diff --git a/spring-cloud-starter-tencent-metadata-transfer/src/main/java/com/tencent/cloud/metadata/util/DefaultTransferMedataUtils.java b/spring-cloud-starter-tencent-metadata-transfer/src/main/java/com/tencent/cloud/metadata/util/DefaultTransferMedataUtils.java
index a326ab161..87d81480a 100644
--- a/spring-cloud-starter-tencent-metadata-transfer/src/main/java/com/tencent/cloud/metadata/util/DefaultTransferMedataUtils.java
+++ b/spring-cloud-starter-tencent-metadata-transfer/src/main/java/com/tencent/cloud/metadata/util/DefaultTransferMedataUtils.java
@@ -1,3 +1,20 @@
+/*
+ * Tencent is pleased to support the open source community by making Spring Cloud Tencent available.
+ *
+ * Copyright (C) 2019 THL A29 Limited, a Tencent company. All rights reserved.
+ *
+ * Licensed under the BSD 3-Clause License (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * https://opensource.org/licenses/BSD-3-Clause
+ *
+ * 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.
+ */
+
 package com.tencent.cloud.metadata.util;
 
 import java.util.HashMap;
@@ -9,6 +26,11 @@ import static com.tencent.cloud.common.constant.MetadataConstant.DefaultMetadata
 import static com.tencent.cloud.common.metadata.MetadataContext.LOCAL_NAMESPACE;
 import static com.tencent.cloud.common.metadata.MetadataContext.LOCAL_SERVICE;
 
+/**
+ * DefaultTransferMedataUtils.
+ *
+ * @author seanyu 2023-02-27
+ */
 public final class DefaultTransferMedataUtils {
 
 	private DefaultTransferMedataUtils() {