diff --git a/OAT.xml b/OAT.xml
new file mode 100755
index 0000000..6b3a2e0
--- /dev/null
+++ b/OAT.xml
@@ -0,0 +1,87 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!-- Copyright (c) 2021 Huawei Device Co., Ltd.
+
+     Licensed 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.
+
+    This is the configuration file template for OpenHarmony OSS Audit Tool, please copy it to your project root dir and modify it refer to OpenHarmony/tools_oat/README.
+    All configurations in this file will be merged to OAT-Default.xml, if you have any questions or concerns, please create issue in OpenHarmony/tools_oat and @jalenchen or chenyaxun.
+
+    licensefile:
+    1.If the project don't have "LICENSE" in root dir, please define all the license files in this project in , OAT will check license files according to this rule.
+
+    policylist:
+    1. policy: If the OAT-Default.xml policies do not meet your requirements, please add policies here.
+    2. policyitem: The fields type, name, path, desc is required, and the fields rule, group, filefilter is optional,the default value is:
+    <policyitem type="" name="" path="" desc="" rule="may" group="defaultGroup" filefilter="defaultPolicyFilter"/>
+    3. policyitem type:
+        "compatibility" is used to check license compatibility in the specified path;
+        "license" is used to check source license header in the specified path;
+        "copyright" is used to check source copyright header in the specified path;
+        "import" is used to check source dependency in the specified path, such as import ... ,include ...
+        "filetype" is used to check file type in the specified path, supported file types: archive, binary
+        "filename" is used to check whether the specified file exists in the specified path(projectroot means the root dir of the project), supported file names: LICENSE, README, README.OpenSource
+    4. policyitem name: This field is used for define the license, copyright, "*" means match all, the "!" prefix means could not match this value. For example, "!GPL" means can not use GPL license.
+    5. policyitem path: This field is used for define the source file scope to apply this policyitem, the "!" prefix means exclude the files. For example, "!.*/lib/.*" means files in lib dir will be exclude while process this policyitem.
+    6. policyitem rule and group: These two fields are used together to merge policy results. "may" policyitems in the same group means any one in this group passed, the result will be passed.
+    7. policyitem filefilter: Used to bind filefilter which define filter rules.
+    7. policyitem desc: Used to describe the reason of this policy item, committers will check this while merging the code.
+    8. filefilter: Filter rules, the type filename is used to filter file name, the type filepath is used to filter file path.
+
+    Note:If the text contains special characters, please escape them according to the following rules:
+    " == &quot;
+    & == &amp;
+    ' == &apos;
+    < == &lt;
+    > == &gt;
+-->
+
+<configuration>
+    <oatconfig>
+        <licensefile>COPYRIGHT</licensefile>
+        <policylist>
+            <policy name="projectPolicy" desc="">
+                <!--policyitem type="compatibility" name="GPL-2.0+" path=".*" desc="Process that runs independently, invoked by the X process."/-->
+                <!--policyitem type="license" name="LGPL" path=".*" desc="Dynamically linked by module X"/-->
+                <!--policyitem type="copyright" name="xxx" path=".*" rule="may" group="defaultGroup" filefilter="copyrightPolicyFilter" desc="Developed by X Company"/-->
+            </policy>
+        </policylist>
+
+        <filefilterlist>
+            <filefilter name="defaultFilter" desc="Files not to check">
+                <filteritem type="filename" name="*.iml|*.json|*.txt" desc="desc files"/>
+                <filteritem type="filepath" name="target/.*" desc="Compile output files"/>
+                <filteritem type="filepath" name="out/.*" desc="Compile output files"/>
+                <filteritem type="filepath" name="log/.*" desc="log files"/>
+                <filteritem type="filepath" name=".idea/.*" desc="IDE temp files"/>
+            </filefilter>
+            <filefilter name="defaultPolicyFilter" desc="Filters for compatibility，license header policies">
+                <filteritem type="filepath" name="porting/liteos_a/kernel/src/math/.*" desc="No License specified while permission to use, copy, modify, and distribute are granted"/>
+                <filteritem type="filepath" name="porting/liteos_m/kernel/src/math/.*" desc="No License specified while permission to use, copy, modify, and distribute are granted"/>
+                <filteritem type="filepath" name="src/complex/.*" desc="No License specified while permission to use, copy, modify, and distribute are granted"/>
+		<filteritem type="filepath" name="src/crypt/crypt_blowfish.c" desc="No License specified while permission to use, copy, modify, and distribute are granted"/>
+                <filteritem type="filepath" name="src/math/.*" desc="No License specified while permission to use, copy, modify, and distribute are granted"/>
+		<filteritem type="filepath" name="src/string/arm/memcpy_le.S" desc="No License specified while requirements for receving permission to use, copy, modify, and distribute are satisfied"/>
+            </filefilter>
+            <filefilter name="copyrightPolicyFilter" desc="Filters for copyright header policies">
+            </filefilter>
+            <filefilter name="licenseFileNamePolicyFilter" desc="Filters for LICENSE file policies">
+            </filefilter>
+            <filefilter name="readmeFileNamePolicyFilter" desc="Filters for README file policies">
+            </filefilter>
+            <filefilter name="readmeOpenSourcefileNamePolicyFilter" desc="Filters for README.OpenSource file policies">
+            </filefilter>
+            <filefilter name="binaryFileTypePolicyFilter" desc="Filters for binary file policies">
+            </filefilter>
+        </filefilterlist>
+    </oatconfig>
+</configuration>