diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index c9a459431c..048183463c 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -71,6 +71,28 @@ jobs:
       - name: Upload coverage report to codecov.io
         run: bash <(curl -s https://codecov.io/bash) || echo 'Failed to upload coverage report!'
 
+  checkstyle:
+    name: Checkstyle
+
+    runs-on: ubuntu-latest
+
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v2
+
+      - name: Download checkstyle exectable
+        run: wget -O - -q https://github.com/checkstyle/checkstyle/releases/download/checkstyle-8.44/checkstyle-8.44-all.jar > ./checkstyle.jar
+
+      - name: Download reviewdog exectable
+        run: wget -O - -q https://raw.githubusercontent.com/reviewdog/reviewdog/master/install.sh | sh -s -- -b . v0.12.0
+
+      - name: Check code style
+        env:
+          REVIEWDOG_GITHUB_API_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+        run: |
+          java -jar ./checkstyle.jar -c ./style/checkStyle.xml -f xml ./eventmesh-* \
+               | ./reviewdog -f=checkstyle -reporter=github-pr-check -filter-mode=nofilter -fail-on-error
+
   license-check:
     name: License Check
 
diff --git a/style/checkStyle.xml b/style/checkStyle.xml
new file mode 100644
index 0000000000..fe85f611c0
--- /dev/null
+++ b/style/checkStyle.xml
@@ -0,0 +1,47 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!--
+  ~ Licensed to the Apache Software Foundation (ASF) under one or more
+  ~ contributor license agreements.  See the NOTICE file distributed with
+  ~ this work for additional information regarding copyright ownership.
+  ~ The ASF licenses this file to You under the Apache License, Version 2.0
+  ~ (the "License"); you may not use this file except in compliance with
+  ~ the License.  You may obtain a copy of the License at
+  ~
+  ~     http://www.apache.org/licenses/LICENSE-2.0
+  ~
+  ~ Unless required by applicable law or agreed to in writing, software
+  ~ distributed under the License is distributed on an "AS IS" BASIS,
+  ~ WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+  ~ See the License for the specific language governing permissions and
+  ~ limitations under the License.
+  ~
+  -->
+
+<!DOCTYPE module PUBLIC
+  "-//Puppy Crawl//DTD Check Configuration 1.3//EN"
+  "http://checkstyle.org/dtds/configuration_1_3.dtd">
+<module name="Checker">
+  <module name="RegexpSingleline">
+    <property name="format" value="System\.out\.println"/>
+    <property name="message" value="Prohibit invoking System.out.println in source code !"/>
+  </module>
+
+  <module name="RegexpSingleline">
+    <property name="format" value="^\s*\*\s*@author"/>
+    <property name="minimum" value="0"/>
+    <property name="maximum" value="0"/>
+    <property name="message" value="ASF project doesn't allow @author copyright."/>
+  </module>
+
+  <module name="RegexpSingleline">
+    <property name="format"
+              value=".*[\u3400-\u4DB5\u4E00-\u9FA5\u9FA6-\u9FBB\uF900-\uFA2D\uFA30-\uFA6A\uFA70-\uFAD9\uFF00-\uFFEF\u2E80-\u2EFF\u3000-\u303F\u31C0-\u31EF]+.*"/>
+    <property name="message" value="Chinese characters are not allowed!"/>
+  </module>
+
+  <module name="TreeWalker">
+    <module name="PackageName">
+      <property name="format" value="^(org)\.apache(\.[a-zA-Z][a-zA-Z0-9]*)+$"/>
+    </module>
+  </module>
+</module>
diff --git a/style/copyright/Apache.xml b/style/copyright/Apache.xml
deleted file mode 100644
index 8b112eea16..0000000000
--- a/style/copyright/Apache.xml
+++ /dev/null
@@ -1,24 +0,0 @@
-<!--
-  ~ Licensed to the Apache Software Foundation (ASF) under one or more
-  ~ contributor license agreements.  See the NOTICE file distributed with
-  ~ this work for additional information regarding copyright ownership.
-  ~ The ASF licenses this file to You under the Apache License, Version 2.0
-  ~ (the "License"); you may not use this file except in compliance with
-  ~ the License.  You may obtain a copy of the License at
-  ~
-  ~     http://www.apache.org/licenses/LICENSE-2.0
-  ~
-  ~ Unless required by applicable law or agreed to in writing, software
-  ~ distributed under the License is distributed on an "AS IS" BASIS,
-  ~ WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-  ~ See the License for the specific language governing permissions and
-  ~ limitations under the License.
-  -->
-
-<component name="CopyrightManager">
-    <copyright>
-        <option name="myName" value="Apache"/>
-        <option name="notice"
-                value="Licensed to the Apache Software Foundation (ASF) under one or more&#10;contributor license agreements.  See the NOTICE file distributed with&#10;this work for additional information regarding copyright ownership.&#10;The ASF licenses this file to You under the Apache License, Version 2.0&#10;(the &quot;License&quot;); you may not use this file except in compliance with&#10;the License.  You may obtain a copy of the License at&#10;&#10;    http://www.apache.org/licenses/LICENSE-2.0&#10;&#10;Unless required by applicable law or agreed to in writing, software&#10;distributed under the License is distributed on an &quot;AS IS&quot; BASIS,&#10;WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.&#10;See the License for the specific language governing permissions and&#10;limitations under the License."/>
-    </copyright>
-</component>
\ No newline at end of file