diff --git a/README.md b/README.md
index 5cec07e..aa9dc9d 100644
--- a/README.md
+++ b/README.md
@@ -166,15 +166,6 @@ func main() {
 
 Contributions are welcome! Open a pull request to fix a bug, or open an issue to discuss a new feature or change. XML is compliant with [part 1 of the 5th edition of the ECMA-376 Standard for Office Open XML](http://www.ecma-international.org/publications/standards/Ecma-376.htm).
 
-
-## Who is using Excelize
-
-![](./test/images/360.png)
-
-[Add our company](mailto:xuri.me@gmail.com?Subject=Please add our company in Excelize README page&Body=Hello, this is <your name> from <your company name>.
-We are using Excelize and will be proud to add our company name to Excelize README page.
-Please see attachment for our logo. <Be sure to include logo in attachment>)
-
 ## Credits
 
 Some struct of XML originally by [tealeg/xlsx](https://github.com/tealeg/xlsx).
diff --git a/chart.go b/chart.go
index 4d0f763..1f68505 100644
--- a/chart.go
+++ b/chart.go
@@ -170,8 +170,8 @@ func parseFormatChartSet(formatSet string) *formatChart {
 //     bar                 | bar chart
 //     barStacked          | stacked bar chart
 //     bar3D               | 3D bar chart
-//     bar3DColumn         | 3D column bar chart
-//     bar3DPercentStacked | 3D 100% stacked bar chart
+//	   bar3DColumn 		   | 3D column bar chart
+// 	   bar3DPercentStacked | 3D 100% stacked bar chart
 //     doughnut            | doughnut chart
 //     line                | line chart
 //     pie                 | pie chart
diff --git a/test/images/360.png b/test/images/360.png
deleted file mode 100644
index 7b3f57a..0000000
Binary files a/test/images/360.png and /dev/null differ