diff --git a/frameworks/BUILD.gn b/frameworks/BUILD.gn
index 7e0274ecaec443a61174f13c26d8e6bb3d38c21d..6e381e5a1f865254fec0d28221f9a0937c45b0bb 100644
--- a/frameworks/BUILD.gn
+++ b/frameworks/BUILD.gn
@@ -1,23 +1,23 @@
-# Copyright (c) 2021-2022-2022 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
+# Copyright (c) 2021-2022 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.
-
-group("napi_packages") {
-  deps = []
-  if (support_jsapi) {
-    deps += [ "napi:emitter" ]
-  }
-}
-
-group("eventhandler_native_target") {
-  deps = [ "native:eventhandler_native" ]
-}
+
+group("napi_packages") {
+  deps = []
+  if (support_jsapi) {
+    deps += [ "napi:emitter" ]
+  }
+}
+
+group("eventhandler_native_target") {
+  deps = [ "native:eventhandler_native" ]
+}
diff --git a/frameworks/eventhandler/src/epoll_io_waiter.cpp b/frameworks/eventhandler/src/epoll_io_waiter.cpp
index 7b6c4232950e3994795bd851e4e8ace32668b790..94d6397a69bca1c44a353ca74f919432b00b087f 100644
--- a/frameworks/eventhandler/src/epoll_io_waiter.cpp
+++ b/frameworks/eventhandler/src/epoll_io_waiter.cpp
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2021-2022-2022 Huawei Device Co., Ltd.
+ * Copyright (c) 2021-2022 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
diff --git a/frameworks/eventhandler/src/event_handler.cpp b/frameworks/eventhandler/src/event_handler.cpp
index c3e3bb07f712717527612efd95db293b80fc6367..2c59591c6ccb462d8d0573e2446429c99b75018b 100644
--- a/frameworks/eventhandler/src/event_handler.cpp
+++ b/frameworks/eventhandler/src/event_handler.cpp
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2021-2022-2022 Huawei Device Co., Ltd.
+ * Copyright (c) 2021-2022 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
diff --git a/frameworks/eventhandler/src/event_queue.cpp b/frameworks/eventhandler/src/event_queue.cpp
index 958dfc87570ee00a972ec3301b04cb97979cfdb8..b9bce511c4db51baac7de7c62a2ea8df71be1dca 100644
--- a/frameworks/eventhandler/src/event_queue.cpp
+++ b/frameworks/eventhandler/src/event_queue.cpp
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2021-2022-2022 Huawei Device Co., Ltd.
+ * Copyright (c) 2021-2022 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
diff --git a/frameworks/eventhandler/src/event_runner.cpp b/frameworks/eventhandler/src/event_runner.cpp
index bbb4fc4820bf52e0ac110aadf2cd4484f1a2b499..dcc5d1057b86084acaa10c3e9135f9d4924b023d 100644
--- a/frameworks/eventhandler/src/event_runner.cpp
+++ b/frameworks/eventhandler/src/event_runner.cpp
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2021-2022-2022 Huawei Device Co., Ltd.
+ * Copyright (c) 2021-2022 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
diff --git a/frameworks/eventhandler/test/BUILD.gn b/frameworks/eventhandler/test/BUILD.gn
index 1726f5be1dfa791d561acfe5c46a2d2beea953d4..9594cca4ef3e411185fb650a84048725f690d78e 100644
--- a/frameworks/eventhandler/test/BUILD.gn
+++ b/frameworks/eventhandler/test/BUILD.gn
@@ -1,4 +1,4 @@
-# Copyright (c) 2021-2022-2022 Huawei Device Co., Ltd.
+# Copyright (c) 2021-2022 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
diff --git a/frameworks/napi/BUILD.gn b/frameworks/napi/BUILD.gn
index 95ba0b11b265075c0dbf99a1a575fd9307eb46e7..583ec69d54e56e9249ab8ecf14c13b92b6141902 100644
--- a/frameworks/napi/BUILD.gn
+++ b/frameworks/napi/BUILD.gn
@@ -1,4 +1,4 @@
-# Copyright (c) 2021-2022-2022 Huawei Device Co., Ltd.
+# Copyright (c) 2021-2022 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
diff --git a/frameworks/native/BUILD.gn b/frameworks/native/BUILD.gn
index a099f1347e987104c430c7fc440472666e463477..f637de318def029079462be15175464b02079de8 100644
--- a/frameworks/native/BUILD.gn
+++ b/frameworks/native/BUILD.gn
@@ -1,4 +1,4 @@
-# Copyright (c) 2021-2022-2022 Huawei Device Co., Ltd.
+# Copyright (c) 2021-2022 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
diff --git a/frameworks/test/moduletest/BUILD.gn b/frameworks/test/moduletest/BUILD.gn
index 70c6cfcdba0431276e0436dee4d5c64ef4e0630c..b2db6789b59b5971df15afc2ca90c799cee62ea1 100644
--- a/frameworks/test/moduletest/BUILD.gn
+++ b/frameworks/test/moduletest/BUILD.gn
@@ -1,5 +1,5 @@
 #
-# Copyright (c) 2021-2022-2022 Huawei Device Co., Ltd.
+# Copyright (c) 2021-2022 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
diff --git a/interfaces/inner_api/event_handler.h b/interfaces/inner_api/event_handler.h
index 139818f1913c2bc67c27110a97122a8bc8df8f7c..914a5ba821b4f3b2e714edac657ae91b1ad29963 100644
--- a/interfaces/inner_api/event_handler.h
+++ b/interfaces/inner_api/event_handler.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2021-2022-2022 Huawei Device Co., Ltd.
+ * Copyright (c) 2021-2022 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
diff --git a/interfaces/inner_api/event_queue.h b/interfaces/inner_api/event_queue.h
index 595c8ba7e7fc154d95d793b437dcd07e46daa077..0f970b2c29db390bb1784bd3cffe2f84b1236685 100644
--- a/interfaces/inner_api/event_queue.h
+++ b/interfaces/inner_api/event_queue.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2021-2022-2022 Huawei Device Co., Ltd.
+ * Copyright (c) 2021-2022 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
diff --git a/interfaces/inner_api/event_runner.h b/interfaces/inner_api/event_runner.h
index 581da7e2f51ec8aade1c6c50da3a071d16af3781..bf2caee10d5cddb0c91b8632d4dc03d9e3fd8db0 100644
--- a/interfaces/inner_api/event_runner.h
+++ b/interfaces/inner_api/event_runner.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2021-2022-2022 Huawei Device Co., Ltd.
+ * Copyright (c) 2021-2022 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
diff --git a/test/systemtest/BUILD.gn b/test/systemtest/BUILD.gn
index d404e1c5baa565cf8474a410990edf52d0f47b83..11c2815efc8b5aea06c9b76cc0d1d9dcddcd2dbe 100644
--- a/test/systemtest/BUILD.gn
+++ b/test/systemtest/BUILD.gn
@@ -1,4 +1,4 @@
-# Copyright (c) 2021-2022-2022 Huawei Device Co., Ltd.
+# Copyright (c) 2021-2022 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
diff --git a/test/systemtest/ems_event_handler_system_test/ems_event_handler_test.cpp b/test/systemtest/ems_event_handler_system_test/ems_event_handler_test.cpp
index f834b73d7c8e04ea0cbb3a6155b1df580c5c7c1c..1973ab3ea36bc80e33123b1d7fd719286d0f4a6f 100644
--- a/test/systemtest/ems_event_handler_system_test/ems_event_handler_test.cpp
+++ b/test/systemtest/ems_event_handler_system_test/ems_event_handler_test.cpp
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2021-2022-2022 Huawei Device Co., Ltd.
+ * Copyright (c) 2021-2022 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