diff --git a/flgo/__init__.py b/flgo/__init__.py
index f473b861..23e70397 100644
--- a/flgo/__init__.py
+++ b/flgo/__init__.py
@@ -1,4 +1,4 @@
-from .utils.fflow import init, gen_task, gen_task_by_para, tune, run_in_parallel, multi_init_and_run
+from .utils.fflow import init, gen_task, gen_task_by_para, gen_benchmark_from_file,tune, run_in_parallel, multi_init_and_run
 
 communicator = None
 
diff --git a/flgo/benchmark/mnist_classification/dataset.py b/flgo/benchmark/mnist_classification/config.py
similarity index 100%
rename from flgo/benchmark/mnist_classification/dataset.py
rename to flgo/benchmark/mnist_classification/config.py
diff --git a/flgo/benchmark/mnist_classification/core.py b/flgo/benchmark/mnist_classification/core.py
index 4a3f50c3..b8029a8f 100644
--- a/flgo/benchmark/mnist_classification/core.py
+++ b/flgo/benchmark/mnist_classification/core.py
@@ -1,6 +1,6 @@
 import os
 from flgo.benchmark.toolkits.cv.classification import GeneralCalculator, FromDatasetPipe, FromDatasetGenerator
-from .dataset import train_data, test_data
+from .config import train_data, test_data
 
 class TaskGenerator(FromDatasetGenerator):
     def __init__(self):
diff --git a/flgo/benchmark/toolkits/cv/classification/temp/__init__.py b/flgo/benchmark/toolkits/cv/classification/temp/__init__.py
new file mode 100644
index 00000000..b8bdee51
--- /dev/null
+++ b/flgo/benchmark/toolkits/cv/classification/temp/__init__.py
@@ -0,0 +1,9 @@
+from .model import default_model
+import flgo.benchmark.toolkits.visualization
+import flgo.benchmark.toolkits.partition
+
+default_model = default_model
+default_partitioner = flgo.benchmark.toolkits.partition.IIDPartitioner
+default_partition_para = {'num_clients':100}
+visualize = flgo.benchmark.toolkits.visualization.visualize_by_class
+
diff --git a/flgo/benchmark/toolkits/cv/classification/temp/config.py b/flgo/benchmark/toolkits/cv/classification/temp/config.py
new file mode 100644
index 00000000..d967d262
--- /dev/null
+++ b/flgo/benchmark/toolkits/cv/classification/temp/config.py
@@ -0,0 +1,13 @@
+"""
+train_data (torch.utils.data.Dataset),
+test_data (torch.utils.data.Dataset),
+and the model (torch.nn.Module) should be implemented here.
+
+"""
+import torch.nn
+
+train_data = None
+test_data = None
+
+def get_model(*args, **kwargs) -> torch.nn.Module:
+    raise NotImplementedError
\ No newline at end of file
diff --git a/flgo/benchmark/toolkits/cv/classification/temp/core.py b/flgo/benchmark/toolkits/cv/classification/temp/core.py
new file mode 100644
index 00000000..b8029a8f
--- /dev/null
+++ b/flgo/benchmark/toolkits/cv/classification/temp/core.py
@@ -0,0 +1,14 @@
+import os
+from flgo.benchmark.toolkits.cv.classification import GeneralCalculator, FromDatasetPipe, FromDatasetGenerator
+from .config import train_data, test_data
+
+class TaskGenerator(FromDatasetGenerator):
+    def __init__(self):
+        super(TaskGenerator, self).__init__(benchmark=os.path.split(os.path.dirname(__file__))[-1],
+                                            train_data=train_data, test_data=test_data)
+
+class TaskPipe(FromDatasetPipe):
+    def __init__(self, task_path):
+        super(TaskPipe, self).__init__(task_path, train_data, test_data)
+
+TaskCalculator = GeneralCalculator
\ No newline at end of file
diff --git a/flgo/benchmark/toolkits/cv/classification/temp/model/default_model.py b/flgo/benchmark/toolkits/cv/classification/temp/model/default_model.py
new file mode 100644
index 00000000..4e019879
--- /dev/null
+++ b/flgo/benchmark/toolkits/cv/classification/temp/model/default_model.py
@@ -0,0 +1,17 @@
+from ..config import get_model
+from flgo.utils.fmodule import FModule
+
+class Model(FModule):
+    def __init__(self):
+        super().__init__()
+        self.model = get_model()
+
+    def forward(self, *args, **kwargs):
+        return self.model(*args, **kwargs)
+
+def init_local_module(object):
+    pass
+
+def init_global_module(object):
+    if 'Server' in object.__class__.__name__:
+        object.model = Model().to(object.device)
\ No newline at end of file
diff --git a/flgo/utils/fflow.py b/flgo/utils/fflow.py
index 9d1cb314..e72a04c1 100644
--- a/flgo/utils/fflow.py
+++ b/flgo/utils/fflow.py
@@ -1,4 +1,5 @@
 import collections
+import shutil
 import sys
 import copy
 import multiprocessing
@@ -174,6 +175,19 @@ def load_configuration(config={}):
     else:
         raise TypeError('The input config should be either a dict or a filename.')
 
+def gen_benchmark_from_file(benchmark:str, config_file:str, target_path='.',data_type:str='cv', task_type:str='classification'):
+    if not os.path.exists(config_file): raise FileNotFoundError('File {} not found.'.format(config_file))
+    target_path = os.path.abspath(target_path)
+    bmk_path = os.path.join(target_path, benchmark)
+    if os.path.exists(bmk_path): raise FileExistsError('Task {} already exists'.format(bmk_path))
+    if data_type.lower() =='cv':
+        if task_type == 'classification':
+            temp_path = os.path.join(flgo.benchmark.path, 'toolkits', 'cv', 'classification', 'temp')
+            shutil.copytree(temp_path, bmk_path)
+    shutil.copyfile(config_file, os.path.join(bmk_path, 'config.py'))
+    bmk_module = '.'.join(os.path.relpath(bmk_path, os.getcwd()).split(os.path.sep))
+    return bmk_module
+
 def gen_task_by_para(benchmark, bmk_para:dict={}, Partitioner=None, par_para:dict={}, task_path: str='', rawdata_path:str='', seed:int=0):
     r"""
     Generate a federated task according to the parameters of this function. The formats and meanings of the inputs are listed as below: