diff --git a/modelscope/models/cv/face_detection/mmdet_patch/__init__.py b/modelscope/models/cv/face_detection/mmdet_patch/__init__.py
index 921bdc08..5a895582 100755
--- a/modelscope/models/cv/face_detection/mmdet_patch/__init__.py
+++ b/modelscope/models/cv/face_detection/mmdet_patch/__init__.py
@@ -1,5 +1,4 @@
 """
-mmdet_patch is based on
-https://github.com/deepinsight/insightface/tree/master/detection/scrfd/mmdet,
-all duplicate functions from official mmdetection are removed.
+The implementation here is modified based on insightface, originally MIT license and publicly avaialbe at
+https://github.com/deepinsight/insightface/tree/master/detection/scrfd/mmdet
 """
diff --git a/modelscope/models/cv/face_detection/mmdet_patch/core/bbox/__init__.py b/modelscope/models/cv/face_detection/mmdet_patch/core/bbox/__init__.py
index 8375649c..cf1b7313 100644
--- a/modelscope/models/cv/face_detection/mmdet_patch/core/bbox/__init__.py
+++ b/modelscope/models/cv/face_detection/mmdet_patch/core/bbox/__init__.py
@@ -1,3 +1,7 @@
+"""
+The implementation here is modified based on insightface, originally MIT license and publicly avaialbe at
+https://github.com/deepinsight/insightface/tree/master/detection/scrfd/mmdet/core/bbox
+"""
 from .transforms import bbox2result, distance2kps, kps2distance
 
 __all__ = ['bbox2result', 'distance2kps', 'kps2distance']
diff --git a/modelscope/models/cv/face_detection/mmdet_patch/core/bbox/transforms.py b/modelscope/models/cv/face_detection/mmdet_patch/core/bbox/transforms.py
index 26278837..d65480eb 100755
--- a/modelscope/models/cv/face_detection/mmdet_patch/core/bbox/transforms.py
+++ b/modelscope/models/cv/face_detection/mmdet_patch/core/bbox/transforms.py
@@ -1,5 +1,6 @@
 """
-based on https://github.com/deepinsight/insightface/tree/master/detection/scrfd/mmdet/core/bbox/transforms.py
+The implementation here is modified based on insightface, originally MIT license and publicly avaialbe at
+https://github.com/deepinsight/insightface/tree/master/detection/scrfd/mmdet/core/bbox/transforms.py
 """
 import numpy as np
 import torch
diff --git a/modelscope/models/cv/face_detection/mmdet_patch/core/post_processing/__init__.py b/modelscope/models/cv/face_detection/mmdet_patch/core/post_processing/__init__.py
index 8cd31348..61602fd3 100755
--- a/modelscope/models/cv/face_detection/mmdet_patch/core/post_processing/__init__.py
+++ b/modelscope/models/cv/face_detection/mmdet_patch/core/post_processing/__init__.py
@@ -1,3 +1,7 @@
+"""
+The implementation here is modified based on insightface, originally MIT license and publicly avaialbe at
+https://github.com/deepinsight/insightface/tree/master/detection/scrfd/mmdet/core/post_processing/bbox_nms.py
+"""
 from .bbox_nms import multiclass_nms
 
 __all__ = ['multiclass_nms']
diff --git a/modelscope/models/cv/face_detection/mmdet_patch/core/post_processing/bbox_nms.py b/modelscope/models/cv/face_detection/mmdet_patch/core/post_processing/bbox_nms.py
index efe8813f..7a4f5b3a 100644
--- a/modelscope/models/cv/face_detection/mmdet_patch/core/post_processing/bbox_nms.py
+++ b/modelscope/models/cv/face_detection/mmdet_patch/core/post_processing/bbox_nms.py
@@ -1,5 +1,6 @@
 """
-based on https://github.com/deepinsight/insightface/tree/master/detection/scrfd/mmdet/core/post_processing/bbox_nms.py
+The implementation here is modified based on insightface, originally MIT license and publicly avaialbe at
+https://github.com/deepinsight/insightface/tree/master/detection/scrfd/mmdet/core/post_processing/bbox_nms.py
 """
 import torch
 
diff --git a/modelscope/models/cv/face_detection/mmdet_patch/datasets/__init__.py b/modelscope/models/cv/face_detection/mmdet_patch/datasets/__init__.py
index 07a45208..cea179b0 100644
--- a/modelscope/models/cv/face_detection/mmdet_patch/datasets/__init__.py
+++ b/modelscope/models/cv/face_detection/mmdet_patch/datasets/__init__.py
@@ -1,3 +1,7 @@
+"""
+The implementation here is modified based on insightface, originally MIT license and publicly avaialbe at
+https://github.com/deepinsight/insightface/tree/master/detection/scrfd/mmdet/datasets
+"""
 from .retinaface import RetinaFaceDataset
 
 __all__ = ['RetinaFaceDataset']
diff --git a/modelscope/models/cv/face_detection/mmdet_patch/datasets/pipelines/__init__.py b/modelscope/models/cv/face_detection/mmdet_patch/datasets/pipelines/__init__.py
index 979212a3..85288910 100755
--- a/modelscope/models/cv/face_detection/mmdet_patch/datasets/pipelines/__init__.py
+++ b/modelscope/models/cv/face_detection/mmdet_patch/datasets/pipelines/__init__.py
@@ -1,3 +1,7 @@
+"""
+The implementation here is modified based on insightface, originally MIT license and publicly avaialbe at
+https://github.com/deepinsight/insightface/tree/master/detection/scrfd/mmdet/datasets/pipelines
+"""
 from .transforms import RandomSquareCrop
 
 __all__ = ['RandomSquareCrop']
diff --git a/modelscope/models/cv/face_detection/mmdet_patch/datasets/pipelines/transforms.py b/modelscope/models/cv/face_detection/mmdet_patch/datasets/pipelines/transforms.py
index 3048cefa..241f2c0e 100755
--- a/modelscope/models/cv/face_detection/mmdet_patch/datasets/pipelines/transforms.py
+++ b/modelscope/models/cv/face_detection/mmdet_patch/datasets/pipelines/transforms.py
@@ -1,5 +1,6 @@
 """
-based on https://github.com/deepinsight/insightface/tree/master/detection/scrfd/mmdet/datasets/pipelines/transforms.py
+The implementation here is modified based on insightface, originally MIT license and publicly avaialbe at
+https://github.com/deepinsight/insightface/tree/master/detection/scrfd/mmdet/datasets/pipelines/transforms.py
 """
 import numpy as np
 from mmdet.datasets.builder import PIPELINES
diff --git a/modelscope/models/cv/face_detection/mmdet_patch/datasets/retinaface.py b/modelscope/models/cv/face_detection/mmdet_patch/datasets/retinaface.py
index bf20764b..bbacd9be 100755
--- a/modelscope/models/cv/face_detection/mmdet_patch/datasets/retinaface.py
+++ b/modelscope/models/cv/face_detection/mmdet_patch/datasets/retinaface.py
@@ -1,5 +1,6 @@
 """
-based on https://github.com/deepinsight/insightface/tree/master/detection/scrfd/mmdet/datasets/retinaface.py
+The implementation here is modified based on insightface, originally MIT license and publicly avaialbe at
+https://github.com/deepinsight/insightface/tree/master/detection/scrfd/mmdet/datasets/retinaface.py
 """
 import numpy as np
 from mmdet.datasets.builder import DATASETS
diff --git a/modelscope/models/cv/face_detection/mmdet_patch/models/__init__.py b/modelscope/models/cv/face_detection/mmdet_patch/models/__init__.py
index 38c8ff5b..bd5d5f5f 100755
--- a/modelscope/models/cv/face_detection/mmdet_patch/models/__init__.py
+++ b/modelscope/models/cv/face_detection/mmdet_patch/models/__init__.py
@@ -1,2 +1,6 @@
+"""
+The implementation here is modified based on insightface, originally MIT license and publicly avaialbe at
+https://github.com/deepinsight/insightface/tree/master/detection/scrfd/mmdet/models
+"""
 from .dense_heads import *  # noqa: F401,F403
 from .detectors import *  # noqa: F401,F403
diff --git a/modelscope/models/cv/face_detection/mmdet_patch/models/backbones/__init__.py b/modelscope/models/cv/face_detection/mmdet_patch/models/backbones/__init__.py
index 2d930bf4..5c3b190e 100755
--- a/modelscope/models/cv/face_detection/mmdet_patch/models/backbones/__init__.py
+++ b/modelscope/models/cv/face_detection/mmdet_patch/models/backbones/__init__.py
@@ -1,3 +1,7 @@
+"""
+The implementation here is modified based on insightface, originally MIT license and publicly avaialbe at
+https://github.com/deepinsight/insightface/tree/master/detection/scrfd/mmdet/models/backbones
+"""
 from .resnet import ResNetV1e
 
 __all__ = ['ResNetV1e']
diff --git a/modelscope/models/cv/face_detection/mmdet_patch/models/backbones/resnet.py b/modelscope/models/cv/face_detection/mmdet_patch/models/backbones/resnet.py
index 54bcb127..a5862a58 100644
--- a/modelscope/models/cv/face_detection/mmdet_patch/models/backbones/resnet.py
+++ b/modelscope/models/cv/face_detection/mmdet_patch/models/backbones/resnet.py
@@ -1,5 +1,6 @@
 """
-based on https://github.com/deepinsight/insightface/tree/master/detection/scrfd/mmdet/models/backbones/resnet.py
+The implementation here is modified based on insightface, originally MIT license and publicly avaialbe at
+https://github.com/deepinsight/insightface/tree/master/detection/scrfd/mmdet/models/backbones/resnet.py
 """
 import torch.nn as nn
 import torch.utils.checkpoint as cp
diff --git a/modelscope/models/cv/face_detection/mmdet_patch/models/dense_heads/__init__.py b/modelscope/models/cv/face_detection/mmdet_patch/models/dense_heads/__init__.py
index e67031bc..9ba63b68 100755
--- a/modelscope/models/cv/face_detection/mmdet_patch/models/dense_heads/__init__.py
+++ b/modelscope/models/cv/face_detection/mmdet_patch/models/dense_heads/__init__.py
@@ -1,3 +1,7 @@
+"""
+The implementation here is modified based on insightface, originally MIT license and publicly avaialbe at
+https://github.com/deepinsight/insightface/tree/master/detection/scrfd/mmdet/models/dense_heads
+"""
 from .scrfd_head import SCRFDHead
 
 __all__ = ['SCRFDHead']
diff --git a/modelscope/models/cv/face_detection/mmdet_patch/models/dense_heads/scrfd_head.py b/modelscope/models/cv/face_detection/mmdet_patch/models/dense_heads/scrfd_head.py
index 1667f29f..acc45670 100755
--- a/modelscope/models/cv/face_detection/mmdet_patch/models/dense_heads/scrfd_head.py
+++ b/modelscope/models/cv/face_detection/mmdet_patch/models/dense_heads/scrfd_head.py
@@ -1,5 +1,6 @@
 """
-based on https://github.com/deepinsight/insightface/tree/master/detection/scrfd/mmdet/models/dense_heads/scrfd_head.py
+The implementation here is modified based on insightface, originally MIT license and publicly avaialbe at
+https://github.com/deepinsight/insightface/tree/master/detection/scrfd/mmdet/models/dense_heads/scrfd_head.py
 """
 import numpy as np
 import torch
diff --git a/modelscope/models/cv/face_detection/mmdet_patch/models/detectors/__init__.py b/modelscope/models/cv/face_detection/mmdet_patch/models/detectors/__init__.py
index 1c16028f..7935606a 100755
--- a/modelscope/models/cv/face_detection/mmdet_patch/models/detectors/__init__.py
+++ b/modelscope/models/cv/face_detection/mmdet_patch/models/detectors/__init__.py
@@ -1,3 +1,7 @@
+"""
+The implementation here is modified based on insightface, originally MIT license and publicly avaialbe at
+https://github.com/deepinsight/insightface/tree/master/detection/scrfd/mmdet/models/detectors
+"""
 from .scrfd import SCRFD
 
 __all__ = ['SCRFD']
diff --git a/modelscope/models/cv/face_detection/mmdet_patch/models/detectors/scrfd.py b/modelscope/models/cv/face_detection/mmdet_patch/models/detectors/scrfd.py
index 98b6702c..a5f5cac2 100755
--- a/modelscope/models/cv/face_detection/mmdet_patch/models/detectors/scrfd.py
+++ b/modelscope/models/cv/face_detection/mmdet_patch/models/detectors/scrfd.py
@@ -1,5 +1,6 @@
 """
-based on https://github.com/deepinsight/insightface/tree/master/detection/scrfd/mmdet/models/detectors/scrfd.py
+The implementation here is modified based on insightface, originally MIT license and publicly avaialbe at
+https://github.com/deepinsight/insightface/tree/master/detection/scrfd/mmdet/models/detectors/scrfd.py
 """
 import torch
 from mmdet.models.builder import DETECTORS
diff --git a/modelscope/models/cv/face_recognition/align_face.py b/modelscope/models/cv/face_recognition/align_face.py
index a6469a10..0477375a 100644
--- a/modelscope/models/cv/face_recognition/align_face.py
+++ b/modelscope/models/cv/face_recognition/align_face.py
@@ -1,3 +1,7 @@
+"""
+The implementation here is modified based on insightface, originally MIT license and publicly avaialbe at
+https://github.com/deepinsight/insightface/blob/master/python-package/insightface/utils/face_align.py
+"""
 import cv2
 import numpy as np
 from skimage import transform as trans
diff --git a/modelscope/models/cv/face_recognition/torchkit/backbone/__init__.py b/modelscope/models/cv/face_recognition/torchkit/backbone/__init__.py
index a58d8e17..afe89963 100755
--- a/modelscope/models/cv/face_recognition/torchkit/backbone/__init__.py
+++ b/modelscope/models/cv/face_recognition/torchkit/backbone/__init__.py
@@ -1,3 +1,5 @@
+# The implementation is adopted from TFace,made pubicly available under the Apache-2.0 license at
+# https://github.com/Tencent/TFace/blob/master/recognition/torchkit/backbone
 from .model_irse import (IR_18, IR_34, IR_50, IR_101, IR_152, IR_200, IR_SE_50,
                          IR_SE_101, IR_SE_152, IR_SE_200)
 from .model_resnet import ResNet_50, ResNet_101, ResNet_152
diff --git a/modelscope/models/cv/face_recognition/torchkit/backbone/common.py b/modelscope/models/cv/face_recognition/torchkit/backbone/common.py
index 426d2591..a1683225 100755
--- a/modelscope/models/cv/face_recognition/torchkit/backbone/common.py
+++ b/modelscope/models/cv/face_recognition/torchkit/backbone/common.py
@@ -1,3 +1,5 @@
+# The implementation is adopted from TFace,made pubicly available under the Apache-2.0 license at
+# https://github.com/Tencent/TFace/blob/master/recognition/torchkit/backbone/common.py
 import torch
 import torch.nn as nn
 from torch.nn import (BatchNorm1d, BatchNorm2d, Conv2d, Linear, Module, ReLU,
diff --git a/modelscope/models/cv/face_recognition/torchkit/backbone/model_irse.py b/modelscope/models/cv/face_recognition/torchkit/backbone/model_irse.py
index 4fb7ee9c..1982ca05 100755
--- a/modelscope/models/cv/face_recognition/torchkit/backbone/model_irse.py
+++ b/modelscope/models/cv/face_recognition/torchkit/backbone/model_irse.py
@@ -1,5 +1,5 @@
-# based on:
-# https://github.com/ZhaoJ9014/face.evoLVe.PyTorch/blob/master/backbone/model_irse.py
+# The implementation is adopted from TFace,made pubicly available under the Apache-2.0 license at
+# https://github.com/Tencent/TFace/blob/master/recognition/torchkit/backbone/model_irse.py
 from collections import namedtuple
 
 from torch.nn import (BatchNorm1d, BatchNorm2d, Conv2d, Dropout, Linear,
diff --git a/modelscope/models/cv/face_recognition/torchkit/backbone/model_resnet.py b/modelscope/models/cv/face_recognition/torchkit/backbone/model_resnet.py
index 7072f384..568e24ff 100755
--- a/modelscope/models/cv/face_recognition/torchkit/backbone/model_resnet.py
+++ b/modelscope/models/cv/face_recognition/torchkit/backbone/model_resnet.py
@@ -1,5 +1,5 @@
-# based on:
-# https://github.com/ZhaoJ9014/face.evoLVe.PyTorch/blob/master/backbone/model_resnet.py
+# The implementation is adopted from TFace,made pubicly available under the Apache-2.0 license at
+# https://github.com/Tencent/TFace/blob/master/recognition/torchkit/backbone/model_resnet.py
 import torch.nn as nn
 from torch.nn import (BatchNorm1d, BatchNorm2d, Conv2d, Dropout, Linear,
                       MaxPool2d, Module, ReLU, Sequential)
diff --git a/modelscope/pipelines/cv/face_detection_pipeline.py b/modelscope/pipelines/cv/face_detection_pipeline.py
index 8fda5b46..eff5b70f 100644
--- a/modelscope/pipelines/cv/face_detection_pipeline.py
+++ b/modelscope/pipelines/cv/face_detection_pipeline.py
@@ -1,3 +1,4 @@
+# Copyright (c) Alibaba, Inc. and its affiliates.
 import os.path as osp
 from typing import Any, Dict
 
diff --git a/modelscope/pipelines/cv/face_recognition_pipeline.py b/modelscope/pipelines/cv/face_recognition_pipeline.py
index 506346df..873e4a1f 100644
--- a/modelscope/pipelines/cv/face_recognition_pipeline.py
+++ b/modelscope/pipelines/cv/face_recognition_pipeline.py
@@ -1,3 +1,4 @@
+# Copyright (c) Alibaba, Inc. and its affiliates.
 import os.path as osp
 from typing import Any, Dict