diff --git a/compiler/script/install_declgen.sh b/compiler/script/install_declgen.sh
new file mode 100644
index 0000000000000000000000000000000000000000..ca35365e44c76bfe92c8df4734ac8d3c1116b7a4
--- /dev/null
+++ b/compiler/script/install_declgen.sh
@@ -0,0 +1,58 @@
+#!/bin/bash
+# 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.
+
+#!/bin/bash
+set -e
+
+if [ ! -d "../compiler" ]; then
+    echo "Error: must run this script in ace_ets2bundle/compiler root directory"
+    exit 1
+fi
+
+oriDir=$(pwd)
+
+DECLGEN_ROOT_DIR="../../../arkcompiler/runtime_core/static_core/plugins/ets/tools/declgen_ts2sts"
+
+cd "$DECLGEN_ROOT_DIR" || { echo "Failed to change directory to $DECLGEN_ROOT_DIR"; exit 1; }
+
+npm install
+npm run build
+
+# Generate the npm package using `npm pack`
+if npm pack; then
+    tarball=$(ls *.tgz)  # Get the generated tarball file name
+    if [ -f "$tarball" ]; then
+        # Move the tarball to the original directory
+        mv "$tarball" "$oriDir/"
+
+        # Go back to the original directory and extract the tarball
+        cd "$oriDir"
+        tar -xvzf "$tarball"
+
+        # Rename the extracted directory (assuming it is named after the package)
+        extracted_dir=$(tar -tf "$tarball" | head -n 1 | cut -f1 -d"/")  # Get the extracted folder name
+        mv "$extracted_dir" "./node_modules/declgen"  # Rename to 'declgen'
+
+        # Optionally, remove the tarball after extraction
+        rm "$tarball"
+
+        echo "Build successfully packed, extracted, and renamed to 'declgen' in $oriDir"
+    else
+        echo "Error: No tarball found, cannot proceed"
+        exit 1
+    fi
+else
+    echo "Error: npm pack failed"
+    exit 1
+fi