diff --git a/fesod-examples/fesod-sheet-examples/src/main/java/org/apache/fesod/sheet/examples/read/BasicReadExample.java b/fesod-examples/fesod-sheet-examples/src/main/java/org/apache/fesod/sheet/examples/read/BasicReadExample.java
index 940488473..20c72071b 100644
--- a/fesod-examples/fesod-sheet-examples/src/main/java/org/apache/fesod/sheet/examples/read/BasicReadExample.java
+++ b/fesod-examples/fesod-sheet-examples/src/main/java/org/apache/fesod/sheet/examples/read/BasicReadExample.java
@@ -17,6 +17,12 @@
  * under the License.
  */
 
+/*
+ * This file is part of the Apache Fesod (Incubating) project, which was derived from Alibaba EasyExcel.
+ *
+ * Copyright (C) 2018-2024 Alibaba Group Holding Ltd.
+ */
+
 package org.apache.fesod.sheet.examples.read;
 
 import lombok.extern.slf4j.Slf4j;
diff --git a/fesod-examples/fesod-sheet-examples/src/main/java/org/apache/fesod/sheet/examples/read/ConverterReadExample.java b/fesod-examples/fesod-sheet-examples/src/main/java/org/apache/fesod/sheet/examples/read/ConverterReadExample.java
index 6406ffae1..4a7114c3a 100644
--- a/fesod-examples/fesod-sheet-examples/src/main/java/org/apache/fesod/sheet/examples/read/ConverterReadExample.java
+++ b/fesod-examples/fesod-sheet-examples/src/main/java/org/apache/fesod/sheet/examples/read/ConverterReadExample.java
@@ -17,6 +17,12 @@
  * under the License.
  */
 
+/*
+ * This file is part of the Apache Fesod (Incubating) project, which was derived from Alibaba EasyExcel.
+ *
+ * Copyright (C) 2018-2024 Alibaba Group Holding Ltd.
+ */
+
 package org.apache.fesod.sheet.examples.read;
 
 import com.alibaba.fastjson2.JSON;
diff --git a/fesod-examples/fesod-sheet-examples/src/main/java/org/apache/fesod/sheet/examples/read/IndexOrNameReadExample.java b/fesod-examples/fesod-sheet-examples/src/main/java/org/apache/fesod/sheet/examples/read/IndexOrNameReadExample.java
index 19c3ec128..c387c69ae 100644
--- a/fesod-examples/fesod-sheet-examples/src/main/java/org/apache/fesod/sheet/examples/read/IndexOrNameReadExample.java
+++ b/fesod-examples/fesod-sheet-examples/src/main/java/org/apache/fesod/sheet/examples/read/IndexOrNameReadExample.java
@@ -17,6 +17,12 @@
  * under the License.
  */
 
+/*
+ * This file is part of the Apache Fesod (Incubating) project, which was derived from Alibaba EasyExcel.
+ *
+ * Copyright (C) 2018-2024 Alibaba Group Holding Ltd.
+ */
+
 package org.apache.fesod.sheet.examples.read;
 
 import com.alibaba.fastjson2.JSON;
diff --git a/fesod-examples/fesod-sheet-examples/src/main/java/org/apache/fesod/sheet/examples/write/BasicWriteExample.java b/fesod-examples/fesod-sheet-examples/src/main/java/org/apache/fesod/sheet/examples/write/BasicWriteExample.java
index 1f068a88b..8c17e15a5 100644
--- a/fesod-examples/fesod-sheet-examples/src/main/java/org/apache/fesod/sheet/examples/write/BasicWriteExample.java
+++ b/fesod-examples/fesod-sheet-examples/src/main/java/org/apache/fesod/sheet/examples/write/BasicWriteExample.java
@@ -17,6 +17,12 @@
  * under the License.
  */
 
+/*
+ * This file is part of the Apache Fesod (Incubating) project, which was derived from Alibaba EasyExcel.
+ *
+ * Copyright (C) 2018-2024 Alibaba Group Holding Ltd.
+ */
+
 package org.apache.fesod.sheet.examples.write;
 
 import java.util.ArrayList;
diff --git a/fesod-examples/fesod-sheet-examples/src/main/java/org/apache/fesod/sheet/examples/write/StyleWriteExample.java b/fesod-examples/fesod-sheet-examples/src/main/java/org/apache/fesod/sheet/examples/write/StyleWriteExample.java
index 6b36c2703..cd4113687 100644
--- a/fesod-examples/fesod-sheet-examples/src/main/java/org/apache/fesod/sheet/examples/write/StyleWriteExample.java
+++ b/fesod-examples/fesod-sheet-examples/src/main/java/org/apache/fesod/sheet/examples/write/StyleWriteExample.java
@@ -17,6 +17,12 @@
  * under the License.
  */
 
+/*
+ * This file is part of the Apache Fesod (Incubating) project, which was derived from Alibaba EasyExcel.
+ *
+ * Copyright (C) 2018-2024 Alibaba Group Holding Ltd.
+ */
+
 package org.apache.fesod.sheet.examples.write;
 
 import java.util.ArrayList;