, value));
 }
 
+void Appearance1::setDTKSizeMode(int value)
+{
+    //    message.setDelayedReply(true);
+    QMetaObject::invokeMethod(appearance1Thread.get(), "setDTKSizeMode", Qt::QueuedConnection, Q_ARG(int, value));
+}
+
 void Appearance1::Delete(const QString &ty, const QString &name)
 {
     auto message = this->message();
diff --git a/src/service/dbus/appearance1.h b/src/service/dbus/appearance1.h
index 16e3b20..d62e8de 100644
--- a/src/service/dbus/appearance1.h
+++ b/src/service/dbus/appearance1.h
@@ -65,6 +65,10 @@ class Appearance1 : public QObject, protected QDBusContext
     int windowRadius() const;
     void setWindowRadius(int value);
 
+    Q_PROPERTY(int DTKSizeMode READ dtkSizeMode WRITE setDTKSizeMode)
+    int dtkSizeMode() const;
+    void setDTKSizeMode(int value);
+
 public Q_SLOTS: // METHODS
     void Delete(const QString &ty, const QString &name);
     QString GetCurrentWorkspaceBackground();
diff --git a/src/service/dbus/appearance1thread.cpp b/src/service/dbus/appearance1thread.cpp
index 7001bf8..baa977d 100644
--- a/src/service/dbus/appearance1thread.cpp
+++ b/src/service/dbus/appearance1thread.cpp
@@ -28,7 +28,9 @@ Appearance1Thread::Appearance1Thread()
     property->cursorTheme.init(settingDconfig.value(GSKEYCURSORTHEME).toString());
     property->standardFont.init(settingDconfig.value(GSKEYFONTSTANDARD).toString());
     property->monospaceFont.init(settingDconfig.value(GSKEYFONTMONOSPACE).toString());
-    property->fontSize.init(settingDconfig.value(GSKEYFONTSIZE).toDouble());
+    property->dtkSizeMode.init(settingDconfig.value(DDTKSIZEMODE).toInt());
+    // dtkSizeMode必须先于fontSize初始化，紧凑模式下，使用Compact_Font_Size配置
+    property->fontSize.init(settingDconfig.value(property->dtkSizeMode == 1 ? DCOMPACTFONTSIZE : GSKEYFONTSIZE).toDouble());
     property->opacity.init(settingDconfig.value(GSKEYOPACITY).toDouble());
     property->wallpaperSlideShow.init(settingDconfig.value(GSKEYWALLPAPERSLIDESHOW).toString());
     property->wallpaperURls.init(settingDconfig.value(GSKEYWALLPAPERURIS).toString());
@@ -139,6 +141,17 @@ QString Appearance1Thread::wallpaperURls() const
     return property->wallpaperURls;
 }
 
+int Appearance1Thread::dtkSizeMode() const
+{
+    return property->dtkSizeMode;
+}
+
+void Appearance1Thread::setDTKSizeMode(int value)
+{
+    QMutexLocker locker(&mutex);
+    appearanceManager->doSetDTKSizeMode(value);
+}
+
 int Appearance1Thread::windowRadius() const
 {
     return property->windowRadius;
@@ -210,7 +223,7 @@ void Appearance1Thread::Reset(const QDBusMessage &message)
 {
     Q_UNUSED(message);
     QMutexLocker locker(&mutex);
-    QStringList keys{GSKEYGLOBALTHEME, GSKEYGTKTHEME, GSKEYICONTHEM, GSKEYCURSORTHEME, GSKEYFONTSIZE};
+    QStringList keys{GSKEYGLOBALTHEME, GSKEYGTKTHEME, GSKEYICONTHEM, GSKEYCURSORTHEME, GSKEYFONTSIZE, DDTKSIZEMODE, DCOMPACTFONTSIZE};
 
     appearanceManager->doResetSettingBykeys(keys);
 
diff --git a/src/service/dbus/appearance1thread.h b/src/service/dbus/appearance1thread.h
index 389c793..af77854 100644
--- a/src/service/dbus/appearance1thread.h
+++ b/src/service/dbus/appearance1thread.h
@@ -60,6 +60,9 @@ class Appearance1Thread : public QObject
     Q_PROPERTY(int WindowRadius READ windowRadius WRITE setWindowRadius)
     int windowRadius() const;
 
+    Q_PROPERTY(int DTKSizeMode READ dtkSizeMode WRITE setDTKSizeMode)
+    int dtkSizeMode() const;
+
 public Q_SLOTS:
     // PROPERTIES
     void setFontSize(double value);
@@ -67,6 +70,7 @@ public Q_SLOTS:
     void setQtActiveColor(const QString &value);
     void setWallpaperSlideShow(const QString &value);
     void setWindowRadius(int value);
+    void setDTKSizeMode(int value);
     // METHODS
     void Delete(const QString &ty, const QString &name, const QDBusMessage &message);
     QString GetCurrentWorkspaceBackground(const QDBusMessage &message);
diff --git a/src/service/dbus/appearancedbusproxy.cpp b/src/service/dbus/appearancedbusproxy.cpp
index 76f57e9..8bac325 100644
--- a/src/service/dbus/appearancedbusproxy.cpp
+++ b/src/service/dbus/appearancedbusproxy.cpp
@@ -106,6 +106,10 @@ void AppearanceDBusProxy::SetString(const QString &prop, const QString &v)
 {
     m_xSettingsInterface->asyncCall(QStringLiteral("SetString"), prop, v);
 }
+void AppearanceDBusProxy::SetInteger(const QString &prop, const int &v)
+{
+    m_xSettingsInterface->asyncCall(QStringLiteral("SetInteger"), prop, v);
+}
 double AppearanceDBusProxy::GetScaleFactor()
 {
     return QDBusPendingReply<double>(m_xSettingsInterface->asyncCall(QStringLiteral("GetScaleFactor")));
diff --git a/src/service/dbus/appearancedbusproxy.h b/src/service/dbus/appearancedbusproxy.h
index 09d2691..c2f59d7 100644
--- a/src/service/dbus/appearancedbusproxy.h
+++ b/src/service/dbus/appearancedbusproxy.h
@@ -61,6 +61,7 @@ public Q_SLOTS:
     // xSettingsInterface
 public Q_SLOTS:
     void SetString(const QString &prop, const QString &v);
+    void SetInteger(const QString &prop, const int &v);
     double GetScaleFactor();
     void SetScaleFactor(double scale);
     ScaleFactors GetScreenScaleFactors();
diff --git a/src/service/dbus/appearanceproperty.cpp b/src/service/dbus/appearanceproperty.cpp
index 2c3574a..a19f0b9 100644
--- a/src/service/dbus/appearanceproperty.cpp
+++ b/src/service/dbus/appearanceproperty.cpp
@@ -37,6 +37,7 @@ AppearanceProperty::AppearanceProperty()
     , wallpaperSlideShow("WallpaperSlideShow")
     , wallpaperURls("WallpaperURls")
     , windowRadius("WindowRadius")
+    , dtkSizeMode("DTKSizeMode")
 {
     fontSize.init(0.0);
     opacity.init(0.0);
diff --git a/src/service/dbus/appearanceproperty.h b/src/service/dbus/appearanceproperty.h
index 2c148e0..e506d0b 100644
--- a/src/service/dbus/appearanceproperty.h
+++ b/src/service/dbus/appearanceproperty.h
@@ -65,6 +65,7 @@ class AppearanceProperty
     DBusProperty<QString> wallpaperSlideShow;
     DBusProperty<QString> wallpaperURls;
     DBusProperty<int> windowRadius;
+    DBusProperty<int> dtkSizeMode;
 };
 
 #endif // APPEARANCEPROPERTY_H
diff --git a/src/service/impl/appearancemanager.cpp b/src/service/impl/appearancemanager.cpp
index fb5d3da..c0be7e1 100644
--- a/src/service/impl/appearancemanager.cpp
+++ b/src/service/impl/appearancemanager.cpp
@@ -117,6 +117,7 @@ bool AppearanceManager::init()
     connect(m_dbusProxy.get(), &AppearanceDBusProxy::TimeUpdate, this, &AppearanceManager::handleTimeUpdate);
     connect(m_dbusProxy.get(), &AppearanceDBusProxy::HandleForSleep, this, &AppearanceManager::handlePrepareForSleep);
 
+    initDtkSizeMode();
     initGlobalTheme();
 
     QVector<QSharedPointer<Theme>> iconList = m_subthemes->listIconThemes();
@@ -353,6 +354,10 @@ void AppearanceManager::handleSettingDConfigChange(QString key)
             bSuccess = doSetMonospaceFont(value);
         } else if (key == GSKEYFONTSIZE) {
             type = TYPEFONTSIZE;
+            // 如果是紧凑模式，使用compact-font-size
+            if (m_property->dtkSizeMode == 1) {
+                break;
+            }
             double size = m_settingDconfig.value(key).toDouble();
             if (size == m_property->fontSize) {
                 break;
@@ -389,6 +394,25 @@ void AppearanceManager::handleSettingDConfigChange(QString key)
                 break;
             }
             utils::writeWallpaperConfig(wallpaper);
+        } else if (key == DDTKSIZEMODE) {
+            type = TYPEDTKSIZEMODE;
+            bool ok = false;
+            int mode = m_settingDconfig.value(key).toInt(&ok);
+            if (ok) {
+                doSetDTKSizeMode(mode);
+                double size = m_settingDconfig.value(mode == 1 ? DCOMPACTFONTSIZE : GSKEYFONTSIZE).toDouble(&ok);
+                if (ok) {
+                    bSuccess = doSetFonts(size);
+                }
+            }
+        } else if (key == DCOMPACTFONTSIZE) {
+            type = TYPECOMPACTFONTSIZE;
+            bool ok = false;
+            double size = m_settingDconfig.value(key).toDouble(&ok);
+            if (ok && m_property->dtkSizeMode == 1) {
+                bSuccess = doSetFonts(size);
+                value = QString::number(size);
+            }
         } else {
             return;
         }
@@ -490,7 +514,7 @@ void AppearanceManager::setFontSize(double value)
     }
 
     if (m_settingDconfig.isValid() && !qFuzzyCompare(value, m_property->fontSize)) {
-        m_settingDconfig.setValue(GSKEYFONTSIZE, value);
+        m_settingDconfig.setValue(m_property->dtkSizeMode == 1 ? DCOMPACTFONTSIZE : GSKEYFONTSIZE, value);
         m_property->fontSize = value;
         updateCustomTheme(TYPEFONTSIZE, QString::number(value));
     }
@@ -554,6 +578,14 @@ void AppearanceManager::setMonospaceFont(QString value)
     }
 }
 
+void AppearanceManager::setDTKSizeMode(int value)
+{
+    if (value != m_property->dtkSizeMode && m_settingDconfig.isValid()) {
+        m_settingDconfig.setValue(DDTKSIZEMODE, value);
+        m_property->dtkSizeMode = value;
+    }
+}
+
 void AppearanceManager::setWindowRadius(int value)
 {
     if (value != m_property->windowRadius && m_xSetting) {
@@ -1514,7 +1546,15 @@ void AppearanceManager::doSetByType(const QString &type, const QString &value)
     } else if (type == TYPEWALLPAPER) {
         doSetCurrentWorkspaceBackground(value);
         updateValut = true;
+    } else if (type == TYPEDTKSIZEMODE) {
+        bool ok = false;
+        int mode = value.toInt(&ok);
+        if (ok) {
+            QString fontSizeKey = GSKEYFONTSIZE;
+            doSetDTKSizeMode(mode);
+        }
     }
+
     if (updateValut) {
         updateCustomTheme(type, value);
     }
@@ -1734,6 +1774,10 @@ QString AppearanceManager::getWallpaperUri(const QString &index, const QString &
     return wallpaper;
 }
 
+void AppearanceManager::initDtkSizeMode(){
+    m_dbusProxy->SetInteger("DTK/SizeMode",m_property->dtkSizeMode);
+}
+
 void AppearanceManager::initGlobalTheme()
 {
     QVector<QSharedPointer<Theme>> globalList = m_subthemes->listGlobalThemes();
@@ -1827,6 +1871,13 @@ QString AppearanceManager::doGetWorkspaceBackgroundForMonitor(const int &index,
     return getWallpaperUri(QString::number(index), strMonitorName);
 }
 
+void AppearanceManager::doSetDTKSizeMode(int value) {
+    if (value != m_property->dtkSizeMode) {
+        setDTKSizeMode(value);
+        m_dbusProxy->SetInteger("DTK/SizeMode",value);
+    }
+}
+
 void AppearanceManager::autoChangeBg(QString monitorSpace, QDateTime date)
 {
     qDebug() << "autoChangeBg: " << monitorSpace << ", " << date;
diff --git a/src/service/impl/appearancemanager.h b/src/service/impl/appearancemanager.h
index f683d73..e609ac2 100644
--- a/src/service/impl/appearancemanager.h
+++ b/src/service/impl/appearancemanager.h
@@ -64,6 +64,7 @@ class AppearanceManager : public QObject
     void setQtActiveColor(const QString &value);
     bool setWallpaperSlideShow(const QString &value);
     bool setWallpaperURls(const QString &value);
+    void setDTKSizeMode(int value);
     bool doSetFonts(double size);
     bool doUpdateFonts(double size);
     bool doSetGlobalTheme(QString value);
@@ -75,6 +76,7 @@ class AppearanceManager : public QObject
     bool doSetBackground(QString value);
     bool doSetGreeterBackground(QString value);
     QString doGetWallpaperSlideShow(QString monitorName);
+    void doSetDTKSizeMode(int value);
     double getScaleFactor();
     ScaleFactors getScreenScaleFactors();
     bool setScaleFactor(double scale);
@@ -108,6 +110,7 @@ class AppearanceManager : public QObject
     inline QString getWallpaperSlideShow() {return m_property->wallpaperSlideShow; }
     inline QString getWallpaperURls() {return m_property->wallpaperURls;}
     inline int getWindowRadius() {return m_property->windowRadius; }
+    inline int getDTKSizeMode() {return m_property->dtkSizeMode; }
 
     inline QString getGreetBg() {return m_greeterBg; }
     inline QMap<QString,QString>& getMonitor() {return m_monitorMap; }
@@ -139,6 +142,7 @@ public Q_SLOTS:
     void initUserObj();
     void initCurrentBgs();
     void initWallpaperSlideshow();
+    void initDtkSizeMode();
     void iso6709Parsing(QString city, QString coordinates);
     void doUpdateWallpaperURIs();
     void setPropertyWallpaperURIs(QMap<QString,QString> monitorWallpaperUris);
diff --git a/src/service/modules/common/commondefine.h b/src/service/modules/common/commondefine.h
index 44b1725..4e00e45 100644
--- a/src/service/modules/common/commondefine.h
+++ b/src/service/modules/common/commondefine.h
@@ -37,6 +37,8 @@ const QString APPEARANCE_INTERFACE = "org.deepin.dde.Appearance1";
 #define GSKEYDTKWINDOWRADIUS     "dtkWindowRadius"
 #define GSKEYFONTNAME            "gtkFontName"
 #define DCKEYALLWALLPAPER        "All_Wallpaper_Uris"
+#define DDTKSIZEMODE             "Dtk_Size_Mode"
+#define DCOMPACTFONTSIZE         "Compact_Font_Size"
 
 #define GTK2CONFDELIM            "="
 #define GTK3GROUPSETTINGS        "Settings"
@@ -84,6 +86,8 @@ const QString APPEARANCE_INTERFACE = "org.deepin.dde.Appearance1";
 #define TYPWINDOWRADIUS         "windowradius"
 #define TYPEWALLPAPERSLIDESHOW  "wallpaperflideshow"
 #define TYPEALLWALLPAPER        "allwallpaperuris"
+#define TYPEDTKSIZEMODE         "dtksizemode"
+#define TYPECOMPACTFONTSIZE     "compactfontsize"
 #define MIMETYPEGLOBAL          "application/x-global-theme"
 #define MIMETYPEGTK             "application/x-gtk-theme"
 #define MIMETYPEICON            "application/x-icon-theme"