diff --git a/build/linux/euler-copilot-web.spec b/build/linux/euler-copilot-web.spec
index dfec1dc37e2ec28e40105de7adcd65c0c1fb80b0..56979ee20eb1edb6f9dbd91f2e9be39e1c9d2d74 100644
--- a/build/linux/euler-copilot-web.spec
+++ b/build/linux/euler-copilot-web.spec
@@ -23,12 +23,17 @@ License:          MulanPSL-2.0
 Group:            Applications/Utilities
 Summary:          openEuler 智能化解决方案 Web 前端
 Source0:          %{name}-%{version}.tar.gz
+Source1:          offline_node_modules-%{_electron_arch}.tar.zst.part0
+Source2:          offline_node_modules-%{_electron_arch}.tar.zst.part1
+Source3:          offline_node_modules-%{_electron_arch}.tar.zst.part2
+Source4:          offline_node_modules-%{_electron_arch}.tar.zst.part3
 
 URL:              https://gitee.com/openeuler/euler-copilot-web
 Vendor:           openEuler <contact@openeuler.org>
 Packager:         openEuler <contact@openeuler.org>
 
 BuildRequires:    curl
+BuildRequires:    zstd
 
 %description
 openEuler 智能化解决方案 Web 前端
@@ -57,9 +62,9 @@ openEuler 智能化解决方案桌面客户端
 %build
 # Extract Node.js version using grep+sed for compatibility
 NODE_VER=$(grep '"node":' package.json | grep -Eo '[0-9]+\.[0-9]+\.[0-9]+' | head -1)
-NODE_LINK="https://registry.npmmirror.com/-/binary/node/v${NODE_VER}/node-v${NODE_VER}-linux-%{_electron_arch}.tar.xz"
+NODE_LINK="https://mirrors.huaweicloud.com/nodejs/v${NODE_VER}/node-v${NODE_VER}-linux-%{_electron_arch}.tar.xz"
 # Download and install Node.js into a subdirectory
-NODE_HOME=/usr/local/node-v${NODE_VER}
+NODE_HOME="$PWD/.node-v${NODE_VER}"
 mkdir -p "$NODE_HOME"
 curl -sSL "$NODE_LINK" | tar -xJ -C "$NODE_HOME" --strip-components=1
 # Set NODE_HOME and update PATH, then test Node.js installation
@@ -67,16 +72,14 @@ export NODE_HOME
 export PATH="$NODE_HOME/bin:$PATH"
 node -v
 
-# Setup mirrors for Electron
-export ELECTRON_MIRROR="https://npmmirror.com/mirrors/electron/"
-export ELECTRON_BUILDER_BINARIES_MIRROR="https://npmmirror.com/mirrors/electron-builder-binaries/"
-
 # Setup npm mirror
-npm config set registry https://registry.npmmirror.com
+npm config set registry https://mirrors.huaweicloud.com/repository/npm/
+
+# Setup mirrors for Electron
+export ELECTRON_MIRROR="https://mirrors.huaweicloud.com/electron/"
 
 # Install pnpm globally
-corepack enable
-corepack prepare pnpm@latest --activate
+npm install -g pnpm
 pnpm -v
 
 # Download Electron binaries to cache directory
@@ -89,12 +92,23 @@ if [ ! -d "$CACHE_DIR" ]; then
 fi
 # Only download if not already present
 if [ ! -f "$CACHE_DIR/$PACKAGE_NAME" ]; then
-    curl -sSL "https://registry.npmmirror.com/-/binary/electron/$ELECTRON_VER/$PACKAGE_NAME" \
+    curl -sSL "https://mirrors.huaweicloud.com/electron/$ELECTRON_VER/$PACKAGE_NAME" \
         -o "$CACHE_DIR/$PACKAGE_NAME"
 fi
 
+# 合并并解压离线 node_modules
+cat %{_sourcedir}/offline_node_modules-%{_electron_arch}.tar.zst.part0 \
+    %{_sourcedir}/offline_node_modules-%{_electron_arch}.tar.zst.part1 \
+    %{_sourcedir}/offline_node_modules-%{_electron_arch}.tar.zst.part2 \
+    %{_sourcedir}/offline_node_modules-%{_electron_arch}.tar.zst.part3 \
+    > offline_node_modules-%{_electron_arch}.tar.zst
+
+if [ -f offline_node_modules-%{_electron_arch}.tar.zst ]; then
+  zstd -d offline_node_modules-%{_electron_arch}.tar.zst -c | tar -xf -
+fi
+
 # Install pnpm packages
-pnpm install
+# pnpm install --offline
 # Build the app
 pnpm run package:linux
 
diff --git a/build/scripts/build_rpm.sh b/build/scripts/build_rpm.sh
index 3ede947abcdb7aa56f4914c9b4203c6d8f9afe15..f7dffafe247afd6a34fed33b127f1872f433fc80 100755
--- a/build/scripts/build_rpm.sh
+++ b/build/scripts/build_rpm.sh
@@ -34,6 +34,28 @@ if [ ! -f "${tarball_path}" ]; then
     bash "${SCRIPT_DIR}/package_repository.sh"
 fi
 
+# 1.5 检测架构并准备离线 node 依赖
+ARCH=$(uname -m)
+if [[ "$ARCH" == "x86_64" ]]; then
+    ARCH_SUFFIX="x64"
+elif [[ "$ARCH" == "aarch64" ]]; then
+    ARCH_SUFFIX="arm64"
+else
+    echo "不支持的架构: $ARCH" >&2
+    exit 2
+fi
+# 检查 node_modules 分块文件是否存在，不存在则生成
+NEED_GEN=0
+for i in 0 1 2 3; do
+    if [ ! -f "${RELEASE_DIR}/offline_node_modules-${ARCH_SUFFIX}.tar.zst.part${i}" ]; then
+        NEED_GEN=1
+    fi
+done
+if [ "$NEED_GEN" -eq 1 ]; then
+    echo "生成离线依赖..."
+    bash "${SCRIPT_DIR}/prepare_node_modules_offline.sh"
+fi
+
 # 2. 初始化 rpmbuild 目录到 release 目录
 RPMBUILD_DIR="${RELEASE_DIR}/rpmbuild"
 mkdir -p "${RPMBUILD_DIR}"/{BUILD,RPMS,SOURCES,SPECS,SRPMS}
@@ -42,8 +64,17 @@ mkdir -p "${RPMBUILD_DIR}"/{BUILD,RPMS,SOURCES,SPECS,SRPMS}
 cp "${SPEC}" "${RPMBUILD_DIR}/SPECS/"
 cp "${tarball_path}" "${RPMBUILD_DIR}/SOURCES/"
 
+# 3.5 复制离线依赖包分块到 SOURCES
+for i in 0 1 2 3; do
+    cp "${RELEASE_DIR}/offline_node_modules-${ARCH_SUFFIX}.tar.zst.part${i}" "${RPMBUILD_DIR}/SOURCES/"
+done
+
 # 4. 执行 rpmbuild
 echo "开始构建 RPM 包..."
 rpmbuild --define "_topdir ${RPMBUILD_DIR}" -ba "${RPMBUILD_DIR}/SPECS/$(basename "${SPEC}")"
 
 echo "RPM 包构建完成，输出在 ${RPMBUILD_DIR}/RPMS 和 ${RPMBUILD_DIR}/SRPMS"
+
+# 移动构建好的 rpm 包到 release 目录
+find "${RPMBUILD_DIR}/RPMS" -type f -name '*.rpm' -exec cp -f {} "${RELEASE_DIR}/" \;
+echo "所有 RPM 包已移动到 ${RELEASE_DIR}"
diff --git a/build/scripts/prepare_node_modules_offline.sh b/build/scripts/prepare_node_modules_offline.sh
new file mode 100755
index 0000000000000000000000000000000000000000..4f3d96b6219d684dc3c75e53d25c14e01f59407c
--- /dev/null
+++ b/build/scripts/prepare_node_modules_offline.sh
@@ -0,0 +1,55 @@
+#!/bin/bash
+# build/scripts/prepare_node_modules_offline.sh
+# 用于在有网环境下准备 node_modules 和 pnpm 缓存，实现离线安装
+# 用法：在有网环境下运行一次，生成 release/offline_node_modules.tar.gz 和 release/offline_pnpm_store.tar.gz
+
+set -e
+
+WORKDIR=$(cd "$(dirname "$0")/../.." && pwd)
+cd "$WORKDIR"
+
+RELEASE_DIR="$WORKDIR/release"
+mkdir -p "$RELEASE_DIR"
+
+# 0. 确保已安装 pnpm
+if ! command -v pnpm >/dev/null 2>&1; then
+    echo "未检测到 pnpm，正在全局安装..."
+    npm install -g pnpm
+fi
+
+# 1. 检测架构
+ARCH=$(uname -m)
+if [[ "$ARCH" == "x86_64" ]]; then
+    ARCH_SUFFIX="x64"
+elif [[ "$ARCH" == "aarch64" ]]; then
+    ARCH_SUFFIX="arm64"
+else
+    echo "不支持的架构: $ARCH" >&2
+    exit 2
+fi
+
+# 2. 在 RELEASE_DIR 下创建快照缓存目录
+CACHE_DIR="$RELEASE_DIR/offline_build_cache_$ARCH_SUFFIX"
+rm -rf "$CACHE_DIR"
+mkdir -p "$CACHE_DIR"
+
+# 3. 拷贝当前代码仓内容到缓存目录（排除 .git、release、node_modules、pnpm-lock.yaml）
+rsync -a --exclude='.git' --exclude='release' --exclude='node_modules' --exclude='pnpm-lock.yaml' ./ "$CACHE_DIR/"
+cd "$CACHE_DIR"
+
+# 3. 安装依赖
+pnpm install
+
+# 4. 打包 node_modules 及 pnpm-lock.yaml，并分割为4个分块
+if [ -d node_modules ]; then
+    if [ -f pnpm-lock.yaml ]; then
+        tar -cf - node_modules pnpm-lock.yaml | zstd -19 -T0 -o "$RELEASE_DIR/offline_node_modules-$ARCH_SUFFIX.tar.zst"
+    else
+        tar -cf - node_modules | zstd -19 -T0 -o "$RELEASE_DIR/offline_node_modules-$ARCH_SUFFIX.tar.zst"
+    fi
+    # 分割为4个分块
+    split -d -n 4 -a 1 "$RELEASE_DIR/offline_node_modules-$ARCH_SUFFIX.tar.zst" "$RELEASE_DIR/offline_node_modules-$ARCH_SUFFIX.tar.zst.part"
+    rm -f "$RELEASE_DIR/offline_node_modules-$ARCH_SUFFIX.tar.zst"
+fi
+
+echo "已生成 offline_node_modules-$ARCH_SUFFIX.tar.zst.part[0-3]，可用于离线环境。"