diff --git a/ge/graph/passes/multi_batch_clone_pass.cc b/ge/graph/passes/multi_batch_clone_pass.cc
old mode 100755
new mode 100644
index 87d9749a..872f94fb
--- a/ge/graph/passes/multi_batch_clone_pass.cc
+++ b/ge/graph/passes/multi_batch_clone_pass.cc
@@ -503,12 +503,24 @@ Status MultiBatchClonePass::SetMaxShapeToData(const NodePtr &data) {
 
 ///
 /// @ingroup ge
-/// @brief Set shape to Data node in branch.
-/// @param [in] const NodePtr &data: data in branch.
+/// @brief Update Data node in Subgraph.
+/// @param [in] const NodePtr &data: data in Subgraph.
 /// @param [in] size_t index: The batch index.
 /// @return 0: SUCCESS / others: FAILED
 ///
-Status MultiBatchClonePass::UpdateShapeToData(const NodePtr &data, size_t index) {
+Status MultiBatchClonePass::UpdateSubgraphData(const NodePtr &data, size_t index) {
+  int node_index = -1;
+  if (!AttrUtils::GetInt(data->GetOpDesc(), ATTR_NAME_INDEX, node_index)) {
+    GELOGE(FAILED, "Failed to get index from data[%s]", data->GetName().c_str());
+    return FAILED;
+  }
+
+  int parent_index = node_index + 1;
+  if (!AttrUtils::SetInt(data->GetOpDesc(), ATTR_NAME_PARENT_NODE_INDEX, parent_index)) {
+    GELOGE(FAILED, "Failed to set parent index for node %s", data->GetName().c_str());
+    return FAILED;
+  }
+
   auto data_shape = NodeUtils::GetOutputDesc(*data, kDataOutIndex).GetShape();
   const auto &dims = data_shape.GetDims();
   if (std::all_of(dims.begin(), dims.end(), [](int64_t val) { return val >= 0; })) {
@@ -580,13 +592,15 @@ Status MultiBatchClonePass::CreateSubgraphs(const ComputeGraphPtr &graph, const
     subgraph->SetParentGraph(graph);
     graph->AddSubgraph(subgraph->GetName(), subgraph);
     all_branch_output_[subgraph] = subgraph->FindFirstNodeMatchType(NETOUTPUT);
+    GE_CHK_STATUS_RET(UpdateSubgraphOutput(all_branch_output_[subgraph]),
+		      "Update %s failed", all_branch_output_[subgraph]->GetName().c_str());
 
     const string key_name = "branches" + std::to_string(i);
     op_desc->AddSubgraphName(key_name);
     op_desc->SetSubgraphInstanceName(i, subgraph->GetName());
 
     for (const auto &data : input_nodes) {
-      GE_CHK_STATUS_RET(UpdateShapeToData(data, i), "Update %s failed", subgraph->GetName().c_str());
+      GE_CHK_STATUS_RET(UpdateSubgraphData(data, i), "Update %s failed", subgraph->GetName().c_str());
     }
   }
 
@@ -595,55 +609,27 @@ Status MultiBatchClonePass::CreateSubgraphs(const ComputeGraphPtr &graph, const
     const auto &op_desc = n->GetOpDesc();
     op_desc->SetName(n->GetName() + kMultiBatchNodePostfix + "0");
     if (n->GetType() == DATA) {
-      GE_CHK_STATUS_RET(UpdateShapeToData(n, 0), "Update %s failed", branch->GetName().c_str());
+      GE_CHK_STATUS_RET(UpdateSubgraphData(n, 0), "Update %s failed", branch->GetName().c_str());
     }
   }
 
-  return PostProcSubgraph(graph);
+  return SUCCESS;
 }
 
 ///
 /// @ingroup ge
-/// @brief Assign parent index for branches.
-/// @param [in] const ComputeGraphPtr &graph: Root/Case graph.
+/// @brief Update output_node in Subgraph.
+/// @param [in] const NodePtr &output_node: output_node in Subgraph.
 /// @return 0: SUCCESS / others: FAILED
 ///
-Status MultiBatchClonePass::PostProcSubgraph(const ComputeGraphPtr &graph) {
-  auto func_desc = case_node_->GetOpDesc();
-  domi::ParseSubgraphFuncV2 parse_func_v2 = nullptr;
-  auto post_func = domi::OpRegistry::Instance()->GetParseSubgraphPostFunc(func_desc->GetType());
-  if (post_func == nullptr) {
-    GELOGW("The subgraph post func for node %s type %s is null.", case_node_->GetName().c_str(),
-           case_node_->GetType().c_str());
-    if (domi::OpRegistry::Instance()->GetParseSubgraphPostFunc(func_desc->GetType(), parse_func_v2) != SUCCESS ||
-      parse_func_v2 == nullptr) {
-      GELOGW("The subgraph new post func v2 for node %s type %s is null", case_node_->GetName().c_str(),
-             case_node_->GetType().c_str());
-      return FAILED;
-    }
-  }
-
-  for (const auto &name : func_desc->GetSubgraphInstanceNames()) {
-    const auto &subgraph = graph->GetSubgraph(name);
-    if (subgraph == nullptr) {
-      GELOGE(FAILED, "Subgraph not found, name: %s", name.c_str());
-      return FAILED;
-    }
-
-    std::string subgraph_name;
-    GE_CHK_STATUS_RET(func_desc->GetSubgraphNameByInstanceName(subgraph->GetName(), subgraph_name),
-                      "Subgraph: %s get subgraph name failed.", subgraph->GetName().c_str());
-
-    auto graph = GraphUtils::CreateGraphFromComputeGraph(subgraph);
-    Status ret = FAILED;
-    if (post_func != nullptr) {
-      ret = post_func(subgraph_name, graph);
-    } else if (parse_func_v2 != nullptr) {
-      ret = parse_func_v2(subgraph_name.c_str(), graph);
-    }
-    if (ret != SUCCESS) {
-      GELOGE(FAILED, "Failed to post-process subgraph %s on node %s type %s", graph.GetName().c_str(),
-             case_node_->GetName().c_str(), case_node_->GetType().c_str());
+Status MultiBatchClonePass::UpdateSubgraphOutput(const NodePtr &output_node) {
+  const auto &op_desc = output_node->GetOpDesc();
+  GE_CHECK_NOTNULL(op_desc);
+  for (size_t index = 0; index < op_desc->GetInputsSize(); ++index) {
+    GeTensorDescPtr tensor = op_desc->MutableInputDesc(index);
+    GE_CHECK_NOTNULL(tensor);
+    if (!AttrUtils::SetInt(tensor, ATTR_NAME_PARENT_NODE_INDEX, index)) {
+      GELOGE(FAILED, "Failed to set parent index for node %s", output_node->GetName().c_str());
       return FAILED;
     }
   }
diff --git a/ge/graph/passes/multi_batch_clone_pass.h b/ge/graph/passes/multi_batch_clone_pass.h
old mode 100755
new mode 100644
index 1155dfc8..ee137b5a
--- a/ge/graph/passes/multi_batch_clone_pass.h
+++ b/ge/graph/passes/multi_batch_clone_pass.h
@@ -105,12 +105,20 @@ class MultiBatchClonePass : public GraphPass {
 
   ///
   /// @ingroup ge
-  /// @brief Set shape to Data node in branch.
-  /// @param [in] const NodePtr &data: data in branch.
+  /// @brief Update Data node in Subgraph.
+  /// @param [in] const NodePtr &data: data in Subgraph.
   /// @param [in] size_t index: The batch index.
   /// @return 0: SUCCESS / others: FAILED
   ///
-  Status UpdateShapeToData(const NodePtr &data, size_t index);
+  Status UpdateSubgraphData(const NodePtr &data, size_t index);
+
+  ///
+  /// @ingroup ge
+  /// @brief Update output_node in Subgraph.
+  /// @param [in] const NodePtr &output_node: output_node in Subgraph.
+  /// @return 0: SUCCESS / others: FAILED
+  ///
+  Status UpdateSubgraphOutput(const NodePtr &output_node);
 
   ///
   /// @ingroup ge
@@ -131,14 +139,6 @@ class MultiBatchClonePass : public GraphPass {
   ///
   Status CreateSubgraphs(const ComputeGraphPtr &graph, const ComputeGraphPtr &branch);
 
-  ///
-  /// @ingroup ge
-  /// @brief Assign parent index for branches.
-  /// @param [in] const ComputeGraphPtr &graph: Root/Case graph.
-  /// @return 0: SUCCESS / others: FAILED
-  ///
-  Status PostProcSubgraph(const ComputeGraphPtr &graph);
-
   ///
   /// @ingroup ge
   /// @brief Remove subgraph supend output anchor.