diff --git a/ge/hybrid/executor/hybrid_model_executor.cc b/ge/hybrid/executor/hybrid_model_executor.cc
index d8939175..9bf70d26 100755
--- a/ge/hybrid/executor/hybrid_model_executor.cc
+++ b/ge/hybrid/executor/hybrid_model_executor.cc
@@ -41,6 +41,8 @@ HybridModelExecutor::~HybridModelExecutor() {
 Status HybridModelExecutor::Init() {
   GELOGD("Start to init HybridGraphEngine.");
   GE_CHK_STATUS_RET_NOLOG(InitExecutionContext());
+  root_graph_executor_.reset(new (std::nothrow) SubgraphExecutor(model_->GetRootGraphItem(), &context_));
+  GE_CHECK_NOTNULL(root_graph_executor_);
   GELOGD("HybridGraphEngine initialized successfully.");
   return SUCCESS;
 }
@@ -60,8 +62,7 @@ Status HybridModelExecutor::Execute(HybridModelExecutor::ExecuteArgs &args) {
     GE_CHK_RT_RET(rtMemcpyAsync(context_.global_step, sizeof(uint64_t), &context_.iteration,
                                 sizeof(uint64_t), RT_MEMCPY_HOST_TO_DEVICE_EX, context_.stream));
   }
-  SubgraphExecutor executor(model_->GetRootGraphItem(), &context_);
-  auto ret = ExecuteGraphInternal(executor, args);
+  auto ret = ExecuteGraphInternal(args);
   Cleanup();
   RECORD_MODEL_EXECUTION_EVENT(&context_, "[Cleanup] End");
   GELOGD("Model executed successfully.");
@@ -69,6 +70,7 @@ Status HybridModelExecutor::Execute(HybridModelExecutor::ExecuteArgs &args) {
     context_.profiler->Dump(std::cout);
     context_.profiler->Reset();
   }
+  root_graph_executor_->ReleaseContext();
 
   context_.iteration += 1;
   if (ret == END_OF_SEQUENCE) {
@@ -79,8 +81,7 @@ Status HybridModelExecutor::Execute(HybridModelExecutor::ExecuteArgs &args) {
   return SUCCESS;
 }
 
-Status HybridModelExecutor::ExecuteGraphInternal(SubgraphExecutor &executor,
-                                                 HybridModelExecutor::ExecuteArgs &args) {
+Status HybridModelExecutor::ExecuteGraphInternal(HybridModelExecutor::ExecuteArgs &args) {
   RECORD_MODEL_EXECUTION_EVENT(&context_, "[InitContext] Start");
   GE_CHK_STATUS_RET_NOLOG(ResetExecutionContext(context_));
   RECORD_MODEL_EXECUTION_EVENT(&context_, "[InitContext] End");
@@ -94,7 +95,7 @@ Status HybridModelExecutor::ExecuteGraphInternal(SubgraphExecutor &executor,
     GE_CHK_STATUS_RET_NOLOG(prof_mgr.ProfileStepInfo(index_id, model_id, 0, stream_, device_id));
   }
 
-  HYBRID_CHK_STATUS_RET(executor.ExecuteAsync(args.inputs, args.input_desc, args.outputs),
+  HYBRID_CHK_STATUS_RET(root_graph_executor_->ExecuteAsync(args.inputs, args.input_desc, args.outputs),
                         "Failed to execute partitioned call.");
   RECORD_MODEL_EXECUTION_EVENT(&context_, "[ExecuteAsync] End");
 
@@ -103,7 +104,7 @@ Status HybridModelExecutor::ExecuteGraphInternal(SubgraphExecutor &executor,
   }
 
   if (!model_->IsSingleOp()) {
-    Status ret = executor.Synchronize();
+    Status ret = root_graph_executor_->Synchronize();
     if (ret != ge::SUCCESS) {
       auto model_manager = ModelManager::GetInstance();
       GE_CHECK_NOTNULL(model_manager);
@@ -123,7 +124,7 @@ Status HybridModelExecutor::ExecuteGraphInternal(SubgraphExecutor &executor,
   }
 
   args.outputs.clear();
-  HYBRID_CHK_STATUS_RET(executor.GetOutputs(args.outputs, args.output_desc), "Failed to get outputs");
+  HYBRID_CHK_STATUS_RET(root_graph_executor_->GetOutputs(args.outputs, args.output_desc), "Failed to get outputs");
   RECORD_MODEL_EXECUTION_EVENT(&context_, "[GetOutput] End");
   return SUCCESS;
 }
diff --git a/ge/hybrid/executor/hybrid_model_executor.h b/ge/hybrid/executor/hybrid_model_executor.h
index 566043d9..102e4f8b 100644
--- a/ge/hybrid/executor/hybrid_model_executor.h
+++ b/ge/hybrid/executor/hybrid_model_executor.h
@@ -48,7 +48,7 @@ class HybridModelExecutor {
   Status Execute(ExecuteArgs &args);
 
  private:
-  Status ExecuteGraphInternal(SubgraphExecutor &executor, ExecuteArgs &args);
+  Status ExecuteGraphInternal(ExecuteArgs &args);
   Status Cleanup();
   Status InitExecutionContext();
   static Status ResetExecutionContext(GraphExecutionContext &context);
@@ -58,6 +58,7 @@ class HybridModelExecutor {
   uint32_t device_id_;
   rtStream_t stream_;
   GraphExecutionContext context_;
+  std::unique_ptr<SubgraphExecutor> root_graph_executor_;
 };
 }  // namespace hybrid
 }  // namespace ge
diff --git a/ge/hybrid/executor/node_state.h b/ge/hybrid/executor/node_state.h
index 85f9e4c3..b80b60b0 100644
--- a/ge/hybrid/executor/node_state.h
+++ b/ge/hybrid/executor/node_state.h
@@ -177,6 +177,10 @@ struct NodeState {
   void SetTaskContext(std::shared_ptr<TaskContext> &task_context);
   std::shared_ptr<TaskContext> GetTaskContext();
 
+  void SetSkipInferShape(bool skip_infershape) { skip_infershape_ = skip_infershape; }
+
+  bool MaySkipShapeInference() const { return skip_infershape_; }
+
  private:
   bool IsScheduleReady() const;
   void SetDataSchedule(const NodeState &node_state, const std::function<void(const NodeItem *)> &ready);
@@ -204,6 +208,7 @@ struct NodeState {
   int merge_index_ = -1; // Use for Execute (Reset after Executed).
   int switch_index_ = -1; // Use for Schedule (Reset after Prepared).
   int group_ = -1;
+  bool skip_infershape_ = false;
 };
 }  // namespace hybrid
 }  // namespace ge
diff --git a/ge/hybrid/executor/subgraph_executor.cc b/ge/hybrid/executor/subgraph_executor.cc
index 7429acc5..6979d05f 100644
--- a/ge/hybrid/executor/subgraph_executor.cc
+++ b/ge/hybrid/executor/subgraph_executor.cc
@@ -103,6 +103,14 @@ Status SubgraphExecutor::InitInputsForUnknownShape(const std::vector<TensorValue
       auto node_state = subgraph_context_->GetOrCreateNodeState(input_node);
       GE_CHECK_NOTNULL(node_state);
       node_state->GetShapeInferenceState().UpdateInputShape(0, *tensor_desc);
+      auto op_desc = input_node->GetOpDesc();
+      GE_CHECK_NOTNULL(op_desc);
+      auto output_desc = op_desc->MutableOutputDesc(kDataInputIndex);
+      GE_CHECK_NOTNULL(output_desc);
+      output_desc->SetShape(tensor_desc->GetShape());
+      output_desc->SetOriginShape(tensor_desc->GetOriginShape());
+      output_desc->SetDataType(tensor_desc->GetDataType());
+      node_state->SetSkipInferShape(true);
     }
   }
 
diff --git a/ge/hybrid/executor/subgraph_executor.h b/ge/hybrid/executor/subgraph_executor.h
index e4c0debe..76732c37 100644
--- a/ge/hybrid/executor/subgraph_executor.h
+++ b/ge/hybrid/executor/subgraph_executor.h
@@ -41,6 +41,8 @@ class SubgraphExecutor {
 
   Status PartialExecuteAsync(int task_group);
 
+  void ReleaseContext() { subgraph_context_.reset(nullptr); }
+
   /**
    * Execute subgraph async, output tensor address(not data) and output tensor descriptions are
    * valid after this method returned
diff --git a/ge/hybrid/executor/worker/shape_inference_engine.cc b/ge/hybrid/executor/worker/shape_inference_engine.cc
index a2efbb25..50dc389c 100755
--- a/ge/hybrid/executor/worker/shape_inference_engine.cc
+++ b/ge/hybrid/executor/worker/shape_inference_engine.cc
@@ -68,8 +68,9 @@ Status ShapeInferenceEngine::InferShape(NodeState &node_state) {
   }
 
   // Do shape inference
+  // Skipping infer shape of input node.
   GELOGD("[%s] Start to invoke InferShapeAndType", node_item.NodeName().c_str());
-  {
+  if (!node_state.MaySkipShapeInference()) {
     RECORD_SHAPE_INFERENCE_EVENT(execution_context_, node_item.NodeName().c_str(), "[InferShapeAndType] Start");
     GE_CHK_STATUS_RET(ShapeRefiner::InferShapeAndTypeForRunning(node_item.node, true),
         "[Invoke][InferShapeAndType] for %s failed.", node_item.NodeName().c_str());
diff --git a/ge/single_op/single_op_model.cc b/ge/single_op/single_op_model.cc
index 67642f2e..90a6362c 100755
--- a/ge/single_op/single_op_model.cc
+++ b/ge/single_op/single_op_model.cc
@@ -44,29 +44,63 @@ using std::vector;
 namespace ge {
 namespace {
 const size_t kDataOutputNum = 1;
+const uint32_t kInputIndexOfData = 0;
 const uint32_t kOutputIndexOfData = 0;
 constexpr char const *kAttrSupportDynamicShape = "support_dynamicshape";
 
-Status IfInferDepend(GeModelPtr &ge_model, bool &flag) {
+Status CheckHostMem(const std::vector<string> &dependencies, const NodePtr &node, bool &is_host_mem) {
+  auto op_desc = node->GetOpDesc();
+  for (const auto &input_name : dependencies) {
+    int input_index = op_desc->GetInputIndexByName(input_name);
+    if (input_index < 0) {
+      GELOGE(INTERNAL_ERROR, "[Get][InputIndex]failed, node:[%s] inputname: %s.",
+             node->GetName().c_str(), input_name.c_str());
+      REPORT_CALL_ERROR("E19999", "GetInputIndexByName failed, node:[%s] inputname: %s.",
+                        node->GetName().c_str(), input_name.c_str());
+      return INTERNAL_ERROR;
+    }
+
+    const auto &src_node = NodeUtils::GetInDataNodeByIndex(*node, input_index);
+    GE_CHECK_NOTNULL(src_node);
+    auto src_op_desc = src_node->GetOpDesc();
+    GE_CHECK_NOTNULL(src_op_desc);
+    if (src_op_desc->GetType() == DATA) {
+      auto tensor = src_op_desc->MutableInputDesc(kInputIndexOfData);
+      if (AttrUtils::HasAttr(tensor, ATTR_NAME_VALUE)) {
+        GELOGD("Get hostmem from node %s, inputname: %s.", src_node->GetName().c_str(), input_name.c_str());
+        continue;
+      }
+    }
+    is_host_mem = false;
+    return SUCCESS;
+  }
+  is_host_mem = true;
+  return SUCCESS;
+}
+
+Status CheckInferDepend(GeModelPtr &ge_model, bool &is_infer_depend, bool &is_host_mem) {
   auto comp_graph = GraphUtils::GetComputeGraph(ge_model->GetGraph());
   GE_CHECK_NOTNULL(comp_graph);
   for (const auto &node : comp_graph->GetAllNodes()) {
+    GE_CHECK_NOTNULL(node);
     auto op_desc = node->GetOpDesc();
     GE_CHECK_NOTNULL(op_desc);
     const auto &depends = op_desc->GetOpInferDepends();
     bool support_dynamic_shape = false;
     (void)AttrUtils::GetBool(op_desc, kAttrSupportDynamicShape, support_dynamic_shape);
     if (!depends.empty() && support_dynamic_shape) {
-      flag = true;
-      return SUCCESS;
+      is_infer_depend = true;
+      return CheckHostMem(depends, node, is_host_mem);
     }
   }
   return SUCCESS;
 }
 
 Status NeedHybridModel(GeModelPtr &ge_model, bool &flag) {
-  bool infer_depend_flag = false;
-  GE_CHK_STATUS_RET(IfInferDepend(ge_model, infer_depend_flag), "[Check][InferDepend] failed.");
+  bool is_infer_depend = false;
+  bool is_host_mem = false;
+  GE_CHK_STATUS_RET(CheckInferDepend(ge_model, is_infer_depend, is_host_mem), "[Check][InferDepend] failed.");
+  bool need_d2h_cpy = is_infer_depend && !is_host_mem;
   auto tasks = ge_model->GetModelTaskDefPtr()->task();
   int32_t kernel_task_num = 0;
   for (int i = 0; i < tasks.size(); ++i) {
@@ -76,7 +110,7 @@ Status NeedHybridModel(GeModelPtr &ge_model, bool &flag) {
                                                                 tasks[i].kernel_with_handle().context();
       auto kernel_type = static_cast<ccKernelType>(context.kernel_type());
       if (kernel_type == ccKernelType::TE) {
-        if (infer_depend_flag) {
+        if (need_d2h_cpy) {
           flag = true;
           return SUCCESS;
         }
@@ -517,7 +551,8 @@ Status SingleOpModel::BuildOp(StreamResource &resource, SingleOp &single_op) {
   auto ge_model = model_helper_.GetGeModel();
   GE_CHECK_NOTNULL(ge_model);
   bool infer_depend_flag = false;
-  GE_CHK_STATUS_RET(IfInferDepend(ge_model, infer_depend_flag), "[Check][InferDepend] failed.");
+  bool is_host_mem = false;
+  GE_CHK_STATUS_RET(CheckInferDepend(ge_model, infer_depend_flag, is_host_mem), "[Check][InferDepend] failed.");
   if (infer_depend_flag) {
     // construct single_op, do single op with HybridModelExecutor
     GELOGD("Init hybrid model params of single op, and will do execute with hybrid model executor.");
diff --git a/tests/ut/ge/hybrid/executor/hybrid_model_async_executor_unittest.cc b/tests/ut/ge/hybrid/executor/hybrid_model_async_executor_unittest.cc
index d2679439..98bb78f2 100644
--- a/tests/ut/ge/hybrid/executor/hybrid_model_async_executor_unittest.cc
+++ b/tests/ut/ge/hybrid/executor/hybrid_model_async_executor_unittest.cc
@@ -87,21 +87,20 @@ TEST_F(UtestHybridModelAsyncExecutor, BuildDeviceTensor) {
   ASSERT_EQ(size, 100);
 }
 
-TEST_F(UtestHybridModelAsyncExecutor, Test_execute_internal) {
+TEST_F(UtestHybridModelAsyncExecutor, Test_execute) {
   ComputeGraphPtr graph = std::make_shared<ComputeGraph>("test");
   GeRootModelPtr ge_root_model = make_shared<GeRootModel>(graph);
   ge_root_model->SetModelName("test_name");
   HybridModel hybrid_model(ge_root_model);
+  hybrid_model.root_graph_item_.reset(new GraphItem);
 
   HybridModelExecutor executor(&hybrid_model, 0, nullptr);
   ASSERT_EQ(executor.Init(), SUCCESS);
   auto &context = executor.context_;
-  GraphItem graph_item;
-  SubgraphExecutor subgraph_executor(&graph_item, &context);
   HybridModelExecutor::ExecuteArgs args;
   std::pair<rtEvent_t, std::pair<rtCallback_t, void *>> eof_entry;
   eof_entry.first = nullptr;
   context.callback_manager->callback_queue_.Push(eof_entry);
-  ASSERT_EQ(executor.ExecuteGraphInternal(subgraph_executor, args), SUCCESS);
+  ASSERT_EQ(executor.Execute(args), SUCCESS);
 }
 } // namespace ge
\ No newline at end of file
diff --git a/tests/ut/ge/hybrid/ge_hybrid_unittest.cc b/tests/ut/ge/hybrid/ge_hybrid_unittest.cc
index 228af832..4f14f628 100644
--- a/tests/ut/ge/hybrid/ge_hybrid_unittest.cc
+++ b/tests/ut/ge/hybrid/ge_hybrid_unittest.cc
@@ -329,6 +329,7 @@ TEST_F(UtestGeHybrid, hybrid_model_executor) {
   ComputeGraphPtr compute_graph = MakeShared<ComputeGraph>("abc");
   GeRootModelPtr root_model = MakeShared<ge::GeRootModel>(compute_graph);
   HybridModel model(root_model);
+  model.root_graph_item_.reset(new GraphItem);
   HybridModel *model_ptr = &model;
 
   uint32_t device_id = 0;
diff --git a/tests/ut/ge/single_op/single_op_model_unittest.cc b/tests/ut/ge/single_op/single_op_model_unittest.cc
index a2c1cb02..1975f9f4 100644
--- a/tests/ut/ge/single_op/single_op_model_unittest.cc
+++ b/tests/ut/ge/single_op/single_op_model_unittest.cc
@@ -17,12 +17,11 @@
 #include <gtest/gtest.h>
 #include <vector>
 
+#define protected public
+#define private public
 #include "graph/load/model_manager/model_utils.h"
 #include "graph/utils/graph_utils.h"
 #include "runtime/rt.h"
-
-#define protected public
-#define private public
 #include "single_op/single_op_model.h"
 #include "single_op/task/tbe_task_builder.h"
 #include "single_op/task/rts_kernel_task_builder.h"
@@ -30,14 +29,19 @@
 #include "framework/common/helper/model_helper.h"
 #include "single_op/single_op.h"
 #include "single_op/stream_resource.h"
+#include "graph/passes/graph_builder_utils.h"
+#include "graph/op_desc_impl.h"
 #undef private
 #undef protected
-#include "graph/passes/graph_builder_utils.h"
 
 using namespace std;
 using namespace testing;
 using namespace ge;
 
+namespace {
+constexpr char const *kAttrSupportDynamicShape = "support_dynamicshape";
+}  // namespace
+
 class UtestSingleOpModel : public testing::Test {
  protected:
   void SetUp() {}
@@ -208,12 +212,22 @@ TEST_F(UtestSingleOpModel, test_build_dynamic_op) {
   model.model_helper_.model_ = ge::MakeShared<ge::GeModel>();
 
   // make graph
-  auto compute_graph = make_shared<ComputeGraph>("graph");
-  auto data_op = make_shared<OpDesc>("Data", DATA);
-  auto data_node = compute_graph->AddNode(data_op);
+  ut::GraphBuilder builder = ut::GraphBuilder("graph");
+  auto data = builder.AddNode("Data", "Data", 1, 1);
+  auto transdata = builder.AddNode("Transdata", "Transdata", 1, 1);
+  auto netoutput = builder.AddNode("Netoutput", "NetOutput", 1, 0);
+  builder.AddDataEdge(data, 0, transdata, 0);
+  builder.AddDataEdge(transdata, 0, netoutput, 0);
+  auto compute_graph = builder.GetGraph();
+
   auto graph = GraphUtils::CreateGraphFromComputeGraph(compute_graph);
   model.model_helper_.model_->SetGraph(graph);
 
+  auto op_desc = transdata->GetOpDesc();
+  const vector<string> depend_names = { "Data" };
+  op_desc->SetOpInferDepends(depend_names);
+  (void)AttrUtils::SetBool(op_desc, kAttrSupportDynamicShape, true);
+
   // set task_def
   auto model_task_def = make_shared<domi::ModelTaskDef>();
   domi::TaskDef *task_def = model_task_def->add_task();
@@ -227,6 +241,15 @@ TEST_F(UtestSingleOpModel, test_build_dynamic_op) {
   DynamicSingleOp dynamic_single_op(0, &stream_mu_, nullptr);
   StreamResource res((uintptr_t)1);
   model.BuildDynamicOp(res, dynamic_single_op);
+
+  op_desc->impl_->input_name_idx_["Data"] = 0;
+  model.BuildDynamicOp(res, dynamic_single_op);
+
+  auto tensor = std::make_shared<GeTensor>();
+  auto data_desc = data->GetOpDesc();
+  auto tensor_desc = data_desc->MutableInputDesc(0);
+  AttrUtils::SetTensor(tensor_desc, "_value", tensor);
+  model.BuildDynamicOp(res, dynamic_single_op);
 }
 
 TEST_F(UtestSingleOpModel, test_host_mem) {