diff --git a/ble_demo/hals/utils/token/hal_token.c b/ble_demo/hals/utils/token/hal_token.c
index 53fae1c..b41867e 100755
--- a/ble_demo/hals/utils/token/hal_token.c
+++ b/ble_demo/hals/utils/token/hal_token.c
@@ -1,5 +1,5 @@
 /******************************************************************************
- * Copyright (c) 2022 Telink Semiconductor (Shanghai) Co., Ltd. ("TELINK")
+ * Copyright (c) 2020 Huawei Device Co., Ltd.
  * All rights reserved.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
@@ -13,6 +13,7 @@
  * 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.
+ * Copyright (c) 2022 Telink Semiconductor (Shanghai) Co., Ltd. ("TELINK")
  *
  *****************************************************************************/
 
diff --git a/led_demo/hals/utils/token/hal_token.c b/led_demo/hals/utils/token/hal_token.c
index 53fae1c..b41867e 100755
--- a/led_demo/hals/utils/token/hal_token.c
+++ b/led_demo/hals/utils/token/hal_token.c
@@ -1,5 +1,5 @@
 /******************************************************************************
- * Copyright (c) 2022 Telink Semiconductor (Shanghai) Co., Ltd. ("TELINK")
+ * Copyright (c) 2020 Huawei Device Co., Ltd.
  * All rights reserved.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
@@ -13,6 +13,7 @@
  * 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.
+ * Copyright (c) 2022 Telink Semiconductor (Shanghai) Co., Ltd. ("TELINK")
  *
  *****************************************************************************/
 
diff --git a/ota_demo/hals/utils/token/hal_token.c b/ota_demo/hals/utils/token/hal_token.c
index 53fae1c..b41867e 100755
--- a/ota_demo/hals/utils/token/hal_token.c
+++ b/ota_demo/hals/utils/token/hal_token.c
@@ -1,5 +1,5 @@
 /******************************************************************************
- * Copyright (c) 2022 Telink Semiconductor (Shanghai) Co., Ltd. ("TELINK")
+ * Copyright (c) 2020 Huawei Device Co., Ltd.
  * All rights reserved.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
@@ -13,6 +13,7 @@
  * 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.
+ * Copyright (c) 2022 Telink Semiconductor (Shanghai) Co., Ltd. ("TELINK")
  *
  *****************************************************************************/
 
diff --git a/xts_demo/hals/utils/token/hal_token.c b/xts_demo/hals/utils/token/hal_token.c
index 53fae1c..b41867e 100755
--- a/xts_demo/hals/utils/token/hal_token.c
+++ b/xts_demo/hals/utils/token/hal_token.c
@@ -1,5 +1,5 @@
 /******************************************************************************
- * Copyright (c) 2022 Telink Semiconductor (Shanghai) Co., Ltd. ("TELINK")
+ * Copyright (c) 2020 Huawei Device Co., Ltd.
  * All rights reserved.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
@@ -13,6 +13,7 @@
  * 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.
+ * Copyright (c) 2022 Telink Semiconductor (Shanghai) Co., Ltd. ("TELINK")
  *
  *****************************************************************************/