diff --git a/tf_adapter/tests/st/optimizers/testcase/om_partition_subgraphs_pass_test.cc b/tf_adapter/tests/st/optimizers/testcase/om_partition_subgraphs_pass_test.cc
index 99f8d8ca85deb9e0966c4d2ac81bfcd396ce44a7..38e0704299108191e82e5d966ed9b68a867a4fcd 100644
--- a/tf_adapter/tests/st/optimizers/testcase/om_partition_subgraphs_pass_test.cc
+++ b/tf_adapter/tests/st/optimizers/testcase/om_partition_subgraphs_pass_test.cc
@@ -215,7 +215,7 @@ TEST_F(OmOptimizationPassTest, StringInputMaxSizeTest) {
 TEST_F(OmOptimizationPassTest, NpuOpsIdentifierTest01) {
   SetLogLevelForC(0);
   std::string opp_path = __FILE__;
-  opp_path = opp_path.substr(0, opp_path.rfind("/") + 1);
+  opp_path = opp_path.substr(0, opp_path.rfind("/") + 1) + "opp_path/";
   setenv("ASCEND_OPP_PATH", opp_path.c_str(), 1);
   std::string path_builtin = opp_path + "built-in";
   std::string path_vendors = opp_path + "vendors";
@@ -230,11 +230,12 @@ TEST_F(OmOptimizationPassTest, NpuOpsIdentifierTest01) {
   EXPECT_EQ(vendors[1], "mdc");
   EXPECT_EQ(vendors[2], "lhisi");
   ClearLogLevelForC();
+  system(("rm -rf " + opp_path).c_str());
 }
 TEST_F(OmOptimizationPassTest, NpuOpsIdentifierTest02) {
   SetLogLevelForC(0);
   std::string opp_path = __FILE__;
-  opp_path = opp_path.substr(0, opp_path.rfind("/") + 1);
+  opp_path = opp_path.substr(0, opp_path.rfind("/") + 1) + "opp_path/";
   setenv("ASCEND_OPP_PATH", opp_path.c_str(), 1);
   std::string path_builtin = opp_path + "built-in";
   std::string path_vendors = opp_path + "vendors";
@@ -247,11 +248,12 @@ TEST_F(OmOptimizationPassTest, NpuOpsIdentifierTest02) {
   EXPECT_NE(instance, nullptr);
   delete instance;
   ClearLogLevelForC();
+  system(("rm -rf " + opp_path).c_str());
 }
 TEST_F(OmOptimizationPassTest, NpuOpsIdentifierTest03) {
   SetLogLevelForC(0);
   std::string opp_path = __FILE__;
-  opp_path = opp_path.substr(0, opp_path.rfind("/") + 1);
+  opp_path = opp_path.substr(0, opp_path.rfind("/") + 1) + "opp_path/";
   setenv("ASCEND_OPP_PATH", opp_path.c_str(), 1);
   std::string path_builtin = opp_path + "built-in";
   std::string path_vendors = opp_path + "vendors";
@@ -264,6 +266,72 @@ TEST_F(OmOptimizationPassTest, NpuOpsIdentifierTest03) {
   EXPECT_NE(instance, nullptr);
   delete instance;
   ClearLogLevelForC();
+  system(("rm -rf " + opp_path).c_str());
+}
+TEST_F(OmOptimizationPassTest, NpuOpsIdentifierTest04) {
+  SetLogLevelForC(0);
+  std::string opp_path = __FILE__;
+  opp_path = opp_path.substr(0, opp_path.rfind("/") + 1) + "opp_path/";
+  std::string custom_opp_path = opp_path + "custom_opp_path";
+  setenv("ASCEND_OPP_PATH", opp_path.c_str(), 1);
+  setenv("ASCEND_CUSTOM_OPP_PATH", custom_opp_path.c_str(), 1);
+  std::string path_builtin = opp_path + "built-in";
+  std::string path_vendors = opp_path + "vendors";
+  std::string path_config = path_vendors + "/config.ini";
+  system(("mkdir -p " + path_builtin).c_str());
+  system(("mkdir -p " + path_vendors).c_str());
+  system(("echo 'load_priority=customize,mdc,lhisi' > " + path_config).c_str());
+  system(("mkdir -p " + custom_opp_path).c_str());
+  nlohmann::json allJson;
+  NpuOpsIdentifier *instance = new NpuOpsIdentifier(false, allJson);
+  EXPECT_NE(instance, nullptr);
+  delete instance;
+  ClearLogLevelForC();
+  system(("rm -rf " + opp_path).c_str());
+}
+TEST_F(OmOptimizationPassTest, NpuOpsIdentifierTest05) {
+  SetLogLevelForC(0);
+  std::string opp_path = __FILE__;
+  opp_path = opp_path.substr(0, opp_path.rfind("/") + 1) + "opp_path/";
+  std::string custom_opp_path = opp_path + "custom_opp_path";
+  setenv("ASCEND_OPP_PATH", opp_path.c_str(), 1);
+  setenv("ASCEND_CUSTOM_OPP_PATH", "", 1);
+  std::string path_builtin = opp_path + "built-in";
+  std::string path_vendors = opp_path + "vendors";
+  std::string path_config = path_vendors + "/config.ini";
+  system(("mkdir -p " + path_builtin).c_str());
+  system(("mkdir -p " + path_vendors).c_str());
+  system(("echo 'load_priority=customize,mdc,lhisi' > " + path_config).c_str());
+  system(("mkdir -p " + custom_opp_path).c_str());
+  nlohmann::json allJson;
+  NpuOpsIdentifier *instance = new NpuOpsIdentifier(false, allJson);
+  EXPECT_NE(instance, nullptr);
+  delete instance;
+  ClearLogLevelForC();
+  system(("rm -rf " + opp_path).c_str());
+}
+TEST_F(OmOptimizationPassTest, NpuOpsIdentifierTest06) {
+  SetLogLevelForC(0);
+  std::string opp_path = __FILE__;
+  opp_path = opp_path.substr(0, opp_path.rfind("/") + 1) + "opp_path/";
+  std::string custom_opp_path_01 = opp_path + "custom_opp_path_01";
+  std::string custom_opp_path_02 = opp_path + "custom_opp_path_02";
+  setenv("ASCEND_OPP_PATH", opp_path.c_str(), 1);
+  setenv("ASCEND_CUSTOM_OPP_PATH", (custom_opp_path_01 + ":" + custom_opp_path_02).c_str(), 1);
+  std::string path_builtin = opp_path + "built-in";
+  std::string path_vendors = opp_path + "vendors";
+  std::string path_config = path_vendors + "/config.ini";
+  system(("mkdir -p " + path_builtin).c_str());
+  system(("mkdir -p " + path_vendors).c_str());
+  system(("echo 'load_priority=customize,mdc,lhisi' > " + path_config).c_str());
+  system(("mkdir -p " + custom_opp_path_01).c_str());
+  system(("mkdir -p " + custom_opp_path_02).c_str());
+  nlohmann::json allJson;
+  NpuOpsIdentifier *instance = new NpuOpsIdentifier(false, allJson);
+  EXPECT_NE(instance, nullptr);
+  delete instance;
+  ClearLogLevelForC();
+  system(("rm -rf " + opp_path).c_str());
 }
 } // end namespace
 } // end tensorflow
diff --git a/tf_adapter/tests/ut/optimizers/testcase/om_partition_subgraphs_pass_test.cc b/tf_adapter/tests/ut/optimizers/testcase/om_partition_subgraphs_pass_test.cc
index 99f8d8ca85deb9e0966c4d2ac81bfcd396ce44a7..38e0704299108191e82e5d966ed9b68a867a4fcd 100644
--- a/tf_adapter/tests/ut/optimizers/testcase/om_partition_subgraphs_pass_test.cc
+++ b/tf_adapter/tests/ut/optimizers/testcase/om_partition_subgraphs_pass_test.cc
@@ -215,7 +215,7 @@ TEST_F(OmOptimizationPassTest, StringInputMaxSizeTest) {
 TEST_F(OmOptimizationPassTest, NpuOpsIdentifierTest01) {
   SetLogLevelForC(0);
   std::string opp_path = __FILE__;
-  opp_path = opp_path.substr(0, opp_path.rfind("/") + 1);
+  opp_path = opp_path.substr(0, opp_path.rfind("/") + 1) + "opp_path/";
   setenv("ASCEND_OPP_PATH", opp_path.c_str(), 1);
   std::string path_builtin = opp_path + "built-in";
   std::string path_vendors = opp_path + "vendors";
@@ -230,11 +230,12 @@ TEST_F(OmOptimizationPassTest, NpuOpsIdentifierTest01) {
   EXPECT_EQ(vendors[1], "mdc");
   EXPECT_EQ(vendors[2], "lhisi");
   ClearLogLevelForC();
+  system(("rm -rf " + opp_path).c_str());
 }
 TEST_F(OmOptimizationPassTest, NpuOpsIdentifierTest02) {
   SetLogLevelForC(0);
   std::string opp_path = __FILE__;
-  opp_path = opp_path.substr(0, opp_path.rfind("/") + 1);
+  opp_path = opp_path.substr(0, opp_path.rfind("/") + 1) + "opp_path/";
   setenv("ASCEND_OPP_PATH", opp_path.c_str(), 1);
   std::string path_builtin = opp_path + "built-in";
   std::string path_vendors = opp_path + "vendors";
@@ -247,11 +248,12 @@ TEST_F(OmOptimizationPassTest, NpuOpsIdentifierTest02) {
   EXPECT_NE(instance, nullptr);
   delete instance;
   ClearLogLevelForC();
+  system(("rm -rf " + opp_path).c_str());
 }
 TEST_F(OmOptimizationPassTest, NpuOpsIdentifierTest03) {
   SetLogLevelForC(0);
   std::string opp_path = __FILE__;
-  opp_path = opp_path.substr(0, opp_path.rfind("/") + 1);
+  opp_path = opp_path.substr(0, opp_path.rfind("/") + 1) + "opp_path/";
   setenv("ASCEND_OPP_PATH", opp_path.c_str(), 1);
   std::string path_builtin = opp_path + "built-in";
   std::string path_vendors = opp_path + "vendors";
@@ -264,6 +266,72 @@ TEST_F(OmOptimizationPassTest, NpuOpsIdentifierTest03) {
   EXPECT_NE(instance, nullptr);
   delete instance;
   ClearLogLevelForC();
+  system(("rm -rf " + opp_path).c_str());
+}
+TEST_F(OmOptimizationPassTest, NpuOpsIdentifierTest04) {
+  SetLogLevelForC(0);
+  std::string opp_path = __FILE__;
+  opp_path = opp_path.substr(0, opp_path.rfind("/") + 1) + "opp_path/";
+  std::string custom_opp_path = opp_path + "custom_opp_path";
+  setenv("ASCEND_OPP_PATH", opp_path.c_str(), 1);
+  setenv("ASCEND_CUSTOM_OPP_PATH", custom_opp_path.c_str(), 1);
+  std::string path_builtin = opp_path + "built-in";
+  std::string path_vendors = opp_path + "vendors";
+  std::string path_config = path_vendors + "/config.ini";
+  system(("mkdir -p " + path_builtin).c_str());
+  system(("mkdir -p " + path_vendors).c_str());
+  system(("echo 'load_priority=customize,mdc,lhisi' > " + path_config).c_str());
+  system(("mkdir -p " + custom_opp_path).c_str());
+  nlohmann::json allJson;
+  NpuOpsIdentifier *instance = new NpuOpsIdentifier(false, allJson);
+  EXPECT_NE(instance, nullptr);
+  delete instance;
+  ClearLogLevelForC();
+  system(("rm -rf " + opp_path).c_str());
+}
+TEST_F(OmOptimizationPassTest, NpuOpsIdentifierTest05) {
+  SetLogLevelForC(0);
+  std::string opp_path = __FILE__;
+  opp_path = opp_path.substr(0, opp_path.rfind("/") + 1) + "opp_path/";
+  std::string custom_opp_path = opp_path + "custom_opp_path";
+  setenv("ASCEND_OPP_PATH", opp_path.c_str(), 1);
+  setenv("ASCEND_CUSTOM_OPP_PATH", "", 1);
+  std::string path_builtin = opp_path + "built-in";
+  std::string path_vendors = opp_path + "vendors";
+  std::string path_config = path_vendors + "/config.ini";
+  system(("mkdir -p " + path_builtin).c_str());
+  system(("mkdir -p " + path_vendors).c_str());
+  system(("echo 'load_priority=customize,mdc,lhisi' > " + path_config).c_str());
+  system(("mkdir -p " + custom_opp_path).c_str());
+  nlohmann::json allJson;
+  NpuOpsIdentifier *instance = new NpuOpsIdentifier(false, allJson);
+  EXPECT_NE(instance, nullptr);
+  delete instance;
+  ClearLogLevelForC();
+  system(("rm -rf " + opp_path).c_str());
+}
+TEST_F(OmOptimizationPassTest, NpuOpsIdentifierTest06) {
+  SetLogLevelForC(0);
+  std::string opp_path = __FILE__;
+  opp_path = opp_path.substr(0, opp_path.rfind("/") + 1) + "opp_path/";
+  std::string custom_opp_path_01 = opp_path + "custom_opp_path_01";
+  std::string custom_opp_path_02 = opp_path + "custom_opp_path_02";
+  setenv("ASCEND_OPP_PATH", opp_path.c_str(), 1);
+  setenv("ASCEND_CUSTOM_OPP_PATH", (custom_opp_path_01 + ":" + custom_opp_path_02).c_str(), 1);
+  std::string path_builtin = opp_path + "built-in";
+  std::string path_vendors = opp_path + "vendors";
+  std::string path_config = path_vendors + "/config.ini";
+  system(("mkdir -p " + path_builtin).c_str());
+  system(("mkdir -p " + path_vendors).c_str());
+  system(("echo 'load_priority=customize,mdc,lhisi' > " + path_config).c_str());
+  system(("mkdir -p " + custom_opp_path_01).c_str());
+  system(("mkdir -p " + custom_opp_path_02).c_str());
+  nlohmann::json allJson;
+  NpuOpsIdentifier *instance = new NpuOpsIdentifier(false, allJson);
+  EXPECT_NE(instance, nullptr);
+  delete instance;
+  ClearLogLevelForC();
+  system(("rm -rf " + opp_path).c_str());
 }
 } // end namespace
 } // end tensorflow
diff --git a/tf_adapter/util/npu_ops_identifier.cc b/tf_adapter/util/npu_ops_identifier.cc
index 495c3e806ca8882b9f6028a1421f53261103a09d..15426716d62811c7e2f8d1f99198500b5c209a92 100644
--- a/tf_adapter/util/npu_ops_identifier.cc
+++ b/tf_adapter/util/npu_ops_identifier.cc
@@ -33,6 +33,7 @@ const static std::string kOpsInfoJsonV01 = "/framework/built-in/tensorflow/npu_s
 const static std::string kOpsInfoJsonV02 = "/built-in/framework/tensorflow/npu_supported_ops.json";
 const static std::string kCustomOpsInfoJsonV01 = "/framework/custom/tensorflow/npu_supported_ops.json";
 const static std::string kCustomOpsInfoJsonV02 = "/vendors/%s/framework/tensorflow/npu_supported_ops.json";
+const static std::string kCustomOpsInfoJsonV03 = "/framework/tensorflow/npu_supported_ops.json";
 const size_t kVendorConfigPartsCount = 2U;
 const static std::string kGray = "isGray";
 const static std::string kHeavy = "isHeavy";
@@ -80,6 +81,29 @@ bool NpuOpsIdentifier::IsNewOppPathStruct(const std::string &opp_path) {
   return mmIsDir((opp_path + "/built-in").c_str()) == EN_OK;
 }
 
+bool NpuOpsIdentifier::GetCustomOpPathFromCustomOppPath(std::vector<std::string> &custom_ops_json_path_vec) {
+  ADP_LOG(INFO) << "Start to get plugin path from ASCEND_CUSTOM_OPP_PATH schedule.";
+  const char *const custom_opp_path_env = std::getenv("ASCEND_CUSTOM_OPP_PATH");
+  if (custom_opp_path_env == nullptr) {
+    ADP_LOG(INFO) << "env ASCEND_CUSTOM_OPP_PATH is not defined.";
+    return false;
+  }
+  const std::string custom_opp_path = custom_opp_path_env;
+  if (custom_opp_path.empty()) {
+    ADP_LOG(WARNING) << "env ASCEND_CUSTOM_OPP_PATH is defined but it's empty.";
+    return false;
+  }
+  std::vector<std::string> custom_paths = ge::StringUtils::Split(custom_opp_path, ':');
+  bool is_custom_path_valid = false;
+  for (const auto &custom_path : custom_paths) {
+    if ((!custom_path.empty()) && (mmIsDir(custom_path.c_str()) == EN_OK)) {
+      custom_ops_json_path_vec.push_back(custom_path + kCustomOpsInfoJsonV03);
+      is_custom_path_valid = true;
+    }
+  }
+  return is_custom_path_valid;
+}
+
 bool NpuOpsIdentifier::GetCustomOpPath(const std::string &ops_path, std::string &ops_json_path,
                                        std::vector<std::string> &custom_ops_json_path_vec) {
   if (!IsNewOppPathStruct(ops_path)) {
@@ -88,6 +112,8 @@ bool NpuOpsIdentifier::GetCustomOpPath(const std::string &ops_path, std::string
     return true;
   }
   ops_json_path = ops_path + kOpsInfoJsonV02;
+  const bool ret_val = GetCustomOpPathFromCustomOppPath(custom_ops_json_path_vec);
+  ADP_LOG(INFO) << "Run GetCustomOpPathFromCustomOppPath result is: " << (ret_val ? "true" : "false");
   std::vector<std::string> vendors;
   if (!GetOppPluginVendors(ops_path + "/vendors/config.ini", vendors)) {
     ADP_LOG(INFO) << "Can not get opp plugin vendors!";
diff --git a/tf_adapter/util/npu_ops_identifier.h b/tf_adapter/util/npu_ops_identifier.h
index ce5fd8ca6fb30cc849eb63986b59946ee913eefb..ff1108c56079d457ea2f8fffef3e327a88f6e9d1 100644
--- a/tf_adapter/util/npu_ops_identifier.h
+++ b/tf_adapter/util/npu_ops_identifier.h
@@ -45,6 +45,7 @@ class NpuOpsIdentifier {
   int32_t ParseOps(const std::string &f, nlohmann::json &root) const;
   static bool GetOppPluginVendors(const std::string &vendors_config, std::vector<std::string> &vendors);
   static bool IsNewOppPathStruct(const std::string &opp_path);
+  static bool GetCustomOpPathFromCustomOppPath(std::vector<std::string> &custom_ops_json_path_vec);
   static bool GetCustomOpPath(const std::string &ops_path, std::string &ops_json_path,
                               std::vector<std::string> &custom_ops_json_path_vec);
   const bool is_mix_;