diff --git a/entry/src/main/java/com/example/hm_shadowlayout_master/MainAbility.java b/entry/src/main/java/com/example/hm_shadowlayout_master/MainAbility.java
index 83c05532b8983c1bc11bf2b400b7434079bc18f0..26267d40cb83ccace22f185357a110b3318d32ae 100644
--- a/entry/src/main/java/com/example/hm_shadowlayout_master/MainAbility.java
+++ b/entry/src/main/java/com/example/hm_shadowlayout_master/MainAbility.java
@@ -1,19 +1,3 @@
-/*
- * Copyright (C) 2021 The Chinese Software International 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 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.
- *
- */
-
 package com.example.hm_shadowlayout_master;
 
 import com.example.hm_shadowlayout_master.slice.MainAbilitySlice;
diff --git a/entry/src/main/java/com/example/hm_shadowlayout_master/MyApplication.java b/entry/src/main/java/com/example/hm_shadowlayout_master/MyApplication.java
index 3cb8dcb46a2d9ea14b616deb70254c5adfdb89aa..81b616680735076baa86a70284f8b6e2332faf4f 100644
--- a/entry/src/main/java/com/example/hm_shadowlayout_master/MyApplication.java
+++ b/entry/src/main/java/com/example/hm_shadowlayout_master/MyApplication.java
@@ -1,19 +1,3 @@
-/*
- * Copyright (C) 2021 The Chinese Software International 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 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.
- *
- */
-
 package com.example.hm_shadowlayout_master;
 
 import ohos.aafwk.ability.AbilityPackage;
diff --git a/entry/src/main/java/com/example/hm_shadowlayout_master/provider/SampleItemProvider.java b/entry/src/main/java/com/example/hm_shadowlayout_master/provider/SampleItemProvider.java
index 2727830d621bdc390b8007a0de82ba10926429bb..0d5413798f551436c57895a59495c587553c0f86 100644
--- a/entry/src/main/java/com/example/hm_shadowlayout_master/provider/SampleItemProvider.java
+++ b/entry/src/main/java/com/example/hm_shadowlayout_master/provider/SampleItemProvider.java
@@ -1,19 +1,3 @@
-/*
- * Copyright (C) 2021 The Chinese Software International 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 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.
- *
- */
-
 package com.example.hm_shadowlayout_master.provider;
 
 import com.example.hm_shadowlayout_master.ResourceTable;
diff --git a/entry/src/main/java/com/example/hm_shadowlayout_master/slice/DynamicChangeAbilitySlice.java b/entry/src/main/java/com/example/hm_shadowlayout_master/slice/DynamicChangeAbilitySlice.java
index 56af2d706be43170a38cc8212f1a5e611245bd69..d984361274a35597f1d2acee79adb1798aaebfdf 100644
--- a/entry/src/main/java/com/example/hm_shadowlayout_master/slice/DynamicChangeAbilitySlice.java
+++ b/entry/src/main/java/com/example/hm_shadowlayout_master/slice/DynamicChangeAbilitySlice.java
@@ -1,19 +1,3 @@
-/*
- * Copyright (C) 2021 The Chinese Software International 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 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.
- *
- */
-
 package com.example.hm_shadowlayout_master.slice;
 
 import com.example.hm_shadowlayout_master.ResourceTable;
diff --git a/entry/src/main/java/com/example/hm_shadowlayout_master/slice/ListAbilitySlice.java b/entry/src/main/java/com/example/hm_shadowlayout_master/slice/ListAbilitySlice.java
index 4e0f60f1d3a8a7c23bdfd7c6dc138a8ab0e18413..ab625b07b66d5066e6bdb9b3588a50f24104ceb4 100644
--- a/entry/src/main/java/com/example/hm_shadowlayout_master/slice/ListAbilitySlice.java
+++ b/entry/src/main/java/com/example/hm_shadowlayout_master/slice/ListAbilitySlice.java
@@ -1,19 +1,3 @@
-/*
- * Copyright (C) 2021 The Chinese Software International 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 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.
- *
- */
-
 package com.example.hm_shadowlayout_master.slice;
 
 import com.example.hm_shadowlayout_master.ResourceTable;
@@ -33,9 +17,9 @@ import java.util.List;
  * @since 2021-03-08
  */
 public class ListAbilitySlice extends AbilitySlice {
+    private static final int COUNT = 20;
     private ListContainer listContainer;
     private List<String> list;
-    private static final int COUNT = 20;
 
     @Override
     public void onStart(Intent intent) {
diff --git a/entry/src/main/java/com/example/hm_shadowlayout_master/slice/MainAbilitySlice.java b/entry/src/main/java/com/example/hm_shadowlayout_master/slice/MainAbilitySlice.java
index dd4ffc9cf41ad65d34e6701c557e2b0e205c2bcc..be4891c9a9a1b29aff7d2f9da75a3b979c586cf0 100644
--- a/entry/src/main/java/com/example/hm_shadowlayout_master/slice/MainAbilitySlice.java
+++ b/entry/src/main/java/com/example/hm_shadowlayout_master/slice/MainAbilitySlice.java
@@ -1,19 +1,3 @@
-/*
- * Copyright (C) 2021 The Chinese Software International 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 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.
- *
- */
-
 package com.example.hm_shadowlayout_master.slice;
 
 import com.example.hm_shadowlayout_master.ResourceTable;
diff --git a/entry/src/main/java/com/example/hm_shadowlayout_master/slice/ShowAbilitySlice.java b/entry/src/main/java/com/example/hm_shadowlayout_master/slice/ShowAbilitySlice.java
index 70d2e3431c28b98cd6c284e0f368db9e7b76ce14..e1778fee1576ef65c9fc0094576bace90cb2e3a2 100644
--- a/entry/src/main/java/com/example/hm_shadowlayout_master/slice/ShowAbilitySlice.java
+++ b/entry/src/main/java/com/example/hm_shadowlayout_master/slice/ShowAbilitySlice.java
@@ -1,19 +1,3 @@
-/*
- * Copyright (C) 2021 The Chinese Software International 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 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.
- *
- */
-
 package com.example.hm_shadowlayout_master.slice;
 
 import com.example.hm_shadowlayout_master.ResourceTable;
diff --git a/shadowlayout/src/main/java/com/lijiankun24/shadowlayout/AttrUtil.java b/shadowlayout/src/main/java/com/lijiankun24/shadowlayout/AttrUtil.java
index fb08f2a3f0995bdbdc9858fa53c11bc014328f77..9e68bcf700ae98baeb5eb186a5060276dbe9cb59 100644
--- a/shadowlayout/src/main/java/com/lijiankun24/shadowlayout/AttrUtil.java
+++ b/shadowlayout/src/main/java/com/lijiankun24/shadowlayout/AttrUtil.java
@@ -1,8 +1,8 @@
 /*
- * Copyright (C) 2021 The Chinese Software International Co., Ltd.
+ * 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 copy of the License at
+ * You may obtain an copy of the License at
  *
  * http://www.apache.org/licenses/LICENSE-2.0
  *
diff --git a/shadowlayout/src/main/java/com/lijiankun24/shadowlayout/NumberUtil.java b/shadowlayout/src/main/java/com/lijiankun24/shadowlayout/NumberUtil.java
index 015474782899722b9e27ef526fa4e4e78e3606ea..36e00fdd4700527a1a2683bfc4f4d076500366b6 100644
--- a/shadowlayout/src/main/java/com/lijiankun24/shadowlayout/NumberUtil.java
+++ b/shadowlayout/src/main/java/com/lijiankun24/shadowlayout/NumberUtil.java
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2021 The Chinese Software International Co., Ltd.
+ * 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 an copy of the License at
diff --git a/shadowlayout/src/main/java/com/lijiankun24/shadowlayout/ShadowLayout.java b/shadowlayout/src/main/java/com/lijiankun24/shadowlayout/ShadowLayout.java
index 80ad4f12c516853c25d0be015eae6e4fd5e08610..94b1ce927190db7361ff8ccb8e88e000390654e3 100644
--- a/shadowlayout/src/main/java/com/lijiankun24/shadowlayout/ShadowLayout.java
+++ b/shadowlayout/src/main/java/com/lijiankun24/shadowlayout/ShadowLayout.java
@@ -1,8 +1,8 @@
 /*
- * Copyright (C) 2021 The Chinese Software International Co., Ltd.
+ * 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 copy of the License at
+ * You may obtain an copy of the License at
  *
  * http://www.apache.org/licenses/LICENSE-2.0
  *
diff --git a/shadowlayout/src/main/java/com/lijiankun24/shadowlayout/v2/ShadowComponent.java b/shadowlayout/src/main/java/com/lijiankun24/shadowlayout/v2/ShadowComponent.java
index 0580e6e367015036329d1de1bc36357a331c0e2f..98f9d7f4228d8cdd28e857c48b31fa5174b4d5f4 100644
--- a/shadowlayout/src/main/java/com/lijiankun24/shadowlayout/v2/ShadowComponent.java
+++ b/shadowlayout/src/main/java/com/lijiankun24/shadowlayout/v2/ShadowComponent.java
@@ -1,19 +1,3 @@
-/*
- * Copyright (C) 2021 The Chinese Software International 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 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.
- *
- */
-
 package com.lijiankun24.shadowlayout.v2;
 
 import ohos.agp.render.ColorFilter;
diff --git a/shadowlayout/src/main/java/com/lijiankun24/shadowlayout/v2/ShadowDrawable.java b/shadowlayout/src/main/java/com/lijiankun24/shadowlayout/v2/ShadowDrawable.java
index 071aeb8c08940392229b54fb7b46f379d75adc2c..70fd1805327a0ca2b8dd8aa7bcf6e6a868924dfa 100644
--- a/shadowlayout/src/main/java/com/lijiankun24/shadowlayout/v2/ShadowDrawable.java
+++ b/shadowlayout/src/main/java/com/lijiankun24/shadowlayout/v2/ShadowDrawable.java
@@ -1,19 +1,3 @@
-/*
- * Copyright (C) 2021 The Chinese Software International 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 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.
- *
- */
-
 package com.lijiankun24.shadowlayout.v2;
 
 import ohos.agp.colors.RgbColor;
diff --git a/shadowlayout/src/main/java/com/lijiankun24/shadowlayout/v2/ShadowLayout.java b/shadowlayout/src/main/java/com/lijiankun24/shadowlayout/v2/ShadowLayout.java
index 041f29bec00d8435f9c398c3c4f226da8acec28f..493bf00aa64232d686905dc2094f10e2bbbe8ab3 100644
--- a/shadowlayout/src/main/java/com/lijiankun24/shadowlayout/v2/ShadowLayout.java
+++ b/shadowlayout/src/main/java/com/lijiankun24/shadowlayout/v2/ShadowLayout.java
@@ -1,8 +1,8 @@
 /*
- * Copyright (C) 2021 The Chinese Software International Co., Ltd.
+ * 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 copy of the License at
+ * You may obtain an copy of the License at
  *
  * http://www.apache.org/licenses/LICENSE-2.0
  *
diff --git a/shadowlayout/src/main/java/com/lijiankun24/shadowlayout/v2/ShadowLayout1.java b/shadowlayout/src/main/java/com/lijiankun24/shadowlayout/v2/ShadowLayout1.java
index bd00c556ffbf880af008c568b19cf77acd1d60db..54d6334d60ef67e4edaebb2c7c8858421292990a 100644
--- a/shadowlayout/src/main/java/com/lijiankun24/shadowlayout/v2/ShadowLayout1.java
+++ b/shadowlayout/src/main/java/com/lijiankun24/shadowlayout/v2/ShadowLayout1.java
@@ -1,19 +1,3 @@
-/*
- * Copyright (C) 2021 The Chinese Software International 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 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.
- *
- */
-
 package com.lijiankun24.shadowlayout.v2;
 
 import com.lijiankun24.shadowlayout.AttrUtil;