diff --git a/projects/LayoutLMv3/datasets/transforms/layoutlmv3_transforms.py b/projects/LayoutLMv3/datasets/transforms/layoutlmv3_transforms.py
index 02684a2b0..ed545d5f6 100644
--- a/projects/LayoutLMv3/datasets/transforms/layoutlmv3_transforms.py
+++ b/projects/LayoutLMv3/datasets/transforms/layoutlmv3_transforms.py
@@ -2,10 +2,6 @@
 from typing import Dict, List, Optional, Union
 
 from mmcv.transforms.base import BaseTransform
-
-from mmocr.registry import TRANSFORMS
-from projects.LayoutLMv3.utils.bio_label_utils import \
-    find_other_label_name_of_biolabel
 from transformers import LayoutLMv3ImageProcessor, LayoutXLMTokenizerFast
 from transformers.file_utils import PaddingStrategy
 from transformers.image_processing_utils import BatchFeature
@@ -13,6 +9,10 @@
 from transformers.tokenization_utils_base import (BatchEncoding,
                                                   TruncationStrategy)
 
+from mmocr.registry import TRANSFORMS
+from projects.LayoutLMv3.utils.bio_label_utils import \
+    find_other_label_name_of_biolabel
+
 
 @TRANSFORMS.register_module()
 class LoadProcessorFromPretrainedModel(BaseTransform):
diff --git a/projects/LayoutLMv3/models/hf_layoutlmv3_wrapper.py b/projects/LayoutLMv3/models/hf_layoutlmv3_wrapper.py
index 9c2d71e84..dcb786602 100644
--- a/projects/LayoutLMv3/models/hf_layoutlmv3_wrapper.py
+++ b/projects/LayoutLMv3/models/hf_layoutlmv3_wrapper.py
@@ -3,12 +3,12 @@
 
 import torch
 from mmengine.model import BaseModel
+from transformers import LayoutLMv3ForTokenClassification
+from transformers.modeling_outputs import TokenClassifierOutput
 
 from mmocr.registry import MODELS
 from projects.LayoutLMv3.utils.typing_utils import (OptSERSampleList,
                                                     SERSampleList)
-from transformers import LayoutLMv3ForTokenClassification
-from transformers.modeling_outputs import TokenClassifierOutput
 
 ForwardResults = Union[Dict[str, torch.Tensor], SERSampleList,
                        Tuple[torch.Tensor], torch.Tensor]
diff --git a/projects/LayoutLMv3/models/loss_processor.py b/projects/LayoutLMv3/models/loss_processor.py
index a9ac2b563..54154ffa2 100644
--- a/projects/LayoutLMv3/models/loss_processor.py
+++ b/projects/LayoutLMv3/models/loss_processor.py
@@ -1,6 +1,7 @@
-from mmocr.registry import MODELS
 from transformers.trainer_pt_utils import LabelSmoother
 
+from mmocr.registry import MODELS
+
 
 @MODELS.register_module()
 class ComputeLossAfterLabelSmooth(LabelSmoother):