diff --git a/CMakeLists.txt b/CMakeLists.txt
index f06aa05..e4728f7 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -22,6 +22,7 @@ cmake_minimum_required(VERSION 3.16)
 
 option(TFLITE_ENABLE_MULTI_DEVICE       "Enable multi devices support"          OFF)
 option(TFLITE_ENABLE_OPTIMIZE           "Enable optimize tiny yolov4"           OFF)
+option(TFLITE_ENABLE_NODE_TRACE         "Enable node trace"                     OFF)
 
 if(TFLITE_ENABLE_OPTIMIZE)
   set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -DVSI_FEAT_OP_CUSTOM_TINY_YOLOV4_POSTPROCESS -DENABLE_TENSOR_CACHE")
@@ -64,6 +65,10 @@ if(TFLITE_ENABLE_MULTI_DEVICE)
   ADD_DEFINITIONS(-DMULTI_DEVICE_FEATURE_MODE)
 endif()
 
+if(TFLITE_ENABLE_NODE_TRACE)
+  ADD_DEFINITIONS(-DNODE_TRACE_DB_MODE)
+endif()
+
 add_library(vx_delegate SHARED ${VX_DELEGATES_SRCS})
 
 list(APPEND VX_CUSTOM_OP_SRCS
diff --git a/cmake/modules/Findtim-vx.cmake b/cmake/modules/Findtim-vx.cmake
index 01efbaf..d0240e8 100644
--- a/cmake/modules/Findtim-vx.cmake
+++ b/cmake/modules/Findtim-vx.cmake
@@ -25,6 +25,9 @@ if(TFLITE_ENABLE_MULTI_DEVICE)
   set(TIM_VX_ENABLE_40BIT "ON")
 endif()
 
+if(TFLITE_ENABLE_NODE_TRACE)
+  set(TIM_VX_ENABLE_NODE_TRACE "ON")
+endif()
 if((NOT DEFINED TIM_VX_INSTALL))
   if(TFLITE_ENABLE_MULTI_DEVICE AND (NOT EXTERNAL_VIV_SDK))
     message(FATAL_ERROR "FATAL: multi device only suppot 40 bit driver,
@@ -43,10 +46,16 @@ if((NOT DEFINED TIM_VX_INSTALL))
   include_directories(${tim-vx_SOURCE_DIR}/include)
   add_subdirectory("${tim-vx_SOURCE_DIR}"
                    "${tim-vx_BINARY_DIR}")
+  if(${TIM_VX_ENABLE_NODE_TRACE})
+    list(APPEND VX_DELEGATE_DEPENDENCIES ${tim-vx_BINARY_DIR}/_deps/jsoncpp-build/src/lib_json/libjsoncpp.so)
+  endif()
   # list(APPEND VX_DELEGATE_DEPENDENCIES tim-vx)
 else()
   message("=== Building with TIM_VX_LIBRIRIES from ${TIM_VX_INSTALL} ===")
   include_directories(${TIM_VX_INSTALL}/include)
   set(LIBDIR lib)
   list(APPEND VX_DELEGATE_DEPENDENCIES ${TIM_VX_INSTALL}/${LIBDIR}/libtim-vx.so)
+  if(${TIM_VX_ENABLE_NODE_TRACE})
+    list(APPEND VX_DELEGATE_DEPENDENCIES ${TIM_VX_INSTALL}/${LIBDIR}/libjsoncpp.so)
+  endif()
 endif()
diff --git a/delegate_main.cc b/delegate_main.cc
index f2e4980..33937c7 100644
--- a/delegate_main.cc
+++ b/delegate_main.cc
@@ -41,6 +41,10 @@
 #include "tim/transform/layout_inference.h"
 #include "tim/transform/mean_stddev_normalize_fusion.h"
 
+#ifdef NODE_TRACE_DB_MODE
+#include "json/json.h"
+#endif
+
 using namespace tflite;
 namespace {
 
@@ -529,6 +533,11 @@ TfLiteStatus Delegate::Invoke(const OpData& op_data,
                               TfLiteContext* context,
                               TfLiteNode* node) {
   TFLITE_LOG(TFLITE_LOG_INFO, "Delegate::Invoke node: %p", node->user_data);
+
+#ifdef NODE_TRACE_DB_MODE
+  std::vector<vx::delegate::TfliteNodeIDPair> tflite_node_id_map;
+#endif
+
   if (!compiled_) {
     // TODO(bo): Handling multi-thread use case
     context_ = tim::vx::Context::Create();
@@ -562,12 +571,29 @@ TfLiteStatus Delegate::Invoke(const OpData& op_data,
       auto& states = op_info.states;
       auto& builtin_data = op_info.builtin_data;
 
+#ifdef NODE_TRACE_DB_MODE
+      vx::delegate::TfliteNodeIDPair tflite_node_id_pair;
+      std::vector<std::shared_ptr<tim::vx::Operation>> before_op_vector;
+      std::vector<std::shared_ptr<tim::vx::Operation>> after_op_vector;
+#endif
+
       std::vector<int> inputs_outputs;
       std::copy(
           inputs.begin(), inputs.end(), std::back_inserter(inputs_outputs));
       std::copy(
           outputs.begin(), outputs.end(), std::back_inserter(inputs_outputs));
 
+#ifdef NODE_TRACE_DB_MODE
+        tflite_node_id_pair.builtin_code = builtin_code;
+        std::copy(
+            inputs.begin(), inputs.end(), std::back_inserter(tflite_node_id_pair.inputs));
+        std::copy(
+            outputs.begin(), outputs.end(), std::back_inserter(tflite_node_id_pair.outputs));
+        std::copy(
+            this->GetGraph()->OpVector().begin(), this->GetGraph()->OpVector().end(), std::back_inserter(before_op_vector));
+        tflite_node_id_map.push_back(tflite_node_id_pair);
+#endif
+
       for (size_t port_idx = 0; port_idx < inputs_outputs.size(); port_idx++) {
         int tensor_idx = inputs_outputs[port_idx];
         if (-1 != tensor_idx && tensors_.find(tensor_idx) == tensors_.end()) {
@@ -634,7 +660,15 @@ TfLiteStatus Delegate::Invoke(const OpData& op_data,
                     states_tensors,
                     builtin_data.data());
       }
+#ifdef NODE_TRACE_DB_MODE
+        std::copy(
+          this->GetGraph()->OpVector().begin(), this->GetGraph()->OpVector().end(), std::back_inserter(after_op_vector));
+        vx::delegate::utils::MapTfliteNodeToTimVxNode(before_op_vector, after_op_vector, tflite_node_id_map);
+#endif
     }
+#ifdef NODE_TRACE_DB_MODE
+      vx::delegate::utils::GenerateVxNodeTraceDb(tflite_node_id_map);
+#endif
 
     TFLITE_LOG(TFLITE_LOG_INFO, "Verifying graph");
     // Do normalization op fusion before layout inference
diff --git a/delegate_main.h b/delegate_main.h
index 1aec32a..9084c29 100644
--- a/delegate_main.h
+++ b/delegate_main.h
@@ -68,6 +68,17 @@ typedef struct {
   bool error_during_invoke;
 } VxDelegateOptions;
 
+#ifdef NODE_TRACE_DB_MODE
+typedef struct
+{
+  //tflite node unique id
+  std::vector<int> inputs;
+  std::vector<int> outputs;
+  int builtin_code;
+  //tim wx node uid
+  std::vector<uint32_t> op_uids;
+}TfliteNodeIDPair;
+#endif
 
 class Delegate;
 
diff --git a/utils.cc b/utils.cc
index 7898951..df235a6 100644
--- a/utils.cc
+++ b/utils.cc
@@ -25,6 +25,10 @@
 #include "utils.h"
 #include "tensorflow/lite/minimal_logging.h"
 
+#ifdef NODE_TRACE_DB_MODE
+#include "json/json.h"
+#endif
+
 using namespace tflite;
 
 namespace vx {
@@ -66,7 +70,6 @@ std::vector<uint32_t> GetOvxTransposePerm(const std::vector<uint32_t>& perm) {
   return ovx_perm;
 }
 
-
 void GenerateWeightsDataForBilinear(float* data,
                                     const std::vector<uint32_t>& weight_shape,
                                     uint32_t scale_w,
@@ -109,6 +112,70 @@ void GenerateWeightDataForNearest(float* data,
   return;
 }
 
+#ifdef NODE_TRACE_DB_MODE
+void MapTfliteNodeToTimVxNode(
+    const std::vector<std::shared_ptr<tim::vx::Operation>>& before_op_vector,
+    const std::vector<std::shared_ptr<tim::vx::Operation>>& after_op_vector,
+    std::vector<vx::delegate::TfliteNodeIDPair>& tflite_node_id_map) {
+  size_t new_operation_size = after_op_vector.size() - before_op_vector.size();
+  size_t i = 0;
+  std::vector<uint32_t> new_operation;
+  if (new_operation_size <= 0 || tflite_node_id_map.size() == 0) {
+    return;
+  }
+
+  for (i = 0; i < new_operation_size; i++) {
+    size_t new_operation_index = before_op_vector.size();
+    uint32_t uid = after_op_vector[new_operation_index + i]->uid();
+    tflite_node_id_map[tflite_node_id_map.size() - 1].op_uids.push_back(uid);
+  }
+  return;
+}
+
+void GenerateVxNodeTraceDb(
+    std::vector<vx::delegate::TfliteNodeIDPair>& tflite_node_id_map) {
+  Json::Value root;
+
+  Json::StyledWriter sw;
+  uint32_t i = 0;
+  std::fstream fs;
+  fs.open("vx_node_trace_db.json", std::ios::out | std::ios::trunc);
+
+  for (auto tflite_node_id_pair : tflite_node_id_map) {
+    Json::Value tflite_node_uid;
+    Json::Value tim_vx_uids;
+
+    Json::Value inputs_ids;
+    Json::Value outputs_ids;
+    Json::Value tflite_node_builtin_code;
+
+    Json::Value map_pair;
+    for (i = 0; i < tflite_node_id_pair.inputs.size(); i++) {
+      inputs_ids[i] = tflite_node_id_pair.inputs[i];
+    }
+    for (i = 0; i < tflite_node_id_pair.outputs.size(); i++) {
+      outputs_ids[i] = tflite_node_id_pair.outputs[i];
+    }
+    tflite_node_builtin_code = tflite_node_id_pair.builtin_code;
+    tflite_node_uid["inputs"] = inputs_ids;
+    tflite_node_uid["outputs"] = outputs_ids;
+    tflite_node_uid["builtin_code"] = tflite_node_id_pair.builtin_code;
+
+    for (i = 0; i < tflite_node_id_pair.op_uids.size(); i++) {
+      tim_vx_uids[i] = tflite_node_id_pair.op_uids[i];
+    }
+
+    map_pair["tflite_node_id"] = tflite_node_uid;
+    map_pair["tim_vx_uid"] = tim_vx_uids;
+    root.append(map_pair);
+  }
+
+  fs << sw.write(root);
+  fs.close();
+  return;
+}
+#endif
+
 }  // namespace utils
 }  // namespace delegate
 }  // namespace vx
diff --git a/utils.h b/utils.h
index 2a6d5a9..53d9cd7 100644
--- a/utils.h
+++ b/utils.h
@@ -79,6 +79,14 @@ void GenerateWeightsDataForBilinear(float* data,
 void GenerateWeightDataForNearest(float* data,
                                   const std::vector<uint32_t>& weight_shape);
 
+#ifdef NODE_TRACE_DB_MODE
+void MapTfliteNodeToTimVxNode(const std::vector<std::shared_ptr<tim::vx::Operation>>& before_op_vector,
+                              const std::vector<std::shared_ptr<tim::vx::Operation>>& after_op_vector,
+                              std::vector<vx::delegate::TfliteNodeIDPair>& tflite_node_id_map);
+
+void GenerateVxNodeTraceDb(std::vector<vx::delegate::TfliteNodeIDPair>& tflite_node_id_map);
+#endif
+
 template <typename T>
 inline void Quantize(const std::vector<float>& data, float scale,
                                int32_t zero_point, std::vector<T>& quant_data) {