diff --git a/initsync/include/init_stage.h b/initsync/include/init_stage.h
index 7d5b784..b26e150 100644
--- a/initsync/include/init_stage.h
+++ b/initsync/include/init_stage.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2021 Huawei Device Co., Ltd.
+ * Copyright (c) 2020-2021 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 a copy of the License at
diff --git a/services/BUILD.gn b/services/BUILD.gn
index 36bde48..53a1b18 100755
--- a/services/BUILD.gn
+++ b/services/BUILD.gn
@@ -1,4 +1,4 @@
-# Copyright (c) 2021 Huawei Device Co., Ltd.
+# Copyright (c) 2020-2021 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 a copy of the License at
diff --git a/services/include/init_jobs.h b/services/include/init_jobs.h
index 70c01f4..c45b5f4 100755
--- a/services/include/init_jobs.h
+++ b/services/include/init_jobs.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2021 Huawei Device Co., Ltd.
+ * Copyright (c) 2020-2021 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 a copy of the License at
diff --git a/services/init/adapter/init_adapter.c b/services/init/adapter/init_adapter.c
index 082174c..0cd8eb7 100755
--- a/services/init/adapter/init_adapter.c
+++ b/services/init/adapter/init_adapter.c
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2021 Huawei Device Co., Ltd.
+ * Copyright (c) 2020-2021 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 a copy of the License at
diff --git a/services/init/include/device.h b/services/init/include/device.h
index 652ad3e..043b2f1 100755
--- a/services/init/include/device.h
+++ b/services/init/include/device.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2021 Huawei Device Co., Ltd.
+ * Copyright (c) 2020-2021 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 a copy of the License at
diff --git a/services/init/include/init.h b/services/init/include/init.h
index 74f460e..966c4d6 100755
--- a/services/init/include/init.h
+++ b/services/init/include/init.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2021 Huawei Device Co., Ltd.
+ * Copyright (c) 2020-2021 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 a copy of the License at
diff --git a/services/init/include/init_adapter.h b/services/init/include/init_adapter.h
index 7a8e0c7..36f91de 100755
--- a/services/init/include/init_adapter.h
+++ b/services/init/include/init_adapter.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2021 Huawei Device Co., Ltd.
+ * Copyright (c) 2020-2021 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 a copy of the License at
diff --git a/services/init/include/init_cmds.h b/services/init/include/init_cmds.h
index bf2f0d3..a616673 100755
--- a/services/init/include/init_cmds.h
+++ b/services/init/include/init_cmds.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2021 Huawei Device Co., Ltd.
+ * Copyright (c) 2020-2021 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 a copy of the License at
diff --git a/services/init/include/init_jobs_internal.h b/services/init/include/init_jobs_internal.h
index 2db0b85..f453aa9 100755
--- a/services/init/include/init_jobs_internal.h
+++ b/services/init/include/init_jobs_internal.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2021 Huawei Device Co., Ltd.
+ * Copyright (c) 2020-2021 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 a copy of the License at
diff --git a/services/init/include/init_service.h b/services/init/include/init_service.h
index 08f97d0..87713e1 100755
--- a/services/init/include/init_service.h
+++ b/services/init/include/init_service.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2021 Huawei Device Co., Ltd.
+ * Copyright (c) 2020-2021 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 a copy of the License at
diff --git a/services/init/include/init_service_manager.h b/services/init/include/init_service_manager.h
index a3069b2..45c91d8 100755
--- a/services/init/include/init_service_manager.h
+++ b/services/init/include/init_service_manager.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2021 Huawei Device Co., Ltd.
+ * Copyright (c) 2020-2021 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 a copy of the License at
diff --git a/services/init/init_capability.c b/services/init/init_capability.c
index 74d0bc3..48d1806 100755
--- a/services/init/init_capability.c
+++ b/services/init/init_capability.c
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2021 Huawei Device Co., Ltd.
+ * Copyright (c) 2020-2021 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 a copy of the License at
diff --git a/services/init/init_common_cmds.c b/services/init/init_common_cmds.c
index 3cb8865..b82a091 100755
--- a/services/init/init_common_cmds.c
+++ b/services/init/init_common_cmds.c
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2021 Huawei Device Co., Ltd.
+ * Copyright (c) 2020-2021 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 a copy of the License at
diff --git a/services/init/init_config.c b/services/init/init_config.c
index d9701e3..976a826 100755
--- a/services/init/init_config.c
+++ b/services/init/init_config.c
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2021 Huawei Device Co., Ltd.
+ * Copyright (c) 2020-2021 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 a copy of the License at
diff --git a/services/init/init_service_manager.c b/services/init/init_service_manager.c
index a49cb1d..be677f6 100755
--- a/services/init/init_service_manager.c
+++ b/services/init/init_service_manager.c
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2021 Huawei Device Co., Ltd.
+ * Copyright (c) 2020-2021 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 a copy of the License at
diff --git a/services/init/lite/init.c b/services/init/lite/init.c
index b2ad4bb..7f64267 100755
--- a/services/init/lite/init.c
+++ b/services/init/lite/init.c
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2021 Huawei Device Co., Ltd.
+ * Copyright (c) 2020-2021 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 a copy of the License at
diff --git a/services/init/lite/init_cmds.c b/services/init/lite/init_cmds.c
index 41e68e6..3fb6504 100755
--- a/services/init/lite/init_cmds.c
+++ b/services/init/lite/init_cmds.c
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2021 Huawei Device Co., Ltd.
+ * Copyright (c) 2020-2021 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 a copy of the License at
diff --git a/services/init/lite/init_jobs.c b/services/init/lite/init_jobs.c
index 87a71c9..4b3f3a9 100755
--- a/services/init/lite/init_jobs.c
+++ b/services/init/lite/init_jobs.c
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2021 Huawei Device Co., Ltd.
+ * Copyright (c) 2020-2021 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 a copy of the License at
diff --git a/services/init/lite/init_service.c b/services/init/lite/init_service.c
index c92147e..2395e1a 100755
--- a/services/init/lite/init_service.c
+++ b/services/init/lite/init_service.c
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2021 Huawei Device Co., Ltd.
+ * Copyright (c) 2020-2021 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 a copy of the License at
diff --git a/services/init/lite/init_signal_handler.c b/services/init/lite/init_signal_handler.c
index b359862..f78d407 100755
--- a/services/init/lite/init_signal_handler.c
+++ b/services/init/lite/init_signal_handler.c
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2021 Huawei Device Co., Ltd.
+ * Copyright (c) 2020-2021 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 a copy of the License at
diff --git a/services/init/main.c b/services/init/main.c
index 53d9de1..3c6e980 100755
--- a/services/init/main.c
+++ b/services/init/main.c
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2021 Huawei Device Co., Ltd.
+ * Copyright (c) 2020-2021 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 a copy of the License at
diff --git a/services/init/standard/device.c b/services/init/standard/device.c
index dde90cd..8d4b361 100755
--- a/services/init/standard/device.c
+++ b/services/init/standard/device.c
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2021 Huawei Device Co., Ltd.
+ * Copyright (c) 2020-2021 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 a copy of the License at
diff --git a/services/init/standard/init.c b/services/init/standard/init.c
index 10dd527..abd0e31 100755
--- a/services/init/standard/init.c
+++ b/services/init/standard/init.c
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2021 Huawei Device Co., Ltd.
+ * Copyright (c) 2020-2021 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 a copy of the License at
diff --git a/services/init/standard/init_jobs.c b/services/init/standard/init_jobs.c
index 87cee44..ad60154 100755
--- a/services/init/standard/init_jobs.c
+++ b/services/init/standard/init_jobs.c
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2021 Huawei Device Co., Ltd.
+ * Copyright (c) 2020-2021 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 a copy of the License at
diff --git a/services/init/standard/init_service.c b/services/init/standard/init_service.c
index e74a0c3..ef42514 100755
--- a/services/init/standard/init_service.c
+++ b/services/init/standard/init_service.c
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2021 Huawei Device Co., Ltd.
+ * Copyright (c) 2020-2021 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 a copy of the License at
@@ -68,6 +68,9 @@ int ServiceExec(const Service *service)
             _exit(0x7f); // 0x7f: user specified
         }
     }
+    if (unsetenv("UV_THREADPOOL_SIZE") != 0) {
+        INIT_LOGE("set UV_THREADPOOL_SIZE error : %d.", errno);
+    }
     // L2 Can not be reset env
     if (execv(service->pathArgs.argv[0], service->pathArgs.argv) != 0) {
         INIT_LOGE("service %s execve failed! err %d.", service->name, errno);
diff --git a/services/test/unittest/common/BUILD.gn b/services/test/unittest/common/BUILD.gn
index 95aef0e..19a83ae 100755
--- a/services/test/unittest/common/BUILD.gn
+++ b/services/test/unittest/common/BUILD.gn
@@ -1,4 +1,4 @@
-# Copyright (c) 2021 Huawei Device Co., Ltd.
+# Copyright (c) 2020 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/services/test/unittest/common/cmd_func_test.cpp b/services/test/unittest/common/cmd_func_test.cpp
index 596e80d..e5c7218 100755
--- a/services/test/unittest/common/cmd_func_test.cpp
+++ b/services/test/unittest/common/cmd_func_test.cpp
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2021 Huawei Device Co., Ltd.
+ * Copyright (c) 2020 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