diff --git a/README.md b/README.md
index a5d64c3b..095c8699 100644
--- a/README.md
+++ b/README.md
@@ -149,8 +149,8 @@ print(tokenizer.decode(model.generate(**inputs, max_new_tokens=50)[0]))
 
 ```python
 from transformers import AutoModelForCausalLM, AutoTokenizer
+##from auto_round.auto_quantizer import AutoHfQuantizer ## uncomment it for models with quantized lm-head
 
-##from auto_round.export import AutoHfQuantizer ## uncomment it for models with quantized lm-head
 quantized_model_path = "./tmp_autoround"
 model = AutoModelForCausalLM.from_pretrained(quantized_model_path, device_map="auto", trust_remote_code=True)
 tokenizer = AutoTokenizer.from_pretrained(quantized_model_path, use_fast=True)
diff --git a/auto_round/__init__.py b/auto_round/__init__.py
index 1b251423..46f42e4a 100644
--- a/auto_round/__init__.py
+++ b/auto_round/__init__.py
@@ -12,4 +12,4 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 from .autoround import AutoRound, AutoAdamRound, AutoOPTRound
-from .version import __version__
+from .version import __version__
\ No newline at end of file
diff --git a/auto_round/export/export_to_autoround/autoround_quantizer.py b/auto_round/auto_quantizer.py
similarity index 96%
rename from auto_round/export/export_to_autoround/autoround_quantizer.py
rename to auto_round/auto_quantizer.py
index 11f78845..f0de9b04 100644
--- a/auto_round/export/export_to_autoround/autoround_quantizer.py
+++ b/auto_round/auto_quantizer.py
@@ -37,6 +37,7 @@
 from packaging import version
 from transformers.modeling_utils import PreTrainedModel
 from transformers.pytorch_utils import Conv1D
+import transformers
 from transformers.quantizers import AutoQuantizationConfig, HfQuantizer
 from transformers.quantizers.auto import AUTO_QUANTIZER_MAPPING
 from transformers.utils.quantization_config import AwqConfig, GPTQConfig, QuantizationConfigMixin, QuantizationMethod
@@ -159,7 +160,7 @@ def merge_quantization_configs(
             if "auto-round" in quantization_config["quant_method"]:
                 quantization_config = AutoRoundConfig.from_dict(quantization_config)
             else:
-                quantization_config = AutoQuantizationConfig.from_dict(quantization_config) # pylint: disable=E1101
+                quantization_config = AutoQuantizationConfig.from_dict(quantization_config)  # pylint: disable=E1101
 
         if isinstance(quantization_config, (GPTQConfig, AwqConfig)) and quantization_config_from_args is not None:
             # special case for GPTQ / AWQ config collision
@@ -285,7 +286,7 @@ def convert_model(self, model: nn.Module):
             model (`nn.Module`):
                 Model to be converted
         """
-        from .export_to_autoround import get_layer_names_in_block
+        from auto_round.utils import get_layer_names_in_block
 
         layer_names = get_layer_names_in_block(model)
         quantization_config = model.config.quantization_config
@@ -334,7 +335,7 @@ def _replace_by_quant_layers(self, module: nn.Module, layer_configs, backend):
             data_type = config["data_type"]
             if not (bits <= 8 and data_type == "int"):
                 continue
-            from .export_to_autoround import get_autogptq_backend_config
+            from auto_round.export.export_to_autoround.export_to_autoround import get_autogptq_backend_config
 
             use_triton, disable_exllama, disable_exllamav2, use_qigen, disable_marlin = get_autogptq_backend_config(
                 backend, bits
@@ -425,3 +426,14 @@ def is_trainable(self, model: Optional["PreTrainedModel"] = None):
     @property
     def is_serializable(self):
         return True
+
+
+import transformers
+
+transformers_version = [int(item) for item in transformers.__version__.split('.')[:2]]
+if transformers_version[0] == 4 and transformers_version[1] < 38:
+    logger.error("Please upgrade transformers>=4.38.0 to support lm-head quantization")
+
+transformers.quantizers.auto.AutoHfQuantizer = AutoHfQuantizer
+transformers.modeling_utils.AutoHfQuantizer = AutoHfQuantizer
+from transformers import AutoModelForCausalLM as AutoModelForCausalLM
diff --git a/auto_round/autoround.py b/auto_round/autoround.py
index aa54e99d..a9c25073 100644
--- a/auto_round/autoround.py
+++ b/auto_round/autoround.py
@@ -1373,7 +1373,7 @@ def save_quantized(self, output_dir=None, format="auto_gptq", inplace=True, **kw
         )
         return compressed_model
 
-    def get_layer_names_in_block(self):
+    def get_layer_names_in_block(self): ##TODO consolidate with utils
         """Retrieves the names of layers within each block of the model.
 
         Returns:
diff --git a/auto_round/export/__init__.py b/auto_round/export/__init__.py
index 5a48d41f..3797d641 100644
--- a/auto_round/export/__init__.py
+++ b/auto_round/export/__init__.py
@@ -16,4 +16,5 @@
 from .export_to_autogptq import save_quantized_as_autogptq
 from .export_to_itrex import save_quantized_as_itrex, QuantConfig
 from .export_to_autoround.export_to_autoround import save_quantized_as_autoround
-from .export_to_autoround import AutoHfQuantizer
+
+
diff --git a/auto_round/export/export_to_autoround/__init__.py b/auto_round/export/export_to_autoround/__init__.py
index 5d920a11..862e97d5 100644
--- a/auto_round/export/export_to_autoround/__init__.py
+++ b/auto_round/export/export_to_autoround/__init__.py
@@ -12,11 +12,5 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
-import transformers
-from .autoround_quantizer import AutoHfQuantizer
-
-transformers.quantizers.auto.AutoHfQuantizer = AutoHfQuantizer
-transformers.quantizers.auto.AutoQuantizationConfig = AutoHfQuantizer
-transformers.modeling_utils.AutoHfQuantizer = AutoHfQuantizer
-from transformers import AutoModelForCausalLM as AutoRoundModelForCausalLM
 from .export_to_autoround import save_quantized_as_autoround
+
diff --git a/auto_round/export/export_to_autoround/export_to_autoround.py b/auto_round/export/export_to_autoround/export_to_autoround.py
index 14f071f3..7f2253f7 100644
--- a/auto_round/export/export_to_autoround/export_to_autoround.py
+++ b/auto_round/export/export_to_autoround/export_to_autoround.py
@@ -22,31 +22,9 @@
 import transformers
 
 from auto_round.export.register import register_format
-from auto_round.utils import get_block_names, get_module, logger, set_module
+from auto_round.utils import get_layer_names_in_block, get_block_names, get_module, logger, set_module
 
 
-def get_layer_names_in_block(model, supported_types=[torch.nn.Linear, transformers.modeling_utils.Conv1D]):
-    """Retrieves the names of layers within each block of the model.
-
-    Returns:
-        list: A list of strings, where each string is the name of a layer
-              within a block of the model.
-    """
-    for n, m in model.named_modules():
-        if isinstance(m, tuple(supported_types)):
-            m.tmp_name = n
-    layers_in_block = []
-    block_names = get_block_names(model)
-    for block_name in block_names:
-        block = get_module(model, block_name)
-        for n, m in block.named_modules():
-            if hasattr(m, "tmp_name"):
-                layers_in_block.append(m.tmp_name)
-    for n, m in model.named_modules():
-        if hasattr(m, "tmp_name"):
-            delattr(m, "tmp_name")
-    return layers_in_block
-
 
 def check_neq_config(config, data_type, bits, group_size, sym):
     res = []
diff --git a/auto_round/utils.py b/auto_round/utils.py
index d8f4bf59..79aa1b5b 100644
--- a/auto_round/utils.py
+++ b/auto_round/utils.py
@@ -34,7 +34,7 @@
 logger.addHandler(fh)
 
 import importlib
-
+import transformers
 
 class LazyImport(object):
     """Lazy import python module till use."""
@@ -739,3 +739,26 @@ def check_memory_availability(device, inputs, weight, org_seqlen, org_bs):
         bs = 1
 
     return False, seqlen, bs
+
+
+def get_layer_names_in_block(model, supported_types=[torch.nn.Linear, transformers.modeling_utils.Conv1D]):
+    """Retrieves the names of layers within each block of the model.
+
+    Returns:
+        list: A list of strings, where each string is the name of a layer
+              within a block of the model.
+    """
+    for n, m in model.named_modules():
+        if isinstance(m, tuple(supported_types)):
+            m.tmp_name = n
+    layers_in_block = []
+    block_names = get_block_names(model)
+    for block_name in block_names:
+        block = get_module(model, block_name)
+        for n, m in block.named_modules():
+            if hasattr(m, "tmp_name"):
+                layers_in_block.append(m.tmp_name)
+    for n, m in model.named_modules():
+        if hasattr(m, "tmp_name"):
+            delattr(m, "tmp_name")
+    return layers_in_block
diff --git a/examples/language-modeling/eval_042/evaluation.py b/examples/language-modeling/eval_042/evaluation.py
index d0584731..2af9dd99 100644
--- a/examples/language-modeling/eval_042/evaluation.py
+++ b/examples/language-modeling/eval_042/evaluation.py
@@ -585,7 +585,7 @@ def evaluate(
     if hasattr(config, "quantization_config"):
         quantization_config = config.quantization_config
         if "quant_method" in quantization_config and "auto-round" in quantization_config["quant_method"]:
-            from auto_round.export.export_to_autoround import AutoHfQuantizer
+            from auto_round.auto_quantizer import AutoHfQuantizer
 
     test_tasks = args.tasks
     if isinstance(test_tasks, str):
diff --git a/examples/language-modeling/main.py b/examples/language-modeling/main.py
index 07832924..f1c82cea 100644
--- a/examples/language-modeling/main.py
+++ b/examples/language-modeling/main.py
@@ -86,7 +86,7 @@
                         help="enable_minmax_tuning is deprecated")
 
     parser.add_argument("--deployment_device", default='fake', type=str,
-                        help="targeted inference acceleration platform,The options are 'fake', 'cpu' and 'gpu'."
+                        help="targeted inference acceleration platform,The options are 'fake', 'cpu', 'gpu' and 'xpu'."
                              "default to 'fake', indicating that it only performs fake quantization and won't be exported to any device.")
 
     parser.add_argument("--scale_dtype", default='fp16',
@@ -151,7 +151,6 @@ def get_library_version(library_name):
         except subprocess.CalledProcessError:
             return "Library not found"
 
-
     res = get_library_version("lm-eval")
     if res == "0.3.0":
         use_eval_legacy = True
@@ -291,6 +290,10 @@ def get_library_version(library_name):
                     break
     if args.quant_lm_head:
         weight_config[lm_head_layer_name] = {"data_type": "int"}
+        transformers_version = [int(item) for item in transformers.__version__.split('.')[:2]]
+        if transformers_version[0] == 4 and transformers_version[1] < 38:
+            error_message = "Please upgrade transformers>=4.38.0 to support lm-head quantization."
+            raise EnvironmentError(error_message)
 
     if args.quant_lm_head and not args.disable_low_gpu_mem_usage:
         print(f"warning, disable_low_gpu_mem_usage is strongly recommended if the whole model could be loaded to "
@@ -340,3 +343,4 @@ def get_library_version(library_name):
         eval_model(model_path=output_dir, tasks=tasks, dtype=dtype, limit=None,
                    eval_bs=args.eval_bs, use_accelerate=not args.disable_low_gpu_mem_usage,
                    device=torch_device, excel_file=excel_name)
+