diff --git a/CODEOWNERS b/CODEOWNERS
new file mode 100644
index 0000000000..53707e7d0e
--- /dev/null
+++ b/CODEOWNERS
@@ -0,0 +1,10 @@
+# Each line is a component followed by one or more owners. 
+
+* @JinHai-CN
+/core   @JinHai-CN @XuPeng-SH
+/ci     @ZhifengZhang-CN
+/docker @ZhifengZhang-CN
+/docs   @jielinxu @yamasite
+/sdk    @fishpenguin
+/shards @XuPeng-SH
+/tests  @del-zhenwu
\ No newline at end of file
diff --git a/README.md b/README.md
index 254a582036..9a4741d8b0 100644
--- a/README.md
+++ b/README.md
@@ -8,6 +8,7 @@
 ![Release_date](https://img.shields.io/badge/release%20date-December-yellowgreen)
 [![codecov](https://codecov.io/gh/milvus-io/milvus/branch/master/graph/badge.svg)](https://codecov.io/gh/milvus-io/milvus)
 [![All Contributors](https://img.shields.io/badge/all_contributors-6-orange.svg?style=flat-square)](#contributors-)
+[![CII Best Practices](https://bestpractices.coreinfrastructure.org/projects/3563/badge)](https://bestpractices.coreinfrastructure.org/projects/3563)
 
 [中文版](README_CN.md) | [日本語版](README_JP.md)