diff --git a/ppcls/data/__init__.py b/ppcls/data/__init__.py
index c7efa2175f6f791765e81b9c858c2df2aa3003b5..de62cc5da0402d93d5f9dab9447c53e5978903b1 100644
--- a/ppcls/data/__init__.py
+++ b/ppcls/data/__init__.py
@@ -18,14 +18,14 @@ from paddle.io import DistributedBatchSampler, BatchSampler, DataLoader
 
 from ppcls.utils import logger
 
-from . import dataset
+from . import dataloader
 from . import imaug
 from . import samplers
 # dataset
-from .dataset.imagenet_dataset import ImageNetDataset
-from .dataset.multilabel_dataset import MultiLabelDataset
-from .dataset.common_dataset import create_operators
-from .dataset.vehicle_dataset import CompCars, VeriWild
+from .dataloader.imagenet_dataset import ImageNetDataset
+from .dataloader.multilabel_dataset import MultiLabelDataset
+from .dataloader.common_dataset import create_operators
+from .dataloader.vehicle_dataset import CompCars, VeriWild
 
 # sampler
 from .samplers import DistributedRandomIdentitySampler
diff --git a/ppcls/data/samplers/DistributedRandomIdentitySampler.py b/ppcls/data/dataloader/DistributedRandomIdentitySampler.py
similarity index 100%
rename from ppcls/data/samplers/DistributedRandomIdentitySampler.py
rename to ppcls/data/dataloader/DistributedRandomIdentitySampler.py
diff --git a/ppcls/data/dataset/__init__.py b/ppcls/data/dataloader/__init__.py
similarity index 100%
rename from ppcls/data/dataset/__init__.py
rename to ppcls/data/dataloader/__init__.py
diff --git a/ppcls/data/dataset/common_dataset.py b/ppcls/data/dataloader/common_dataset.py
similarity index 100%
rename from ppcls/data/dataset/common_dataset.py
rename to ppcls/data/dataloader/common_dataset.py
diff --git a/ppcls/data/dataset/flowers102/__init__.py b/ppcls/data/dataloader/flowers102/__init__.py
similarity index 100%
rename from ppcls/data/dataset/flowers102/__init__.py
rename to ppcls/data/dataloader/flowers102/__init__.py
diff --git a/ppcls/data/dataset/flowers102/generate_flowers102_list.py b/ppcls/data/dataloader/flowers102/generate_flowers102_list.py
similarity index 100%
rename from ppcls/data/dataset/flowers102/generate_flowers102_list.py
rename to ppcls/data/dataloader/flowers102/generate_flowers102_list.py
diff --git a/ppcls/data/dataset/imagenet_dataset.py b/ppcls/data/dataloader/imagenet_dataset.py
similarity index 100%
rename from ppcls/data/dataset/imagenet_dataset.py
rename to ppcls/data/dataloader/imagenet_dataset.py
diff --git a/ppcls/data/dataset/multilabel_dataset.py b/ppcls/data/dataloader/multilabel_dataset.py
similarity index 100%
rename from ppcls/data/dataset/multilabel_dataset.py
rename to ppcls/data/dataloader/multilabel_dataset.py
diff --git a/ppcls/data/dataset/vehicle_dataset.py b/ppcls/data/dataloader/vehicle_dataset.py
similarity index 100%
rename from ppcls/data/dataset/vehicle_dataset.py
rename to ppcls/data/dataloader/vehicle_dataset.py
diff --git a/ppcls/data/samplers/__init__.py b/ppcls/data/samplers/__init__.py
deleted file mode 100644
index a6fb850d6823c17452707f5d5b71ce38f4d10d29..0000000000000000000000000000000000000000
--- a/ppcls/data/samplers/__init__.py
+++ /dev/null
@@ -1 +0,0 @@
-from .DistributedRandomIdentitySampler import DistributedRandomIdentitySampler