diff --git a/CODEOWNEWRS b/CODEOWNEWRS
new file mode 100644
index 0000000000000000000000000000000000000000..6cac0542c56ec066275f97e694caddc05c2ec5c8
--- /dev/null
+++ b/CODEOWNEWRS
@@ -0,0 +1,17 @@
+/*
+ * Copyright (c) 2025 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.
+ */
+
+* @klooer
+.* @klooer
diff --git a/copy_v8.sh b/copy_v8.sh
index ec63bc5eb2fbdc2679d4f415975a71960e6c2ca1..2cbec7f0caae1cec46cf5b8baa8f74de803ee2c5 100755
--- a/copy_v8.sh
+++ b/copy_v8.sh
@@ -11,10 +11,21 @@
 # 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.
-
 export TARGET_GEN_DIR=$2
 v8_path=$3
 target_cpu=$4
 
+JSVM_PATH=$(dirname $(readlink -f "$0"))
+if [ ! -d "${v8_path}/v8" ]; then
+  wget -o ${JSVM_PATH}/wget_download.log -O ${JSVM_PATH}/arkcompiler_jsvm_20250514.tar.gz https://mirrors.huaweicloud.com/openharmony/compiler/jsvm/arkcompiler_jsvm_20250514.tar.gz
+  cd ${JSVM_PATH}
+  tar -zxf arkcompiler_jsvm_20250514.tar.gz
+  cp -r ${JSVM_PATH}/js_engine_url/v8 ${v8_path}
+  mkdir -p "${v8_path}/v8-include"
+  cp -r ${JSVM_PATH}/js_engine_url/v8-include ${v8_path}/v8-include/
+  mkdir -p "${v8_path}/v8/arm64/lib.unstripped_v8/lib.unstripped"
+  cp -r ${v8_path}/v8/arm64/libv8_shared.so ${v8_path}/v8/arm64/lib.unstripped_v8/lib.unstripped
+fi
+
 cp -u ${v8_path}/v8/${target_cpu}/libv8_shared.so ${TARGET_GEN_DIR}/libv8_shared.so
 cp -r ${v8_path}/v8-include/v8-include ${TARGET_GEN_DIR}/v8-include