diff --git a/examples/xlsx/chartsheet/chartsheet.pro b/examples/xlsx/chartsheet/chartsheet.pro
new file mode 100644
index 0000000..327b163
--- /dev/null
+++ b/examples/xlsx/chartsheet/chartsheet.pro
@@ -0,0 +1,9 @@
+TARGET = chartsheet
+
+#include(../../../src/xlsx/qtxlsx.pri)
+QT+=xlsx
+
+CONFIG   += console
+CONFIG   -= app_bundle
+
+SOURCES += main.cpp
diff --git a/examples/xlsx/chartsheet/main.cpp b/examples/xlsx/chartsheet/main.cpp
new file mode 100644
index 0000000..c3e7a38
--- /dev/null
+++ b/examples/xlsx/chartsheet/main.cpp
@@ -0,0 +1,32 @@
+#include <QtCore>
+#include "xlsxdocument.h"
+#include "xlsxchartsheet.h"
+#include "xlsxcellrange.h"
+#include "xlsxchart.h"
+
+using namespace QXlsx;
+
+int main()
+{
+    //![0]
+    Document xlsx;
+    for (int i=1; i<10; ++i)
+        xlsx.write(i, 1, i*i);
+    //![0]
+
+    //![1]
+    xlsx.addSheet("Chart1", AbstractSheet::ST_ChartSheet);
+    Chartsheet *sheet = static_cast<Chartsheet*>(xlsx.currentSheet());
+    Chart *barChart = sheet->chart();
+    barChart->setChartType(Chart::CT_Bar);
+    barChart->addSeries(CellRange("A1:A9"), xlsx.sheet("Sheet1"));
+    //![1]
+
+    //![2]
+    xlsx.saveAs("Book1.xlsx");
+    //![2]
+
+    Document xlsx2("Book1.xlsx");
+    xlsx2.saveAs("Book2.xlsx");
+    return 0;
+}
diff --git a/examples/xlsx/xlsx.pro b/examples/xlsx/xlsx.pro
index d4e75da..c0bedc4 100644
--- a/examples/xlsx/xlsx.pro
+++ b/examples/xlsx/xlsx.pro
@@ -15,6 +15,7 @@ SUBDIRS = hello \
     worksheetoperations \
     hyperlinks \
     chart \
+    chartsheet \
     demo
 
 qtHaveModule(widgets): SUBDIRS += xlsxwidget
diff --git a/src/xlsx/xlsxchart.cpp b/src/xlsx/xlsxchart.cpp
index f637a14..86eae8d 100644
--- a/src/xlsx/xlsxchart.cpp
+++ b/src/xlsx/xlsxchart.cpp
@@ -93,9 +93,13 @@ Chart::~Chart()
 /*!
  * Add the data series which is in the range \a range of the \a sheet.
  */
-void Chart::addSeries(const CellRange &range, Worksheet *sheet)
+void Chart::addSeries(const CellRange &range, AbstractSheet *sheet)
 {
     Q_D(Chart);
+    if (sheet && sheet->sheetType() != AbstractSheet::ST_WorkSheet)
+        return;
+    if (!sheet && d->sheet->sheetType() != AbstractSheet::ST_WorkSheet)
+        return;
 
     QString serRef = sheet ? sheet->sheetName() : d->sheet->sheetName();
 
diff --git a/src/xlsx/xlsxchart.h b/src/xlsx/xlsxchart.h
index 86febeb..fcd8e2d 100644
--- a/src/xlsx/xlsxchart.h
+++ b/src/xlsx/xlsxchart.h
@@ -67,7 +67,7 @@ public:
 
     ~Chart();
 
-    void addSeries(const CellRange &range, Worksheet *sheet=0);
+    void addSeries(const CellRange &range, AbstractSheet *sheet=0);
     void setChartType(ChartType type);
     void setChartStyle(int id);
 
diff --git a/src/xlsx/xlsxchartsheet.cpp b/src/xlsx/xlsxchartsheet.cpp
index 61b6dc3..5cf477c 100644
--- a/src/xlsx/xlsxchartsheet.cpp
+++ b/src/xlsx/xlsxchartsheet.cpp
@@ -28,6 +28,7 @@
 #include "xlsxutility_p.h"
 #include "xlsxdrawing_p.h"
 #include "xlsxdrawinganchor_p.h"
+#include "xlsxchart.h"
 
 #include <QXmlStreamReader>
 #include <QXmlStreamWriter>
@@ -36,8 +37,9 @@
 QT_BEGIN_NAMESPACE_XLSX
 
 ChartsheetPrivate::ChartsheetPrivate(Chartsheet *p, Chartsheet::CreateFlag flag)
-    : AbstractSheetPrivate(p, flag)
+    : AbstractSheetPrivate(p, flag), chart(0)
 {
+
 }
 
 ChartsheetPrivate::~ChartsheetPrivate()
@@ -57,6 +59,21 @@ Chartsheet::Chartsheet(const QString &name, int id, Workbook *workbook, CreateFl
     :AbstractSheet(name, id, workbook, new ChartsheetPrivate(this, flag))
 {
     setSheetType(ST_ChartSheet);
+
+    if (flag == Chartsheet::F_NewFromScratch) {
+        d_func()->drawing = QSharedPointer<Drawing>(new Drawing(this, flag));
+
+        DrawingAbsoluteAnchor *anchor = new DrawingAbsoluteAnchor(drawing(), DrawingAnchor::Picture);
+
+        anchor->pos = QPoint(0, 0);
+        anchor->ext = QSize(9293679, 6068786);
+
+        QSharedPointer<Chart> chart = QSharedPointer<Chart>(new Chart(this, flag));
+        chart->setChartType(Chart::CT_Bar);
+        anchor->setObjectGraphicFrame(chart);
+
+        d_func()->chart = chart.data();
+    }
 }
 
 /*!
diff --git a/src/xlsx/xlsxdocument.cpp b/src/xlsx/xlsxdocument.cpp
index 270a19d..c08af12 100644
--- a/src/xlsx/xlsxdocument.cpp
+++ b/src/xlsx/xlsxdocument.cpp
@@ -246,18 +246,34 @@ bool DocumentPrivate::savePackage(QIODevice *device) const
     DocPropsApp docPropsApp(DocPropsApp::F_NewFromScratch);
     DocPropsCore docPropsCore(DocPropsCore::F_NewFromScratch);
 
-    // save sheet xml files
-    for (int i=0; i<workbook->sheetCount(); ++i) {
-        AbstractSheet *sheet = workbook->sheet(i);
-        if (sheet->sheetType() == AbstractSheet::ST_WorkSheet) {
-            contentTypes->addWorksheetName(QStringLiteral("sheet%1").arg(i+1));
-            docPropsApp.addPartTitle(sheet->sheetName());
-
-            zipWriter.addFile(QStringLiteral("xl/worksheets/sheet%1.xml").arg(i+1), sheet->saveToXmlData());
-            Relationships *rel = sheet->relationships();
-            if (!rel->isEmpty())
-                zipWriter.addFile(QStringLiteral("xl/worksheets/_rels/sheet%1.xml.rels").arg(i+1), rel->saveToXmlData());
-        }
+    // save worksheet xml files
+    QList<QSharedPointer<AbstractSheet> > worksheets = workbook->getSheetsByTypes(AbstractSheet::ST_WorkSheet);
+    if (!worksheets.isEmpty())
+        docPropsApp.addHeadingPair(QStringLiteral("Worksheets"), worksheets.size());
+    for (int i=0; i<worksheets.size(); ++i) {
+        QSharedPointer<AbstractSheet> sheet = worksheets[i];
+        contentTypes->addWorksheetName(QStringLiteral("sheet%1").arg(i+1));
+        docPropsApp.addPartTitle(sheet->sheetName());
+
+        zipWriter.addFile(QStringLiteral("xl/worksheets/sheet%1.xml").arg(i+1), sheet->saveToXmlData());
+        Relationships *rel = sheet->relationships();
+        if (!rel->isEmpty())
+            zipWriter.addFile(QStringLiteral("xl/worksheets/_rels/sheet%1.xml.rels").arg(i+1), rel->saveToXmlData());
+    }
+
+    //save chartsheet xml files
+    QList<QSharedPointer<AbstractSheet> > chartsheets = workbook->getSheetsByTypes(AbstractSheet::ST_ChartSheet);
+    if (!chartsheets.isEmpty())
+        docPropsApp.addHeadingPair(QStringLiteral("Chartsheets"), chartsheets.size());
+    for (int i=0; i<chartsheets.size(); ++i) {
+        QSharedPointer<AbstractSheet> sheet = chartsheets[i];
+        contentTypes->addWorksheetName(QStringLiteral("sheet%1").arg(i+1));
+        docPropsApp.addPartTitle(sheet->sheetName());
+
+        zipWriter.addFile(QStringLiteral("xl/chartsheets/sheet%1.xml").arg(i+1), sheet->saveToXmlData());
+        Relationships *rel = sheet->relationships();
+        if (!rel->isEmpty())
+            zipWriter.addFile(QStringLiteral("xl/chartsheets/_rels/sheet%1.xml.rels").arg(i+1), rel->saveToXmlData());
     }
 
     // save external links xml files
@@ -291,8 +307,6 @@ bool DocumentPrivate::savePackage(QIODevice *device) const
         docPropsApp.setProperty(name, q->documentProperty(name));
         docPropsCore.setProperty(name, q->documentProperty(name));
     }
-    if (workbook->sheetCount())
-        docPropsApp.addHeadingPair(QStringLiteral("Worksheets"), workbook->sheetCount());
     contentTypes->addDocPropApp();
     contentTypes->addDocPropCore();
     zipWriter.addFile(QStringLiteral("docProps/app.xml"), docPropsApp.saveToXmlData());
diff --git a/src/xlsx/xlsxworkbook.cpp b/src/xlsx/xlsxworkbook.cpp
index e1ce433..7d9d574 100755
--- a/src/xlsx/xlsxworkbook.cpp
+++ b/src/xlsx/xlsxworkbook.cpp
@@ -26,6 +26,7 @@
 #include "xlsxworkbook_p.h"
 #include "xlsxsharedstrings_p.h"
 #include "xlsxworksheet.h"
+#include "xlsxchartsheet.h"
 #include "xlsxstyles_p.h"
 #include "xlsxformat.h"
 #include "xlsxworksheet_p.h"
@@ -61,7 +62,8 @@ WorkbookPrivate::WorkbookPrivate(Workbook *q, Workbook::CreateFlag flag) :
     firstsheet = 0;
     table_count = 0;
 
-    last_sheet_index = 0;
+    last_worksheet_index = 0;
+    last_chartsheet_index = 0;
     last_sheet_id = 0;
 }
 
@@ -195,9 +197,16 @@ AbstractSheet *Workbook::addSheet(const QString &name, int sheetId, AbstractShee
     Q_D(Workbook);
     if (sheetId > d->last_sheet_id)
         d->last_sheet_id = sheetId;
-
-    Worksheet *sheet = new Worksheet(name, sheetId, this, F_LoadFromExists);
-    d->sheets.append(QSharedPointer<Worksheet>(sheet));
+    AbstractSheet *sheet=0;
+    if (type == AbstractSheet::ST_WorkSheet) {
+        sheet = new Worksheet(name, sheetId, this, F_LoadFromExists);
+    } else if (type == AbstractSheet::ST_ChartSheet) {
+        sheet = new Chartsheet(name, sheetId, this, F_LoadFromExists);
+    } else {
+        qWarning("unsupported sheet type.");
+        Q_ASSERT(false);
+    }
+    d->sheets.append(QSharedPointer<AbstractSheet>(sheet));
     d->sheetNames.append(name);
     return sheet;
 }
@@ -205,22 +214,37 @@ AbstractSheet *Workbook::addSheet(const QString &name, int sheetId, AbstractShee
 AbstractSheet *Workbook::insertSheet(int index, const QString &name, AbstractSheet::SheetType type)
 {
     Q_D(Workbook);
-    QString worksheetName = createSafeSheetName(name);
-    if (!worksheetName.isEmpty()) {
+    QString sheetName = createSafeSheetName(name);
+    if (!sheetName.isEmpty()) {
         //If user given an already in-used name, we should not continue any more!
-        if (d->sheetNames.contains(worksheetName))
+        if (d->sheetNames.contains(sheetName))
             return 0;
     } else {
-        do {
-            ++d->last_sheet_index;
-            worksheetName = QStringLiteral("Sheet%1").arg(d->last_sheet_index);
-        } while (d->sheetNames.contains(worksheetName));
+        if (type == AbstractSheet::ST_WorkSheet) {
+            do {
+                ++d->last_worksheet_index;
+                sheetName = QStringLiteral("Sheet%1").arg(d->last_worksheet_index);
+            } while (d->sheetNames.contains(sheetName));
+        } else if (type == AbstractSheet::ST_ChartSheet) {
+            do {
+                ++d->last_chartsheet_index;
+                sheetName = QStringLiteral("Chart%1").arg(d->last_chartsheet_index);
+            } while (d->sheetNames.contains(sheetName));
+        } else {
+            qWarning("unsupported sheet type.");
+            return 0;
+        }
     }
 
     ++d->last_sheet_id;
-    Worksheet *sheet = new Worksheet(worksheetName, d->last_sheet_id, this, F_NewFromScratch);
-    d->sheets.insert(index, QSharedPointer<Worksheet>(sheet));
-    d->sheetNames.insert(index, worksheetName);
+    AbstractSheet *sheet;
+    if (type == AbstractSheet::ST_WorkSheet)
+        sheet = new Worksheet(sheetName, d->last_sheet_id, this, F_NewFromScratch);
+    else
+        sheet = new Chartsheet(sheetName, d->last_sheet_id, this, F_NewFromScratch);
+
+    d->sheets.insert(index, QSharedPointer<AbstractSheet>(sheet));
+    d->sheetNames.insert(index, sheetName);
     d->activesheetIndex = index;
     return sheet;
 }
@@ -384,6 +408,20 @@ QList<Drawing *> Workbook::drawings()
     return ds;
 }
 
+/*!
+ * \internal
+ */
+QList<QSharedPointer<AbstractSheet> > Workbook::getSheetsByTypes(AbstractSheet::SheetType type) const
+{
+    Q_D(const Workbook);
+    QList<QSharedPointer<AbstractSheet> > list;
+    for (int i=0; i<d->sheets.size(); ++i) {
+        if (d->sheets[i]->sheetType() == type)
+            list.append(d->sheets[i]);
+    }
+    return list;
+}
+
 void Workbook::saveToXmlFile(QIODevice *device) const
 {
     Q_D(const Workbook);
@@ -424,8 +462,10 @@ void Workbook::saveToXmlFile(QIODevice *device) const
     writer.writeEndElement();//bookViews
 
     writer.writeStartElement(QStringLiteral("sheets"));
-    for (int i=0; i<d->sheets.size(); ++i) {
-        QSharedPointer<AbstractSheet> sheet = d->sheets[i];
+    //work sheets
+    QList<QSharedPointer<AbstractSheet> > worksheets = getSheetsByTypes(AbstractSheet::ST_WorkSheet);
+    for (int i=0; i<worksheets.size(); ++i) {
+        QSharedPointer<AbstractSheet> sheet = worksheets[i];
         writer.writeEmptyElement(QStringLiteral("sheet"));
         writer.writeAttribute(QStringLiteral("name"), sheet->sheetName());
         writer.writeAttribute(QStringLiteral("sheetId"), QString::number(sheet->sheetId()));
@@ -435,6 +475,20 @@ void Workbook::saveToXmlFile(QIODevice *device) const
         d->relationships->addDocumentRelationship(QStringLiteral("/worksheet"), QStringLiteral("worksheets/sheet%1.xml").arg(i+1));
         writer.writeAttribute(QStringLiteral("r:id"), QStringLiteral("rId%1").arg(d->relationships->count()));
     }
+
+    //chart sheets
+    QList<QSharedPointer<AbstractSheet> > chartsheets = getSheetsByTypes(AbstractSheet::ST_ChartSheet);
+    for (int i=0; i<chartsheets.size(); ++i) {
+        QSharedPointer<AbstractSheet> sheet = chartsheets[i];
+        writer.writeEmptyElement(QStringLiteral("sheet"));
+        writer.writeAttribute(QStringLiteral("name"), sheet->sheetName());
+        writer.writeAttribute(QStringLiteral("sheetId"), QString::number(sheet->sheetId()));
+        if (sheet->isHidden())
+            writer.writeAttribute(QStringLiteral("state"), QStringLiteral("hidden"));
+
+        d->relationships->addDocumentRelationship(QStringLiteral("/chartsheet"), QStringLiteral("chartsheets/sheet%1.xml").arg(i+1));
+        writer.writeAttribute(QStringLiteral("r:id"), QStringLiteral("rId%1").arg(d->relationships->count()));
+    }
     writer.writeEndElement();//sheets
 
     if (d->externalLinks.size() > 0) {
diff --git a/src/xlsx/xlsxworkbook.h b/src/xlsx/xlsxworkbook.h
index 7420434..288e853 100755
--- a/src/xlsx/xlsxworkbook.h
+++ b/src/xlsx/xlsxworkbook.h
@@ -102,6 +102,7 @@ private:
     Theme *theme();
     QList<QImage> images();
     QList<Drawing *> drawings();
+    QList<QSharedPointer<AbstractSheet> > getSheetsByTypes(AbstractSheet::SheetType type) const;
     QStringList worksheetNames() const;
     AbstractSheet *addSheet(const QString &name, int sheetId, AbstractSheet::SheetType type = AbstractSheet::ST_WorkSheet);
 };
diff --git a/src/xlsx/xlsxworkbook_p.h b/src/xlsx/xlsxworkbook_p.h
index d8ccfbd..727d97f 100644
--- a/src/xlsx/xlsxworkbook_p.h
+++ b/src/xlsx/xlsxworkbook_p.h
@@ -96,7 +96,8 @@ public:
     int table_count;
 
     //Used to generate new sheet name and id
-    int last_sheet_index;
+    int last_worksheet_index;
+    int last_chartsheet_index;
     int last_sheet_id;
 };