diff --git a/modelscope/msdatasets/utils/dataset_builder.py b/modelscope/msdatasets/utils/dataset_builder.py
index 7180cb5b..825400c4 100644
--- a/modelscope/msdatasets/utils/dataset_builder.py
+++ b/modelscope/msdatasets/utils/dataset_builder.py
@@ -5,6 +5,7 @@ import datasets
 import pandas as pd
 import pyarrow as pa
 from datasets.info import DatasetInfo
+from datasets.naming import camelcase_to_snakecase
 from datasets.packaged_modules import csv
 from datasets.utils.filelock import FileLock
 
@@ -34,8 +35,8 @@ class MsCsvDatasetBuilder(csv.Csv):
             data_files=meta_data_files,
             **config_kwargs)
 
-        self.name = dataset_name
-        self.info.builder_name = self.name
+        self.name = camelcase_to_snakecase(dataset_name)
+        self.info.builder_name = dataset_name
         self._cache_dir = self._build_cache_dir(namespace=namespace)
         lock_path = os.path.join(
             self._cache_dir_root,
@@ -65,7 +66,7 @@ class MsCsvDatasetBuilder(csv.Csv):
         or if a namespace has been specified:
             self.namespace___self.name/self.config.version/self.hash/
         """
-        builder_data_dir = self.name if namespace is None else f'{namespace}___{self.name}'
+        builder_data_dir = self.info.builder_name if namespace is None else f'{namespace}___{self.info.builder_name}'
         builder_config = self.config
         hash = self.hash
         if builder_config:
@@ -156,6 +157,7 @@ class TaskSpecificDatasetBuilder(MsCsvDatasetBuilder):
         self.zip_data_files = zip_data_files
         self.split_path_dict = None
         self.config = None
+        self.info = DatasetInfo.from_dict({'builder_name': dataset_name})
         self._cache_dir_root = os.path.expanduser(cache_dir)
         self._cache_dir = self._build_cache_dir()
         self._config_kwargs = config_kwargs
diff --git a/modelscope/msdatasets/utils/oss_utils.py b/modelscope/msdatasets/utils/oss_utils.py
index 82d43bef..63a1cf77 100644
--- a/modelscope/msdatasets/utils/oss_utils.py
+++ b/modelscope/msdatasets/utils/oss_utils.py
@@ -34,8 +34,12 @@ class OssUtilities:
         local_path = os.path.join(cache_dir, filename)
 
         if download_config.force_download or not os.path.exists(local_path):
-            self.bucket.get_object_to_file(
-                file_oss_key, local_path, progress_callback=self._percentage)
+            oss2.resumable_download(
+                self.bucket,
+                file_oss_key,
+                local_path,
+                multiget_threshold=0,
+                progress_callback=self._percentage)
         return local_path
 
     def upload(self, oss_file_name: str, local_file_path: str) -> str: