diff --git a/README.md b/README.md
index eae0072..91155e3 100644
--- a/README.md
+++ b/README.md
@@ -21,7 +21,7 @@ Supports saving a file without losing original charts of XLSX. This library need
 ### Installation
 
 ```bash
-go get github.com/360EntSecGroup-Skylar/excelize
+go get github.com/360EntSecGroup-Skylar/excelize/v2
 ```
 
 ### Create XLSX file
@@ -34,7 +34,7 @@ package main
 import (
     "fmt"
 
-    "github.com/360EntSecGroup-Skylar/excelize"
+    "github.com/360EntSecGroup-Skylar/excelize/v2"
 )
 
 func main() {
@@ -64,7 +64,7 @@ package main
 import (
     "fmt"
 
-    "github.com/360EntSecGroup-Skylar/excelize"
+    "github.com/360EntSecGroup-Skylar/excelize/v2"
 )
 
 func main() {
@@ -103,7 +103,7 @@ package main
 import (
     "fmt"
 
-    "github.com/360EntSecGroup-Skylar/excelize"
+    "github.com/360EntSecGroup-Skylar/excelize/v2"
 )
 
 func main() {
@@ -140,7 +140,7 @@ import (
     _ "image/jpeg"
     _ "image/png"
 
-    "github.com/360EntSecGroup-Skylar/excelize"
+    "github.com/360EntSecGroup-Skylar/excelize/v2"
 )
 
 func main() {
diff --git a/README_zh.md b/README_zh.md
index dfed749..044d930 100644
--- a/README_zh.md
+++ b/README_zh.md
@@ -20,7 +20,7 @@ Excelize 是 Go 语言编写的用于操作 Office Excel 文档类库，基于 E
 ### 安装
 
 ```bash
-go get github.com/360EntSecGroup-Skylar/excelize
+go get github.com/360EntSecGroup-Skylar/excelize/v2
 ```
 
 ### 创建 Excel 文档
@@ -33,7 +33,7 @@ package main
 import (
     "fmt"
 
-    "github.com/360EntSecGroup-Skylar/excelize"
+    "github.com/360EntSecGroup-Skylar/excelize/v2"
 )
 
 func main() {
@@ -63,7 +63,7 @@ package main
 import (
     "fmt"
 
-    "github.com/360EntSecGroup-Skylar/excelize"
+    "github.com/360EntSecGroup-Skylar/excelize/v2"
 )
 
 func main() {
@@ -102,7 +102,7 @@ package main
 import (
     "fmt"
 
-    "github.com/360EntSecGroup-Skylar/excelize"
+    "github.com/360EntSecGroup-Skylar/excelize/v2"
 )
 
 func main() {
@@ -140,7 +140,7 @@ import (
     _ "image/jpeg"
     _ "image/png"
 
-    "github.com/360EntSecGroup-Skylar/excelize"
+    "github.com/360EntSecGroup-Skylar/excelize/v2"
 )
 
 func main() {
diff --git a/cellmerged.go b/cellmerged.go
new file mode 100644
index 0000000..5392463
--- /dev/null
+++ b/cellmerged.go
@@ -0,0 +1,48 @@
+package excelize
+
+import "strings"
+
+// GetMergeCells provides a function to get all merged cells from a worksheet currently.
+func (f *File) GetMergeCells(sheet string) ([]MergeCell, error) {
+	var mergeCells []MergeCell
+	xlsx, err := f.workSheetReader(sheet)
+	if err != nil {
+		return mergeCells, err
+	}
+	if xlsx.MergeCells != nil {
+		mergeCells = make([]MergeCell, 0, len(xlsx.MergeCells.Cells))
+
+		for i := range xlsx.MergeCells.Cells {
+			ref := xlsx.MergeCells.Cells[i].Ref
+			axis := strings.Split(ref, ":")[0]
+			val, _ := f.GetCellValue(sheet, axis)
+			mergeCells = append(mergeCells, []string{ref, val})
+		}
+	}
+
+	return mergeCells, err
+}
+
+// MergeCell define a merged cell data.
+// It consists of the following structure.
+// example: []string{"D4:E10", "cell value"}
+type MergeCell []string
+
+// GetCellValue returns merged cell value.
+func (m *MergeCell) GetCellValue() string {
+	return (*m)[1]
+}
+
+// GetStartAxis returns the merge start axis.
+// example: "C2"
+func (m *MergeCell) GetStartAxis() string {
+	axis := strings.Split((*m)[0], ":")
+	return axis[0]
+}
+
+// GetEndAxis returns the merge end axis.
+// example: "D4"
+func (m *MergeCell) GetEndAxis() string {
+	axis := strings.Split((*m)[0], ":")
+	return axis[1]
+}
\ No newline at end of file
diff --git a/cellmerged_test.go b/cellmerged_test.go
new file mode 100644
index 0000000..d53acc2
--- /dev/null
+++ b/cellmerged_test.go
@@ -0,0 +1,54 @@
+package excelize
+
+import (
+	"path/filepath"
+	"testing"
+
+	"github.com/stretchr/testify/assert"
+)
+
+func TestGetMergeCells(t *testing.T) {
+	wants := []struct {
+		value string
+		start string
+		end   string
+	}{{
+		value: "A1",
+		start: "A1",
+		end:   "B1",
+	}, {
+		value: "A2",
+		start: "A2",
+		end:   "A3",
+	}, {
+		value: "A4",
+		start: "A4",
+		end:   "B5",
+	}, {
+		value: "A7",
+		start: "A7",
+		end:   "C10",
+	}}
+
+	f, err := OpenFile(filepath.Join("test", "MergeCell.xlsx"))
+	if !assert.NoError(t, err) {
+		t.FailNow()
+	}
+	sheet1 := f.GetSheetName(1)
+
+	mergeCells, err := f.GetMergeCells(sheet1)
+	if !assert.Len(t, mergeCells, len(wants)) {
+		t.FailNow()
+	}
+	assert.NoError(t, err)
+
+	for i, m := range mergeCells {
+		assert.Equal(t, wants[i].value, m.GetCellValue())
+		assert.Equal(t, wants[i].start, m.GetStartAxis())
+		assert.Equal(t, wants[i].end, m.GetEndAxis())
+	}
+
+	// Test get merged cells on not exists worksheet.
+	_, err = f.GetMergeCells("SheetN")
+	assert.EqualError(t, err, "sheet SheetN is not exist")
+}
diff --git a/chart.go b/chart.go
index d669a47..88f48b2 100644
--- a/chart.go
+++ b/chart.go
@@ -308,7 +308,7 @@ func parseFormatChartSet(formatSet string) (*formatChart, error) {
 //    import (
 //        "fmt"
 //
-//        "github.com/360EntSecGroup-Skylar/excelize"
+//        "github.com/360EntSecGroup-Skylar/excelize/v2"
 //    )
 //
 //    func main() {
diff --git a/excelize.go b/excelize.go
index 41fba37..6fb98c4 100644
--- a/excelize.go
+++ b/excelize.go
@@ -19,7 +19,6 @@ import (
 	"io/ioutil"
 	"os"
 	"strconv"
-	"strings"
 )
 
 // File define a populated XLSX file struct.
@@ -215,49 +214,3 @@ func (f *File) UpdateLinkedValue() error {
 	}
 	return nil
 }
-
-// GetMergeCells provides a function to get all merged cells from a worksheet
-// currently.
-func (f *File) GetMergeCells(sheet string) ([]MergeCell, error) {
-	var mergeCells []MergeCell
-	xlsx, err := f.workSheetReader(sheet)
-	if err != nil {
-		return mergeCells, err
-	}
-	if xlsx.MergeCells != nil {
-		mergeCells = make([]MergeCell, 0, len(xlsx.MergeCells.Cells))
-
-		for i := range xlsx.MergeCells.Cells {
-			ref := xlsx.MergeCells.Cells[i].Ref
-			axis := strings.Split(ref, ":")[0]
-			val, _ := f.GetCellValue(sheet, axis)
-			mergeCells = append(mergeCells, []string{ref, val})
-		}
-	}
-
-	return mergeCells, err
-}
-
-// MergeCell define a merged cell data.
-// It consists of the following structure.
-// example: []string{"D4:E10", "cell value"}
-type MergeCell []string
-
-// GetCellValue returns merged cell value.
-func (m *MergeCell) GetCellValue() string {
-	return (*m)[1]
-}
-
-// GetStartAxis returns the merge start axis.
-// example: "C2"
-func (m *MergeCell) GetStartAxis() string {
-	axis := strings.Split((*m)[0], ":")
-	return axis[0]
-}
-
-// GetEndAxis returns the merge end axis.
-// example: "D4"
-func (m *MergeCell) GetEndAxis() string {
-	axis := strings.Split((*m)[0], ":")
-	return axis[1]
-}
diff --git a/excelize_test.go b/excelize_test.go
index 87fd806..c76aa92 100644
--- a/excelize_test.go
+++ b/excelize_test.go
@@ -407,52 +407,6 @@ func TestMergeCell(t *testing.T) {
 	assert.NoError(t, f.SaveAs(filepath.Join("test", "TestMergeCell.xlsx")))
 }
 
-func TestGetMergeCells(t *testing.T) {
-	wants := []struct {
-		value string
-		start string
-		end   string
-	}{{
-		value: "A1",
-		start: "A1",
-		end:   "B1",
-	}, {
-		value: "A2",
-		start: "A2",
-		end:   "A3",
-	}, {
-		value: "A4",
-		start: "A4",
-		end:   "B5",
-	}, {
-		value: "A7",
-		start: "A7",
-		end:   "C10",
-	}}
-
-	f, err := OpenFile(filepath.Join("test", "MergeCell.xlsx"))
-	if !assert.NoError(t, err) {
-		t.FailNow()
-	}
-	sheet1 := f.GetSheetName(1)
-
-	mergeCells, err := f.GetMergeCells(sheet1)
-	if !assert.Len(t, mergeCells, len(wants)) {
-		t.FailNow()
-	}
-	assert.NoError(t, err)
-
-	for i, m := range mergeCells {
-		assert.Equal(t, wants[i].value, m.GetCellValue())
-		assert.Equal(t, wants[i].start, m.GetStartAxis())
-		assert.Equal(t, wants[i].end, m.GetEndAxis())
-	}
-
-	// Test get merged cells on not exists worksheet.
-	_, err = f.GetMergeCells("SheetN")
-	assert.EqualError(t, err, "sheet SheetN is not exist")
-}
-
 func TestSetCellStyleAlignment(t *testing.T) {
 	f, err := prepareTestBook1()
 	if !assert.NoError(t, err) {
diff --git a/go.mod b/go.mod
index b96dbe2..9f36b59 100644
--- a/go.mod
+++ b/go.mod
@@ -1,7 +1,8 @@
-module github.com/360EntSecGroup-Skylar/excelize
+module github.com/360EntSecGroup-Skylar/excelize/v2
+
+go 1.12
 
 require (
-	github.com/davecgh/go-spew v1.1.1 // indirect
 	github.com/mohae/deepcopy v0.0.0-20170929034955-c48cc78d4826
 	github.com/stretchr/testify v1.3.0
 )
diff --git a/go.sum b/go.sum
index 106a417..890277c 100644
--- a/go.sum
+++ b/go.sum
@@ -1,6 +1,5 @@
+github.com/davecgh/go-spew v1.1.0 h1:ZDRjVQ15GmhC3fiQ8ni8+OwkZQO4DARzQgrnXU1Liz8=
 github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
-github.com/davecgh/go-spew v1.1.1 h1:vj9j/u1bqnvCEfJOwUhtlOARqs3+rkHYY13jYWTU97c=
-github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
 github.com/mohae/deepcopy v0.0.0-20170929034955-c48cc78d4826 h1:RWengNIwukTxcDr9M+97sNutRR1RKhG96O6jWumTTnw=
 github.com/mohae/deepcopy v0.0.0-20170929034955-c48cc78d4826/go.mod h1:TaXosZuwdSHYgviHp1DAtfrULt5eUgsSMsZf+YrPgl8=
 github.com/pmezard/go-difflib v1.0.0 h1:4DBwDE0NGyQoBHbLQYPwSUPoCMWR5BEzIk/f1lZbAQM=
diff --git a/picture.go b/picture.go
index 3cfcbf5..01c2ae2 100644
--- a/picture.go
+++ b/picture.go
@@ -51,7 +51,7 @@ func parseFormatPictureSet(formatSet string) (*formatPicture, error) {
 //        _ "image/jpeg"
 //        _ "image/png"
 //
-//        "github.com/360EntSecGroup-Skylar/excelize"
+//        "github.com/360EntSecGroup-Skylar/excelize/v2"
 //    )
 //
 //    func main() {
@@ -111,7 +111,7 @@ func (f *File) AddPicture(sheet, cell, picture, format string) error {
 //        _ "image/jpeg"
 //        "io/ioutil"
 //
-//        "github.com/360EntSecGroup-Skylar/excelize"
+//        "github.com/360EntSecGroup-Skylar/excelize/v2"
 //    )
 //
 //    func main() {
diff --git a/sheet_test.go b/sheet_test.go
index 7db982a..f0a1963 100644
--- a/sheet_test.go
+++ b/sheet_test.go
@@ -4,7 +4,7 @@ import (
 	"fmt"
 	"testing"
 
-	"github.com/360EntSecGroup-Skylar/excelize"
+	"github.com/360EntSecGroup-Skylar/excelize/v2"
 	"github.com/mohae/deepcopy"
 	"github.com/stretchr/testify/assert"
 )
diff --git a/sheetpr_test.go b/sheetpr_test.go
index 48d330e..97a314c 100644
--- a/sheetpr_test.go
+++ b/sheetpr_test.go
@@ -7,7 +7,7 @@ import (
 	"github.com/mohae/deepcopy"
 	"github.com/stretchr/testify/assert"
 
-	"github.com/360EntSecGroup-Skylar/excelize"
+	"github.com/360EntSecGroup-Skylar/excelize/v2"
 )
 
 var _ = []excelize.SheetPrOption{
@@ -29,10 +29,10 @@ var _ = []excelize.SheetPrOptionPtr{
 }
 
 func ExampleFile_SetSheetPrOptions() {
-	xl := excelize.NewFile()
+	f := excelize.NewFile()
 	const sheet = "Sheet1"
 
-	if err := xl.SetSheetPrOptions(sheet,
+	if err := f.SetSheetPrOptions(sheet,
 		excelize.CodeName("code"),
 		excelize.EnableFormatConditionsCalculation(false),
 		excelize.Published(false),
@@ -46,7 +46,7 @@ func ExampleFile_SetSheetPrOptions() {
 }
 
 func ExampleFile_GetSheetPrOptions() {
-	xl := excelize.NewFile()
+	f := excelize.NewFile()
 	const sheet = "Sheet1"
 
 	var (
@@ -58,7 +58,7 @@ func ExampleFile_GetSheetPrOptions() {
 		outlineSummaryBelow               excelize.OutlineSummaryBelow
 	)
 
-	if err := xl.GetSheetPrOptions(sheet,
+	if err := f.GetSheetPrOptions(sheet,
 		&codeName,
 		&enableFormatConditionsCalculation,
 		&published,
@@ -110,26 +110,26 @@ func TestSheetPrOptions(t *testing.T) {
 			val1 := deepcopy.Copy(def).(excelize.SheetPrOptionPtr)
 			val2 := deepcopy.Copy(def).(excelize.SheetPrOptionPtr)
 
-			xl := excelize.NewFile()
+			f := excelize.NewFile()
 			// Get the default value
-			assert.NoError(t, xl.GetSheetPrOptions(sheet, def), opt)
+			assert.NoError(t, f.GetSheetPrOptions(sheet, def), opt)
 			// Get again and check
-			assert.NoError(t, xl.GetSheetPrOptions(sheet, val1), opt)
+			assert.NoError(t, f.GetSheetPrOptions(sheet, val1), opt)
 			if !assert.Equal(t, val1, def, opt) {
 				t.FailNow()
 			}
 			// Set the same value
-			assert.NoError(t, xl.SetSheetPrOptions(sheet, val1), opt)
+			assert.NoError(t, f.SetSheetPrOptions(sheet, val1), opt)
 			// Get again and check
-			assert.NoError(t, xl.GetSheetPrOptions(sheet, val1), opt)
+			assert.NoError(t, f.GetSheetPrOptions(sheet, val1), opt)
 			if !assert.Equal(t, val1, def, "%T: value should not have changed", opt) {
 				t.FailNow()
 			}
 			// Set a different value
-			assert.NoError(t, xl.SetSheetPrOptions(sheet, test.nonDefault), opt)
-			assert.NoError(t, xl.GetSheetPrOptions(sheet, val1), opt)
+			assert.NoError(t, f.SetSheetPrOptions(sheet, test.nonDefault), opt)
+			assert.NoError(t, f.GetSheetPrOptions(sheet, val1), opt)
 			// Get again and compare
-			assert.NoError(t, xl.GetSheetPrOptions(sheet, val2), opt)
+			assert.NoError(t, f.GetSheetPrOptions(sheet, val2), opt)
 			if !assert.Equal(t, val1, val2, "%T: value should not have changed", opt) {
 				t.FailNow()
 			}
@@ -138,8 +138,8 @@ func TestSheetPrOptions(t *testing.T) {
 				t.FailNow()
 			}
 			// Restore the default value
-			assert.NoError(t, xl.SetSheetPrOptions(sheet, def), opt)
-			assert.NoError(t, xl.GetSheetPrOptions(sheet, val1), opt)
+			assert.NoError(t, f.SetSheetPrOptions(sheet, def), opt)
+			assert.NoError(t, f.GetSheetPrOptions(sheet, val1), opt)
 			if !assert.Equal(t, def, val1) {
 				t.FailNow()
 			}
diff --git a/sheetview_test.go b/sheetview_test.go
index b565a12..2e697b8 100644
--- a/sheetview_test.go
+++ b/sheetview_test.go
@@ -6,7 +6,7 @@ import (
 
 	"github.com/stretchr/testify/assert"
 
-	"github.com/360EntSecGroup-Skylar/excelize"
+	"github.com/360EntSecGroup-Skylar/excelize/v2"
 )
 
 var _ = []excelize.SheetViewOption{
@@ -35,10 +35,10 @@ var _ = []excelize.SheetViewOptionPtr{
 }
 
 func ExampleFile_SetSheetViewOptions() {
-	xl := excelize.NewFile()
+	f := excelize.NewFile()
 	const sheet = "Sheet1"
 
-	if err := xl.SetSheetViewOptions(sheet, 0,
+	if err := f.SetSheetViewOptions(sheet, 0,
 		excelize.DefaultGridColor(false),
 		excelize.RightToLeft(false),
 		excelize.ShowFormulas(true),
@@ -54,22 +54,22 @@ func ExampleFile_SetSheetViewOptions() {
 	fmt.Println("Default:")
 	fmt.Println("- zoomScale: 80")
 
-	if err := xl.SetSheetViewOptions(sheet, 0, excelize.ZoomScale(500)); err != nil {
+	if err := f.SetSheetViewOptions(sheet, 0, excelize.ZoomScale(500)); err != nil {
 		panic(err)
 	}
 
-	if err := xl.GetSheetViewOptions(sheet, 0, &zoomScale); err != nil {
+	if err := f.GetSheetViewOptions(sheet, 0, &zoomScale); err != nil {
 		panic(err)
 	}
 
 	fmt.Println("Used out of range value:")
 	fmt.Println("- zoomScale:", zoomScale)
 
-	if err := xl.SetSheetViewOptions(sheet, 0, excelize.ZoomScale(123)); err != nil {
+	if err := f.SetSheetViewOptions(sheet, 0, excelize.ZoomScale(123)); err != nil {
 		panic(err)
 	}
 
-	if err := xl.GetSheetViewOptions(sheet, 0, &zoomScale); err != nil {
+	if err := f.GetSheetViewOptions(sheet, 0, &zoomScale); err != nil {
 		panic(err)
 	}
 
@@ -87,7 +87,7 @@ func ExampleFile_SetSheetViewOptions() {
 }
 
 func ExampleFile_GetSheetViewOptions() {
-	xl := excelize.NewFile()
+	f := excelize.NewFile()
 	const sheet = "Sheet1"
 
 	var (
@@ -100,7 +100,7 @@ func ExampleFile_GetSheetViewOptions() {
 		topLeftCell       excelize.TopLeftCell
 	)
 
-	if err := xl.GetSheetViewOptions(sheet, 0,
+	if err := f.GetSheetViewOptions(sheet, 0,
 		&defaultGridColor,
 		&rightToLeft,
 		&showFormulas,
@@ -121,19 +121,19 @@ func ExampleFile_GetSheetViewOptions() {
 	fmt.Println("- zoomScale:", zoomScale)
 	fmt.Println("- topLeftCell:", `"`+topLeftCell+`"`)
 
-	if err := xl.SetSheetViewOptions(sheet, 0, excelize.TopLeftCell("B2")); err != nil {
+	if err := f.SetSheetViewOptions(sheet, 0, excelize.TopLeftCell("B2")); err != nil {
 		panic(err)
 	}
 
-	if err := xl.GetSheetViewOptions(sheet, 0, &topLeftCell); err != nil {
+	if err := f.GetSheetViewOptions(sheet, 0, &topLeftCell); err != nil {
 		panic(err)
 	}
 
-	if err := xl.SetSheetViewOptions(sheet, 0, excelize.ShowGridLines(false)); err != nil {
+	if err := f.SetSheetViewOptions(sheet, 0, excelize.ShowGridLines(false)); err != nil {
 		panic(err)
 	}
 
-	if err := xl.GetSheetViewOptions(sheet, 0, &showGridLines); err != nil {
+	if err := f.GetSheetViewOptions(sheet, 0, &showGridLines); err != nil {
 		panic(err)
 	}
 
@@ -156,15 +156,15 @@ func ExampleFile_GetSheetViewOptions() {
 }
 
 func TestSheetViewOptionsErrors(t *testing.T) {
-	xl := excelize.NewFile()
+	f := excelize.NewFile()
 	const sheet = "Sheet1"
 
-	assert.NoError(t, xl.GetSheetViewOptions(sheet, 0))
-	assert.NoError(t, xl.GetSheetViewOptions(sheet, -1))
-	assert.Error(t, xl.GetSheetViewOptions(sheet, 1))
-	assert.Error(t, xl.GetSheetViewOptions(sheet, -2))
-	assert.NoError(t, xl.SetSheetViewOptions(sheet, 0))
-	assert.NoError(t, xl.SetSheetViewOptions(sheet, -1))
-	assert.Error(t, xl.SetSheetViewOptions(sheet, 1))
-	assert.Error(t, xl.SetSheetViewOptions(sheet, -2))
+	assert.NoError(t, f.GetSheetViewOptions(sheet, 0))
+	assert.NoError(t, f.GetSheetViewOptions(sheet, -1))
+	assert.Error(t, f.GetSheetViewOptions(sheet, 1))
+	assert.Error(t, f.GetSheetViewOptions(sheet, -2))
+	assert.NoError(t, f.SetSheetViewOptions(sheet, 0))
+	assert.NoError(t, f.SetSheetViewOptions(sheet, -1))
+	assert.Error(t, f.SetSheetViewOptions(sheet, 1))
+	assert.Error(t, f.SetSheetViewOptions(sheet, -2))
 }