diff --git a/CHANGELOG.md b/CHANGELOG.md
new file mode 100644
index 0000000..f75f031
--- /dev/null
+++ b/CHANGELOG.md
@@ -0,0 +1,29 @@
+## [0.0.3](https://github.com/xiaoluoboding/vscode-folder-size/compare/v0.0.2...v0.0.3) (2020-09-10)
+
+
+### Features
+
+* hide status bar when fire closeFileEvent ([a705b56](https://github.com/xiaoluoboding/vscode-folder-size/commit/a705b56975c5eb7f806f414d41750105782aaed8))
+
+
+
+## [0.0.2](https://github.com/xiaoluoboding/vscode-folder-size/compare/v0.0.1...v0.0.2) (2020-09-09)
+
+
+
+## [0.0.1](https://github.com/xiaoluoboding/vscode-folder-size/compare/8b44bcfda2c8525a249a01f56007a34149b57036...v0.0.1) (2020-09-06)
+
+
+### Features
+
+* add countup recursive directory file size ([25b1cba](https://github.com/xiaoluoboding/vscode-folder-size/commit/25b1cbacb70da2e6d8498c91efee93867ab6912d))
+* add preview image ([4fd4366](https://github.com/xiaoluoboding/vscode-folder-size/commit/4fd4366ae89c2abb3f822a71fe250775b9b20945))
+* add the logo ([3252edd](https://github.com/xiaoluoboding/vscode-folder-size/commit/3252eddf0b73ac1481232816b04633b0cc5d0b00))
+* change the counting folder size event ([0a18ab6](https://github.com/xiaoluoboding/vscode-folder-size/commit/0a18ab615f46e18cb3941a3a7fad03e2a2706f8d))
+* countup files in dir size ([06df266](https://github.com/xiaoluoboding/vscode-folder-size/commit/06df2664d95c260f45bdee5fc3a30ec8a9be1ba7))
+* finish countup file size feature ([8b44bcf](https://github.com/xiaoluoboding/vscode-folder-size/commit/8b44bcfda2c8525a249a01f56007a34149b57036))
+* use command show information ([7fe7fa5](https://github.com/xiaoluoboding/vscode-folder-size/commit/7fe7fa5ffa9e0da487084d23ba7709cca31bc767))
+* use map cache readed directory ([7dd4c2d](https://github.com/xiaoluoboding/vscode-folder-size/commit/7dd4c2d1300c8f130cfe2b989735087ef4ed3ddd))
+
+
+
diff --git a/README.md b/README.md
index b7af2a8..11320ab 100644
--- a/README.md
+++ b/README.md
@@ -9,10 +9,18 @@
 
 ## Usage
 
-Select the code file(TextDocument), Extension will counting [file | folder] size.
+### Counting [File | Folder] Size 
+
+Select / Save the code file(TextDocument), Extension will counting [file | folder] size.
 
 ![preview](./images/preview.gif)
 
+### Counting Number of Files in Folder
+
+Click The [File | Folder] Status Bar, Extension will show you the number of files in the folder.
+
+![files-number](./images/files-number.png)
+
 ## Configuration
 
 The Folders Not Counting, default is: `"node_modules|.git"`
@@ -23,6 +31,10 @@ The Folders Not Counting, default is: `"node_modules|.git"`
 }
 ```
 
+## Changelog
+
+[CHANGELOG](./CHANGELOG.md)
+
 ## License
 
 MIT [@xiaoluoboding](https://github.com/xiaoluoboding)
diff --git a/images/files-number.png b/images/files-number.png
new file mode 100644
index 0000000..c4d3ee7
Binary files /dev/null and b/images/files-number.png differ
diff --git a/package.json b/package.json
index c102e54..5a02b88 100644
--- a/package.json
+++ b/package.json
@@ -2,7 +2,7 @@
 	"name": "vscode-folder-size",
 	"displayName": "Folder Size",
 	"description": "Shows the current file | folder size in the status bar",
-	"version": "0.0.2",
+	"version": "0.0.3",
 	"publisher": "xiaoluoboding",
 	"icon": "images/logo.png",
 	"repository": {
@@ -40,7 +40,8 @@
 		"compile": "tsc -p ./",
 		"lint": "eslint . --ext .ts,.tsx",
 		"watch": "tsc -watch -p ./",
-		"package": "vsce package"
+		"package": "vsce package",
+		"changelog": "conventional-changelog -p angular -i CHANGELOG.md -s -r 0"
 	},
 	"devDependencies": {
 		"@types/node": "^14.6.3",