diff --git a/OWNERS b/OWNERS
new file mode 100644
index 000000000..f453acb0e
--- /dev/null
+++ b/OWNERS
@@ -0,0 +1,3 @@
+approvers:
+- kevin-wangzefeng
+- RainbowMango
diff --git a/charts/OWNERS b/charts/OWNERS
new file mode 100644
index 000000000..0ba6b4baf
--- /dev/null
+++ b/charts/OWNERS
@@ -0,0 +1,5 @@
+reviewers:
+- algebra2k
+- jrkeen
+approvers:
+- algebra2k
diff --git a/pkg/controllers/OWNERS b/pkg/controllers/OWNERS
index 9feee4565..825972d89 100644
--- a/pkg/controllers/OWNERS
+++ b/pkg/controllers/OWNERS
@@ -1,3 +1,5 @@
 reviewers:
 - Garrybest
 - mrlihanbo
+- pigletfly
+- XiShanYongYe-Chang
diff --git a/pkg/estimator/OWNERS b/pkg/estimator/OWNERS
new file mode 100644
index 000000000..acbb717df
--- /dev/null
+++ b/pkg/estimator/OWNERS
@@ -0,0 +1,4 @@
+reviewers:
+- Garrybest
+approvers:
+- Garrybest
diff --git a/pkg/scheduler/OWNERS b/pkg/scheduler/OWNERS
index 9feee4565..11dd87844 100644
--- a/pkg/scheduler/OWNERS
+++ b/pkg/scheduler/OWNERS
@@ -1,3 +1,5 @@
 reviewers:
 - Garrybest
 - mrlihanbo
+- qianjun1993
+- XiShanYongYe-Chang
diff --git a/test/OWNERS b/test/OWNERS
index 7ea52fb03..cbcd63f5f 100644
--- a/test/OWNERS
+++ b/test/OWNERS
@@ -1,2 +1,4 @@
 reviewers:
 - XiShanYongYe-Chang
+approvers:
+- XiShanYongYe-Chang