diff --git a/Paddle b/Paddle
index 2b9ba85d9c..b009972297 160000
--- a/Paddle
+++ b/Paddle
@@ -1 +1 @@
-Subproject commit 2b9ba85d9c512c05e20b38ea822dc808e410609f
+Subproject commit b009972297d9423ccbdb5ddb6d75cb8db9080e25
diff --git a/backends/iluvatar_gpu/README.md b/backends/iluvatar_gpu/README.md
index 8f840cfe37..f2c3fe7ba0 100644
--- a/backends/iluvatar_gpu/README.md
+++ b/backends/iluvatar_gpu/README.md
@@ -24,6 +24,14 @@ bash build_paddle.sh
 # Install
 bash install_paddle.sh
 ```
+## For incremental compilation（faster rebuilds after code changes）
+```bash
+# For incremental compilation (faster rebuilds after code changes, also installs whl)
+bash build_inc.sh
+
+# Clean build environment (removes build directories, reverts patches, and resets state)
+bash build_inc.sh --clean
+```
 
 ## Verification
 
diff --git a/backends/iluvatar_gpu/README_cn.md b/backends/iluvatar_gpu/README_cn.md
index c0b7656b12..6f1dc9e84f 100755
--- a/backends/iluvatar_gpu/README_cn.md
+++ b/backends/iluvatar_gpu/README_cn.md
@@ -25,6 +25,15 @@ bash build_paddle.sh
 bash install_paddle.sh
 ```
 
+## 增量编译（代码修改后更快地重新编译）
+```bash
+# 增量编译（代码修改后更快地重新编译，会一并安装whl包）
+bash build_inc.sh
+
+# 清理构建环境（删除构建目录、还原补丁并重置状态）
+bash build_inc.sh --clean
+```
+
 ## 验证
 
 ```bash
diff --git a/backends/iluvatar_gpu/build_inc.sh b/backends/iluvatar_gpu/build_inc.sh
new file mode 100755
index 0000000000..316f405e79
--- /dev/null
+++ b/backends/iluvatar_gpu/build_inc.sh
@@ -0,0 +1,171 @@
+#!/bin/bash
+
+# Copyright (c) 2025 PaddlePaddle Authors. All Rights Reserved.
+#
+# 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.
+
+PYTHON_VERSION=${PYTHON_VERSION:-$(python3 -V 2>&1|awk '{print $2}')}
+COREX_VERSION=${COREX_VERSION:-latest}
+if [[ "${COREX_VERSION}" == "latest" ]]; then
+  COREX_VERSION=`date --utc +%Y%m%d%H%M%S`
+fi
+BUILD_TEST=${BUILD_TEST:-1}
+COREX_ARCH=${COREX_ARCH:-ivcore11}
+export CMAKE_CUDA_ARCHITECTURES=${COREX_ARCH}
+
+CURRENT_DIR=$(pwd)
+PADDLE_SOURCE_DIR="${CURRENT_DIR}/../../Paddle"
+PATCH_FILE="${CURRENT_DIR}/patches/paddle-corex.patch"
+BUILD_DIR="${CURRENT_DIR}/build"
+BUILD_PIP_DIR="${CURRENT_DIR}/build_pip"
+STATE_FILE="${CURRENT_DIR}/.build_state"
+# set BUILD_WITH_FLAGCX to 1 if we want to use flagcx as communication backend
+BUILD_WITH_FLAGCX=0
+FLAGCX_ROOT="/workspace/FlagCX"
+
+if [ "$BUILD_WITH_FLAGCX" == "1" ]; then
+    WITH_FLAGCX="ON"
+else
+    WITH_FLAGCX="OFF"
+fi
+
+# Check if cleanup is needed
+if [[ "$1" == "--clean" ]]; then
+    echo "Cleaning build environment..."
+    
+    # Clean build directories
+    if [[ -d "$BUILD_DIR" ]]; then
+        rm -rf "$BUILD_DIR"
+        echo "Removed build directory"
+    fi
+    
+    if [[ -d "$BUILD_PIP_DIR" ]]; then
+        rm -rf "$BUILD_PIP_DIR"
+        echo "Removed build_pip directory"
+    fi
+    
+    # Revert patch
+    if git -C "$PADDLE_SOURCE_DIR" apply --reverse --check "$PATCH_FILE" > /dev/null 2>&1; then
+        git -C "$PADDLE_SOURCE_DIR" apply --reverse "$PATCH_FILE"
+        echo "Patch successfully reverted!"
+    else
+        echo "Patch was not applied or already reverted"
+    fi
+    
+    # Reset eigen
+    pushd ${PADDLE_SOURCE_DIR}/third_party/eigen3 > /dev/null
+    git reset --hard
+    popd > /dev/null
+    echo "Eigen repository reset"
+    
+    # Delete state file
+    if [[ -f "$STATE_FILE" ]]; then
+        rm -f "$STATE_FILE"
+        echo "Removed state file"
+    fi
+    
+    echo "Clean completed!"
+    exit 0
+fi
+
+# Check if this is a first-time build
+if [[ ! -f "$STATE_FILE" ]]; then
+    echo "First time build detected. Setting up environment..."
+    
+    # Apply patch
+    if ! git -C "$PADDLE_SOURCE_DIR" apply --reverse --check "$PATCH_FILE" > /dev/null 2>&1; then
+        if ! git -C "$PADDLE_SOURCE_DIR" apply "$PATCH_FILE"; then
+            echo "Error: Failed to apply patch!"
+            exit 1
+        fi
+        echo "Patch applied successfully!"
+    else
+        echo "Patch was already applied"
+    fi
+    
+    # Copy eigen files
+    cp -r ${CURRENT_DIR}/patches/eigen/Core ../../Paddle/third_party/eigen3/Eigen/Core
+    cp -r ${CURRENT_DIR}/patches/eigen/Tensor ../../Paddle/third_party/eigen3/unsupported/Eigen/CXX11/Tensor
+    cp -r ${CURRENT_DIR}/patches/eigen/TensorAssign.h ../../Paddle/third_party/eigen3/unsupported/Eigen/CXX11/src/Tensor/TensorAssign.h
+    echo "Eigen files copied successfully"
+    
+    # Generate protobuf files
+    pushd ${PADDLE_SOURCE_DIR}/paddle/phi/core > /dev/null
+    if [[ ! -f "external_error.pb.cc" || ! -f "external_error.pb.h" ]]; then
+        protoc --cpp_out=. external_error.proto
+        echo "Protobuf files generated"
+    else
+        echo "Protobuf files already exist"
+    fi
+    popd > /dev/null
+    
+    # Create state file to mark environment as set up
+    echo "BUILD_ENV_SET=1" > "$STATE_FILE"
+    echo "Environment setup completed"
+else
+    echo "Incremental build detected. Skipping environment setup."
+fi
+
+# Create build directory
+if [[ ! -d "$BUILD_DIR" ]]; then
+    mkdir -p "$BUILD_DIR"
+    echo "Created build directory"
+fi
+
+# Enter build directory
+pushd "$BUILD_DIR" > /dev/null
+
+# If this is a first-time build, run cmake
+if [[ ! -f "Makefile" && ! -f "build.ninja" ]]; then
+    echo "Running cmake for first time build..."
+    cmake -G Ninja -DPY_VERSION=${PYTHON_VERSION} -DWITH_COREX=ON -DPADDLE_SOURCE_DIR=${PADDLE_SOURCE_DIR} \
+    -DWITH_DISTRIBUTE=ON -DWITH_NCCL=ON -DWITH_FLAGCX=${WITH_FLAGCX} -DWITH_RCCL=OFF -DCMAKE_BUILD_TYPE=Release \
+    -DCMAKE_EXPORT_COMPILE_COMMANDS=ON -DON_INFER=ON -DCOREX_VERSION=${COREX_VERSION} -DCOREX_ARCH=${COREX_ARCH} \
+    -DFLAGCX_ROOT=${FLAGCX_ROOT} \
+    -DCMAKE_CXX_FLAGS='-Wno-error=pessimizing-move -Wno-error=deprecated-copy -Wno-error=init-list-lifetime -pthread' \
+    -DCMAKE_CUDA_FLAGS='-Xclang -fcuda-allow-variadic-functions -mllvm --skip-double' \
+    -DCMAKE_C_FLAGS="-pthread" \
+    -DWITH_ARM=OFF -DWITH_DGC=OFF .. 2>&1 | tee compile.log
+else
+    echo "Cmake configuration already exists, skipping..."
+fi
+
+# Compile
+echo "Starting compilation..."
+ninja -k 0 -j$(nproc) 2>&1 | tee -a compile.log
+FAILED_LOG="failed_files.log"
+grep -E "FAILED: " compile.log | tee ${FAILED_LOG}
+echo "Failed files are listed in ${FAILED_LOG}"
+
+# Return to parent directory
+popd > /dev/null
+
+# Create build_pip directory
+if [[ ! -d "$BUILD_PIP_DIR" ]]; then
+    mkdir -p "$BUILD_PIP_DIR"
+fi
+
+# Copy build artifacts
+cp build/dist/* build_pip
+echo "Build artifacts copied to build_pip directory"
+
+# Uninstall old version of paddle-iluvatar-gpu
+echo "Uninstalling old paddle-iluvatar-gpu..."
+pip uninstall -y paddle-iluvatar-gpu 2>/dev/null || echo "paddle-iluvatar-gpu not installed or already uninstalled"
+
+# Install newly compiled paddle-iluvatar-gpu
+echo "Installing new paddle-iluvatar-gpu..."
+pip install build_pip/*.whl --force-reinstall
+
+echo "Build and installation completed successfully!"
+exit 0