diff --git a/App/Config/Config.cpp b/App/Config/Config.cpp
index 4eadb32..0b2fd63 100644
--- a/App/Config/Config.cpp
+++ b/App/Config/Config.cpp
@@ -277,6 +277,31 @@ void Config::setMapType(QVariant type)
     setJsonObject("Map",obj);
 }
 
+void Config::setReferencePoint(double lon, double lat, double hight)
+{
+    QJsonObject obj;
+
+    obj["lon"] = lon;
+    obj["lat"] = lat;
+    obj["hight"] = hight;
+
+    setJsonObject("ReferencePoint",obj);
+}
+
+void Config::getReferencePoint(double &lon, double &lat, double &hight)
+{
+    QJsonObject obj = getJsonObject("ReferencePoint");
+
+    if(obj.empty() )
+    {
+        return;
+    }
+
+    lon = obj["lon"].toDouble();
+    lat = obj["lat"].toDouble();
+    hight = obj["hight"].toDouble();
+}
+
 void Config::getBeep(QVariant *value)
 {
     QJsonObject obj = getJsonObject("Warnning");
diff --git a/App/Config/Config.h b/App/Config/Config.h
index 121c1ee..84c8cdc 100644
--- a/App/Config/Config.h
+++ b/App/Config/Config.h
@@ -69,6 +69,9 @@ public slots:
      void getMapType(QVariant *type);
      void setMapType(QVariant type);
 
+     void setReferencePoint(double lon, double lat, double hight);
+     void getReferencePoint(double &lon, double &lat, double &hight);
+
 private slots:
 
      void loadJson(const QString& jsonFilename);
diff --git a/App/Setting/Index0/Global/GlobalSetting.cpp b/App/Setting/Index0/Global/GlobalSetting.cpp
index 469c388..0fc189e 100644
--- a/App/Setting/Index0/Global/GlobalSetting.cpp
+++ b/App/Setting/Index0/Global/GlobalSetting.cpp
@@ -157,6 +157,14 @@ GlobalSetting::GlobalSetting(QWidget *parent) :
     }
 
     emit setMapTypes(bingmap.value(maptype.toString()));
+
+
+    double lon, lat, hight;
+    cfg->getReferencePoint(lon, lat, hight);
+    emit ReferencePointChanged(lon, lat, hight);
+    ui->dsbRefLon->setValue(lon);
+    ui->dsbRefLat->setValue(lat);
+    ui->dsbRefH->setValue(hight);
 }
 
 GlobalSetting::~GlobalSetting()
@@ -703,5 +711,12 @@ void GlobalSetting::on_pushButton_TTS_clicked()
 void GlobalSetting::on_pushButton_clicked()
 {
     emit ReferencePointChanged(ui->dsbRefLon->value(), ui->dsbRefLat->value(), ui->dsbRefH->value() );
+
+    Config *cfg = new Config();
+
+    cfg->setReferencePoint(ui->dsbRefLon->value(), ui->dsbRefLat->value(), ui->dsbRefH->value() );
+
+    cfg->deleteLater();
+    delete cfg;
 }
 
diff --git a/App/Setting/Index0/Global/GlobalSetting.ui b/App/Setting/Index0/Global/GlobalSetting.ui
index 56867d9..29aa9f2 100644
--- a/App/Setting/Index0/Global/GlobalSetting.ui
+++ b/App/Setting/Index0/Global/GlobalSetting.ui
@@ -731,16 +731,29 @@
         <property name="decimals">
          <number>8</number>
         </property>
+        <property name="minimum">
+         <double>0.000000000000000</double>
+        </property>
+        <property name="maximum">
+         <double>1000000.000000000000000</double>
+        </property>
        </widget>
       </item>
       <item row="1" column="2">
-       <widget class="QDoubleSpinBox" name="dsbRefH"/>
+       <widget class="QDoubleSpinBox" name="dsbRefH">
+        <property name="maximum">
+         <double>100000000000.000000000000000</double>
+        </property>
+       </widget>
       </item>
       <item row="1" column="0">
        <widget class="QDoubleSpinBox" name="dsbRefLon">
         <property name="decimals">
          <number>8</number>
         </property>
+        <property name="maximum">
+         <double>100000.000000000000000</double>
+        </property>
        </widget>
       </item>
       <item row="3" column="2">
diff --git a/App/main.cpp b/App/main.cpp
index b9e95f4..f0ef396 100644
--- a/App/main.cpp
+++ b/App/main.cpp
@@ -223,7 +223,7 @@ int main(int argc, char *argv[])
 
     MainWindow w;//这一步已经全部初始化完成
 
-    w.setWindowTitle(QString("KB3A GCS Qt%1 %2").arg(QT_VERSION_STR).arg(APP_VERSION));//with version
+    w.setWindowTitle("KB-3A地面站软件_二院");//with version
     //w.setWindowTitle(QString("KB3A-V1.00 %1").arg(APP_VERSION));//with version
     // 主要是控制HDMI输出，如果是LCD显示，此行无关紧要
     //w.resize(GetDesktopSize());
diff --git a/MavLinkNode/mavlinknode.cpp b/MavLinkNode/mavlinknode.cpp
index f3ee667..1840612 100644
--- a/MavLinkNode/mavlinknode.cpp
+++ b/MavLinkNode/mavlinknode.cpp
@@ -2364,55 +2364,55 @@ void MavLinkNode::infoExport(_showinfo info)
     buff[dataCount++] = src.B[0];
     buff[dataCount++] = src.B[1];
 
-    src.D[0] = info.pe;
+    src.H = info.pe;
     buff[dataCount++] = src.B[0];
     buff[dataCount++] = src.B[1];
     buff[dataCount++] = src.B[2];
     buff[dataCount++] = src.B[3];
 
-    src.D[0] = info.pu;
+    src.H = info.pu;
     buff[dataCount++] = src.B[0];
     buff[dataCount++] = src.B[1];
     buff[dataCount++] = src.B[2];
     buff[dataCount++] = src.B[3];
 
-    src.D[0] = info.ps;
+    src.H = info.ps;
     buff[dataCount++] = src.B[0];
     buff[dataCount++] = src.B[1];
     buff[dataCount++] = src.B[2];
     buff[dataCount++] = src.B[3];
 
-    src.D[0] = info.ve;
+    src.H = info.ve;
     buff[dataCount++] = src.B[0];
     buff[dataCount++] = src.B[1];
     buff[dataCount++] = src.B[2];
     buff[dataCount++] = src.B[3];
 
-    src.D[0] = info.vu;
+    src.H = info.vu;
     buff[dataCount++] = src.B[0];
     buff[dataCount++] = src.B[1];
     buff[dataCount++] = src.B[2];
     buff[dataCount++] = src.B[3];
 
-    src.D[0] = info.vs;
+    src.H = info.vs;
     buff[dataCount++] = src.B[0];
     buff[dataCount++] = src.B[1];
     buff[dataCount++] = src.B[2];
     buff[dataCount++] = src.B[3];
 
-    src.D[0] = info.vt;
+    src.H = info.vt;
     buff[dataCount++] = src.B[0];
     buff[dataCount++] = src.B[1];
     buff[dataCount++] = src.B[2];
     buff[dataCount++] = src.B[3];
 
-    src.D[0] = info.rcs;
+    src.H = info.rcs;
     buff[dataCount++] = src.B[0];
     buff[dataCount++] = src.B[1];
     buff[dataCount++] = src.B[2];
     buff[dataCount++] = src.B[3];
 
-    src.D[0] = info.reserve;
+    src.H = info.reserve;
     buff[dataCount++] = src.B[0];
     buff[dataCount++] = src.B[1];
     buff[dataCount++] = src.B[2];