diff --git a/CMakeLists.txt b/CMakeLists.txt
index 3aee32349..2675b1f97 100755
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -164,7 +164,7 @@ configure_file(${PROJECT_SOURCE_DIR}/${CSRCS_DIR_NAME}/fastdeploy/pybind/main.cc
 file(GLOB_RECURSE ALL_DEPLOY_SRCS ${PROJECT_SOURCE_DIR}/${CSRCS_DIR_NAME}/fastdeploy/*.cc)
 file(GLOB_RECURSE FDTENSOR_FUNC_SRCS ${PROJECT_SOURCE_DIR}/${CSRCS_DIR_NAME}/fastdeploy/function/*.cc)
 file(GLOB_RECURSE FDTENSOR_FUNC_CUDA_SRCS ${PROJECT_SOURCE_DIR}/${CSRCS_DIR_NAME}/fastdeploy/function/*.cu)
-file(GLOB_RECURSE DEPLOY_ORT_CUDA_SRCS ${PROJECT_SOURCE_DIR}/${CSRCS_DIR_NAME}/fastdeploy/backends/ort/*.cu)
+file(GLOB_RECURSE DEPLOY_OP_CUDA_KERNEL_SRCS ${PROJECT_SOURCE_DIR}/${CSRCS_DIR_NAME}/fastdeploy/backends/op_cuda_kernels/*.cu)
 file(GLOB_RECURSE DEPLOY_ORT_SRCS ${PROJECT_SOURCE_DIR}/${CSRCS_DIR_NAME}/fastdeploy/backends/ort/*.cc)
 file(GLOB_RECURSE DEPLOY_PADDLE_SRCS ${PROJECT_SOURCE_DIR}/${CSRCS_DIR_NAME}/fastdeploy/backends/paddle/*.cc)
 file(GLOB_RECURSE DEPLOY_POROS_SRCS ${PROJECT_SOURCE_DIR}/${CSRCS_DIR_NAME}/fastdeploy/backends/poros/*.cc)
@@ -202,7 +202,7 @@ if(ENABLE_ORT_BACKEND)
   include(${PROJECT_SOURCE_DIR}/cmake/onnxruntime.cmake)
   list(APPEND DEPEND_LIBS external_onnxruntime)
   if(WITH_GPU)
-    list(APPEND ALL_DEPLOY_SRCS ${DEPLOY_ORT_CUDA_SRCS})
+    list(APPEND ALL_DEPLOY_SRCS ${DEPLOY_OP_CUDA_KERNEL_SRCS})
   endif()
 endif()
 
@@ -361,6 +361,7 @@ if(ENABLE_TRT_BACKEND)
   find_library(TRT_ONNX_LIB nvonnxparser ${TRT_LIB_DIR} NO_DEFAULT_PATH)
   find_library(TRT_PLUGIN_LIB nvinfer_plugin ${TRT_LIB_DIR} NO_DEFAULT_PATH)
   list(APPEND DEPEND_LIBS ${TRT_INFER_LIB} ${TRT_ONNX_LIB} ${TRT_PLUGIN_LIB})
+  list(APPEND ALL_DEPLOY_SRCS ${DEPLOY_OP_CUDA_KERNEL_SRCS})
 
   if(NOT BUILD_ON_JETSON)
     if(NOT EXISTS "${CMAKE_CURRENT_BINARY_DIR}/third_libs/install/tensorrt")
diff --git a/fastdeploy/backends/ort/ops/adaptive_pooling.cu b/fastdeploy/backends/op_cuda_kernels/adaptive_pool2d_kernel.cu
similarity index 83%
rename from fastdeploy/backends/ort/ops/adaptive_pooling.cu
rename to fastdeploy/backends/op_cuda_kernels/adaptive_pool2d_kernel.cu
index 607279267..2fa63f36d 100755
--- a/fastdeploy/backends/ort/ops/adaptive_pooling.cu
+++ b/fastdeploy/backends/op_cuda_kernels/adaptive_pool2d_kernel.cu
@@ -1,15 +1,12 @@
-#include "adaptive_pool2d.h"
-#include <cuda.h>
-#include <cuda_runtime.h>
-#include <cstdint>
-#include <iostream>
-#include <vector>
-#include <math.h>
+#include "adaptive_pool2d_kernel.h"
+
 namespace fastdeploy {
 
 __global__ void CudaCastKernel(const float* in, float* out, int edge,  int out_bc_offset, int in_bc_offset, int ih, int iw, int oh, int ow, bool is_avg) {
   int position = blockDim.x * blockIdx.x + threadIdx.x;
-  if (position >= edge) return;
+  if (position >= edge) {
+    return;
+  }
   int offset = floorf(float(position) / out_bc_offset);
   int h = floorf(float(position % out_bc_offset) / ow);
   int w = (position % out_bc_offset) % ow;
@@ -17,18 +14,18 @@ __global__ void CudaCastKernel(const float* in, float* out, int edge,  int out_b
   int hend = ceilf(static_cast<float>((h + 1) * ih) / oh);
   int wstart = floorf(static_cast<float>(w * iw) / ow);
   int wend = ceilf(static_cast<float>((w + 1) * iw) / ow);
-  if(is_avg){
+  if(is_avg) {
     out[position] = 0.0;
-  }else{
+  } else {
     out[position] = in[offset * in_bc_offset + hstart * iw + wstart];
   }
   for (int h = hstart; h < hend; ++h) {
       for (int w = wstart; w < wend; ++w) {
       int input_idx = h * iw + w;
-      if(is_avg){
+      if(is_avg) {
         out[position] = out[position] + in[offset * in_bc_offset + input_idx];
-      }else{
-         out[position] = max(out[position], in[offset * in_bc_offset + input_idx]);
+      } else {
+        out[position] = max(out[position], in[offset * in_bc_offset + input_idx]);
       }
     }
   }
@@ -40,7 +37,7 @@ void CudaAdaptivePool(const std::vector<int64_t>& input_dims, const std::vector<
   int out_bc_offset = output_dims[2] * output_dims[3];
   int in_bc_offset = input_dims[2] * input_dims[3];
   int jobs = 1;
-  for(int i : output_dims){
+  for(int i : output_dims) {
     jobs *= i;
   }
   bool is_avg = pooling_type == "avg";
diff --git a/fastdeploy/backends/op_cuda_kernels/adaptive_pool2d_kernel.h b/fastdeploy/backends/op_cuda_kernels/adaptive_pool2d_kernel.h
new file mode 100755
index 000000000..3e68908ed
--- /dev/null
+++ b/fastdeploy/backends/op_cuda_kernels/adaptive_pool2d_kernel.h
@@ -0,0 +1,35 @@
+
+// Copyright (c) 2022 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.
+
+#pragma once
+
+#include <cuda.h>
+#include <cuda_runtime.h>
+#include <cstdint>
+#include <iostream>
+#include <vector>
+#include <math.h>
+
+namespace fastdeploy {
+
+void CudaAdaptivePool(const std::vector<int64_t>& input_dims,
+                      const std::vector<int64_t>& output_dims,
+                      float* output,
+                      const float* input,
+                      void* compute_stream,
+                      const std::string& pooling_type);
+
+
+}  // namespace fastdeploy
diff --git a/fastdeploy/backends/ort/ops/adaptive_pool2d.cc b/fastdeploy/backends/ort/ops/adaptive_pool2d.cc
index 43fd380fe..7b4ec7ad4 100755
--- a/fastdeploy/backends/ort/ops/adaptive_pool2d.cc
+++ b/fastdeploy/backends/ort/ops/adaptive_pool2d.cc
@@ -14,14 +14,9 @@
 
 #ifndef NON_64_PLATFORM
 
-#include "fastdeploy/backends/ort/ops/adaptive_pool2d.h"
-#include <algorithm>
-#include <cmath>
-#include "fastdeploy/core/fd_tensor.h"
-#include "fastdeploy/utils/utils.h"
+#include "adaptive_pool2d.h"
 
 namespace fastdeploy {
-
 struct OrtTensorDimensions : std::vector<int64_t> {
   OrtTensorDimensions(Ort::CustomOpApi ort, const OrtValue* value) {
     OrtTensorTypeAndShapeInfo* info = ort.GetTensorTypeAndShape(value);
diff --git a/fastdeploy/backends/ort/ops/adaptive_pool2d.h b/fastdeploy/backends/ort/ops/adaptive_pool2d.h
index 2912efa72..556ca033b 100755
--- a/fastdeploy/backends/ort/ops/adaptive_pool2d.h
+++ b/fastdeploy/backends/ort/ops/adaptive_pool2d.h
@@ -16,19 +16,19 @@
 
 #include <map>
 #include <string>
+#include <algorithm>
+#include <cmath>
+#include "fastdeploy/core/fd_tensor.h"
+#include "fastdeploy/utils/utils.h"
 
 #ifndef NON_64_PLATFORM
 #include "onnxruntime_cxx_api.h"  // NOLINT
 
-namespace fastdeploy {
 #ifdef WITH_GPU
-void CudaAdaptivePool(const std::vector<int64_t>& input_dims,
-                      const std::vector<int64_t>& output_dims,
-                      float* output,
-                      const float* input,
-                      void* compute_stream,
-                      const std::string& pooling_type);
+#include "fastdeploy/backends/op_cuda_kernels/adaptive_pool2d_kernel.h"
 #endif
+
+namespace fastdeploy {
 struct AdaptivePool2dKernel {
  protected:
   std::string pooling_type_ = "avg";
diff --git a/fastdeploy/backends/tensorrt/ops/adaptive_pool2d.cc b/fastdeploy/backends/tensorrt/ops/adaptive_pool2d.cc
new file mode 100755
index 000000000..bfec5e356
--- /dev/null
+++ b/fastdeploy/backends/tensorrt/ops/adaptive_pool2d.cc
@@ -0,0 +1,206 @@
+// Copyright (c) 2022 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.
+
+#include "adaptive_pool2d.h"
+
+namespace fastdeploy {
+
+nvinfer1::PluginFieldCollection AdaptivePool2dPluginCreator::mFC{};
+std::vector<nvinfer1::PluginField> AdaptivePool2dPluginCreator::mPluginAttributes;
+
+pluginStatus_t AdaptivePool2dInference(cudaStream_t stream, int32_t n, const void* input, void* output);
+
+AdaptivePool2d::AdaptivePool2d(std::vector<int32_t> output_size, std::string pooling_type) {
+  output_size_ = output_size;
+  pooling_type_ = pooling_type;
+}
+
+AdaptivePool2d::AdaptivePool2d(const void* buffer, size_t length) {
+    const char *d = reinterpret_cast<const char*>(buffer), *a = d;
+    output_size_.resize(4);
+    for(int64_t i =0 ; i < 4; i++){
+      output_size_[i] =read<int32_t>(d);
+    }
+    if(read<int32_t>(d) == 0){
+      pooling_type_ = "avg";
+    }else{
+      pooling_type_ = "max";
+    }
+    FDASSERT(d == a + length, "deserialize failed.");
+}
+
+int AdaptivePool2d::getNbOutputs() const noexcept {
+    return 1;
+}
+
+nvinfer1::DimsExprs AdaptivePool2d::getOutputDimensions(
+        int outputIndex, const nvinfer1::DimsExprs* inputs, 
+        int nbInputs, nvinfer1::IExprBuilder& exprBuilder) noexcept {
+  try {
+    nvinfer1::DimsExprs output(inputs[0]);
+    output.d[2] = exprBuilder.constant(static_cast<int32_t>(output_size_[2]));
+    output.d[3] = exprBuilder.constant(static_cast<int32_t>(output_size_[3]));
+    return output;
+  }
+  catch (const std::exception& e) {
+      FDASSERT(false, "getOutputDimensions failed: %s.",e.what());
+  }
+  return nvinfer1::DimsExprs{};
+}
+
+int AdaptivePool2d::enqueue(const nvinfer1::PluginTensorDesc* inputDesc, 
+                            const nvinfer1::PluginTensorDesc* outputDesc, 
+                            const void* const* inputs,
+                            void* const* outputs, 
+                            void* workspace, 
+                            cudaStream_t stream) noexcept {
+  if (inputDesc[0].type != nvinfer1::DataType::kFLOAT) {
+      return -1;
+  }
+  auto const* data = static_cast<float const*>(inputs[0]);
+  auto* result = static_cast<float*>(outputs[0]);
+  int nums = outputDesc[0].dims.d[0] * outputDesc[0].dims.d[1] * outputDesc[0].dims.d[2]* outputDesc[0].dims.d[3];
+  std::vector<int64_t> input_size, output_size;
+  for(int i =0; i< 4; i++){
+    input_size.push_back(inputDesc[0].dims.d[i]);
+    output_size.push_back(outputDesc[0].dims.d[i]);
+  }
+  CudaAdaptivePool(input_size, output_size, result, data, stream, pooling_type_);
+  return cudaPeekAtLastError();
+}
+
+size_t AdaptivePool2d::getSerializationSize() const noexcept {
+  return 5 * sizeof(int32_t) ;
+}
+
+void AdaptivePool2d::serialize(void* buffer) const noexcept { 
+  char *d = reinterpret_cast<char*>(buffer), *a = d;
+  for(int64_t i=0; i< 4; i++){
+    write(d, output_size_[i]);
+  }
+  int32_t pooling_type_val = 0;
+  if(pooling_type_ != "avg"){
+    pooling_type_val = 1;
+  }
+  write(d, pooling_type_val);
+  FDASSERT(d == a + getSerializationSize(), "d == a + getSerializationSize()");
+}
+
+nvinfer1::DataType AdaptivePool2d::getOutputDataType(
+        int index, const nvinfer1::DataType* inputType, int nbInputs) const noexcept {
+  return inputType[0];
+}
+
+bool AdaptivePool2d::supportsFormatCombination(
+    int pos, const nvinfer1::PluginTensorDesc* inOut, int nbInputs, int nbOutputs) noexcept {
+  return (inOut[pos].format == nvinfer1::PluginFormat::kLINEAR);
+}
+
+int AdaptivePool2d::initialize() noexcept {
+    return 0;
+}
+
+void AdaptivePool2d::terminate() noexcept {
+  return;
+}
+
+size_t AdaptivePool2d::getWorkspaceSize(const nvinfer1::PluginTensorDesc* inputs, 
+                                        int nbInputs, 
+                                        const nvinfer1::PluginTensorDesc* outputs,
+                                        int nbOutputs) const noexcept {
+  return 0;
+}
+
+const char* AdaptivePool2d::getPluginType() const noexcept {
+  return "AdaptivePool2d";
+}
+
+const char* AdaptivePool2d::getPluginVersion() const noexcept {
+  return "1";
+}
+
+void AdaptivePool2d::destroy() noexcept {
+  return;
+}
+void AdaptivePool2d::configurePlugin(const nvinfer1::DynamicPluginTensorDesc* in, int nbInputs,
+        const nvinfer1::DynamicPluginTensorDesc* out, int nbOutputs) noexcept  {
+   return;
+}
+nvinfer1::IPluginV2DynamicExt* AdaptivePool2d::clone() const noexcept {
+  try{
+      nvinfer1::IPluginV2DynamicExt* plugin = new AdaptivePool2d(output_size_, pooling_type_);
+      plugin->setPluginNamespace(mNamespace.c_str());
+      return plugin;
+  }
+  catch (std::exception const& e){
+    FDASSERT(false, "clone failed: %s.",e.what());
+  }
+  return nullptr;
+}
+
+AdaptivePool2dPluginCreator::AdaptivePool2dPluginCreator() {
+  mPluginAttributes.clear();
+  mPluginAttributes.emplace_back(nvinfer1::PluginField("output_size", nullptr, nvinfer1::PluginFieldType::kINT32, 4));
+  mPluginAttributes.emplace_back(nvinfer1::PluginField("pooling_type", nullptr, nvinfer1::PluginFieldType::kCHAR, 3));
+
+  mFC.nbFields = mPluginAttributes.size();
+  mFC.fields = mPluginAttributes.data();
+}
+
+const char* AdaptivePool2dPluginCreator::getPluginName() const noexcept {
+  return "AdaptivePool2d";
+}
+
+const char* AdaptivePool2dPluginCreator::getPluginVersion() const noexcept {
+  return "1";
+}
+
+const nvinfer1::PluginFieldCollection* AdaptivePool2dPluginCreator::getFieldNames() noexcept {
+  return &mFC;
+}
+
+nvinfer1::IPluginV2DynamicExt* AdaptivePool2dPluginCreator::createPlugin(const char* name, 
+                                      const nvinfer1::PluginFieldCollection* fc) noexcept {
+  try{
+    const nvinfer1::PluginField* fields = fc->fields;
+    auto const dims = static_cast<int32_t const*>(fields[0].data);
+    output_size_.resize(4);
+    for(int64_t i = 0; i < 4; i++){
+      output_size_[i] = dims[i];
+    }
+
+    const char* pooling_type_ptr = (static_cast<char const*>(fields[1].data));
+    std::string pooling_type(pooling_type_ptr, 3);
+    pooling_type_ = pooling_type;
+    return new AdaptivePool2d(output_size_, pooling_type_);
+  }
+  catch (std::exception const& e){
+    FDASSERT(false, "createPlugin failed: %s.",e.what());
+  }
+  return nullptr;
+}
+
+nvinfer1::IPluginV2DynamicExt* AdaptivePool2dPluginCreator::deserializePlugin(const char* name, 
+                                            const void* serialData, 
+                                            size_t serialLength) noexcept {
+  try{
+    return new AdaptivePool2d(serialData, serialLength);
+  }
+  catch (std::exception const& e){
+    FDASSERT(false, "deserializePlugin failed: %s.",e.what());
+  }
+  return nullptr;
+}
+
+} // namespace fastdeploy
\ No newline at end of file
diff --git a/fastdeploy/backends/tensorrt/ops/adaptive_pool2d.h b/fastdeploy/backends/tensorrt/ops/adaptive_pool2d.h
new file mode 100755
index 000000000..2e6e45e2c
--- /dev/null
+++ b/fastdeploy/backends/tensorrt/ops/adaptive_pool2d.h
@@ -0,0 +1,112 @@
+// Copyright (c) 2022 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.
+
+#pragma once
+#include "fastdeploy/backends/op_cuda_kernels/adaptive_pool2d_kernel.h"
+#include "common.h" // NOLINT
+
+namespace fastdeploy {
+
+class AdaptivePool2d : public BasePlugin {
+ public:
+    AdaptivePool2d(std::vector<int32_t> output_size, std::string pooling_type);
+
+    AdaptivePool2d(const void* buffer, size_t length);
+
+    ~AdaptivePool2d() override = default;
+
+    int getNbOutputs() const noexcept override;
+
+    nvinfer1::DimsExprs getOutputDimensions(
+                        int outputIndex,
+                        const nvinfer1::DimsExprs* inputs,
+                        int nbInputs,
+                        nvinfer1::IExprBuilder& exprBuilder) noexcept override;
+
+    nvinfer1::DataType getOutputDataType(
+                        int index,
+                        const nvinfer1::DataType* inputType,
+                        int nbInputs) const noexcept override;
+
+    bool supportsFormatCombination(
+                        int pos,
+                        const nvinfer1::PluginTensorDesc* inOut,
+                        int nbInputs,
+                        int nbOutputs) noexcept override;
+
+    int initialize() noexcept override;
+
+    void terminate() noexcept override;
+
+    size_t getWorkspaceSize(const nvinfer1::PluginTensorDesc* inputs,
+                            int nbInputs,
+                            const nvinfer1::PluginTensorDesc* outputs,
+                            int nbOutputs) const noexcept override;
+
+    int enqueue(const nvinfer1::PluginTensorDesc* inputDesc,
+                const nvinfer1::PluginTensorDesc* outputDesc,
+                const void* const* inputs,
+                void* const* outputs,
+                void* workspace,
+                cudaStream_t stream) noexcept override;
+
+    size_t getSerializationSize() const noexcept override;
+
+    void serialize(void* buffer) const noexcept override;
+
+    const char* getPluginType() const noexcept override;
+
+    const char* getPluginVersion() const noexcept override;
+    void configurePlugin(const nvinfer1::DynamicPluginTensorDesc* in,
+                        int nbInputs,
+                        const nvinfer1::DynamicPluginTensorDesc* out,
+                        int nbOutputs) noexcept override;
+    void destroy() noexcept override;
+
+    nvinfer1::IPluginV2DynamicExt* clone() const noexcept override;
+
+ private:
+    std::vector<int32_t> output_size_;
+    std::string pooling_type_;
+};
+
+class AdaptivePool2dPluginCreator : public BaseCreator {
+ public:
+    AdaptivePool2dPluginCreator();
+
+    ~AdaptivePool2dPluginCreator() override = default;
+
+    const char* getPluginName() const noexcept override;
+
+    const char* getPluginVersion() const noexcept override;
+
+    const nvinfer1::PluginFieldCollection* getFieldNames() noexcept override;
+
+    nvinfer1::IPluginV2DynamicExt* createPlugin(const char* name,
+                  const nvinfer1::PluginFieldCollection* fc) noexcept override;
+
+    nvinfer1::IPluginV2DynamicExt* deserializePlugin(const char* name,
+                          const void* serialData,
+                          size_t serialLength) noexcept override;
+
+ private:
+    static nvinfer1::PluginFieldCollection mFC;
+    static std::vector<nvinfer1::PluginField> mPluginAttributes;
+    std::vector<int32_t> output_size_;
+    std::string pooling_type_;
+};
+
+REGISTER_TENSORRT_PLUGIN(AdaptivePool2dPluginCreator);
+
+}  // namespace fastdeploy
diff --git a/fastdeploy/backends/tensorrt/ops/common.h b/fastdeploy/backends/tensorrt/ops/common.h
new file mode 100755
index 000000000..beada71ff
--- /dev/null
+++ b/fastdeploy/backends/tensorrt/ops/common.h
@@ -0,0 +1,80 @@
+// Copyright (c) 2022 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.
+
+#pragma once
+
+#include "NvInferPlugin.h"
+#include "NvInferRuntimeCommon.h"
+#include "fastdeploy/utils/utils.h"
+#include <iostream>
+#include <string>
+#include <vector>
+#include <memory>
+#include <cstring>
+#include <sstream>
+
+namespace fastdeploy {
+
+class BasePlugin : public nvinfer1::IPluginV2DynamicExt {
+ protected:
+    void setPluginNamespace(const char* libNamespace) noexcept override {
+      mNamespace = libNamespace;
+    }
+
+    const char* getPluginNamespace() const noexcept override {
+      return mNamespace.c_str();
+    }
+
+    std::string mNamespace;
+};
+
+class BaseCreator : public nvinfer1::IPluginCreator {
+ public:
+    void setPluginNamespace(const char* libNamespace) noexcept override {
+        mNamespace = libNamespace;
+    }
+
+    const char* getPluginNamespace() const noexcept override {
+        return mNamespace.c_str();
+    }
+
+ protected:
+    std::string mNamespace;
+};
+
+typedef enum {
+  STATUS_SUCCESS = 0,
+  STATUS_FAILURE = 1,
+  STATUS_BAD_PARAM = 2,
+  STATUS_NOT_SUPPORTED = 3,
+  STATUS_NOT_INITIALIZED = 4
+} pluginStatus_t;
+
+// Write values into buffer
+template <typename T>
+void write(char*& buffer, const T& val) {
+    std::memcpy(buffer, &val, sizeof(T));
+    buffer += sizeof(T);
+}
+
+// Read values from buffer
+template <typename T>
+T read(const char*& buffer) {
+    T val{};
+    std::memcpy(&val, buffer, sizeof(T));
+    buffer += sizeof(T);
+    return val;
+}
+
+}  // namespace fastdeploy
diff --git a/fastdeploy/backends/tensorrt/trt_backend.cc b/fastdeploy/backends/tensorrt/trt_backend.cc
index 82cb45464..5cdc266b6 100755
--- a/fastdeploy/backends/tensorrt/trt_backend.cc
+++ b/fastdeploy/backends/tensorrt/trt_backend.cc
@@ -124,14 +124,18 @@ bool TrtBackend::InitFromPaddle(const std::string& model_file,
   option_ = option;
 
 #ifdef ENABLE_PADDLE_FRONTEND
+  std::vector<paddle2onnx::CustomOp> ops;
+  ops.resize(1);
+  strcpy(ops[0].op_name, "pool2d");
+  strcpy(ops[0].export_op_name, "AdaptivePool2d");
   char* model_content_ptr;
   int model_content_size = 0;
   char* calibration_cache_ptr;
   int calibration_cache_size = 0;
   if (!paddle2onnx::Export(model_file.c_str(), params_file.c_str(),
                            &model_content_ptr, &model_content_size, 11, true,
-                           verbose, true, true, true, nullptr,
-                           0, "tensorrt",
+                           verbose, true, true, true, ops.data(),
+                           1, "tensorrt",
                            &calibration_cache_ptr, &calibration_cache_size, "", &save_external_)) {
     FDERROR << "Error occured while export PaddlePaddle to ONNX format."
             << std::endl;