diff --git a/PyTorch/contrib/cv/video/SlowFast/README.md b/PyTorch/contrib/cv/video/SlowFast/README.md
index 0029cd0acd22215893a9dc06bf8b8b47a9ca1292..1efe488b875c29a40f179fa111e8ecca280d31c3 100644
--- a/PyTorch/contrib/cv/video/SlowFast/README.md
+++ b/PyTorch/contrib/cv/video/SlowFast/README.md
@@ -68,12 +68,12 @@ Log Path:
 - slowfast_eval_8p.log       # 8p 测试模型验证集精度日志
 - slowfast_finetune_1p.log   # 1p 下 fine-tuning 日志
 
-## TSM-NonLocal 训练结果
+## SlowFast 训练结果
 
 | top1 acc (单view) |   FPS   |  Epochs | AMP_Type |  Device  |
 |  :---:   | :-----: |  :---:  | :------: | :------: |
-|    -     |  11  |    1    |    O1    |  1p Npu  |
-|  33.43 (30 epochs)   | 81  |    256   |    O1    |  8p Npu  |
+|    -     |  18  |    1    |    O1    |  1p Npu  |
+|  31.43 (30 epochs)   | 95  |    256   |    O1    |  8p Npu  |
 |    -     |  14  |    1    |    O1    |  1p Gpu  |
 |  30.24 (30 epochs)   | 86  |    256   |    O1    |  8p Gpu  |
 
diff --git a/PyTorch/contrib/cv/video/SlowFast/config/slowfast_r50_8x8x1_256e_kinetics400_rgb.py b/PyTorch/contrib/cv/video/SlowFast/config/slowfast_r50_8x8x1_256e_kinetics400_rgb.py
index 7aeb7b41a0257200aba733ae30e907e6e72e843a..8090ca9cc9b953ce602b32ccf2de8cade398a307 100644
--- a/PyTorch/contrib/cv/video/SlowFast/config/slowfast_r50_8x8x1_256e_kinetics400_rgb.py
+++ b/PyTorch/contrib/cv/video/SlowFast/config/slowfast_r50_8x8x1_256e_kinetics400_rgb.py
@@ -113,6 +113,6 @@ work_dir = './work_dirs/slowfast_r50_3d_8x8x1_256e_kinetics400_rgb'
 DEVICE_ID = 0
 AMP = True
 OPT_LEVEL = "O1"
-LOSS_SCALE = 128.0
+LOSS_SCALE = "dynamic"
 
 dist_params = dict(backend='hccl')
diff --git a/PyTorch/contrib/cv/video/SlowFast/requirements.txt b/PyTorch/contrib/cv/video/SlowFast/requirements.txt
index 3378c79f4c296807e850be8b48b61f1752c838db..c9c97915cf1a98eb7e11ab6c44f36805311edfe2 100644
--- a/PyTorch/contrib/cv/video/SlowFast/requirements.txt
+++ b/PyTorch/contrib/cv/video/SlowFast/requirements.txt
@@ -1,5 +1,5 @@
-torch==1.5.0
-torchvision==0.6.0
+torch==1.8.1
+torchvision==0.9.1
 addict==2.4.0
 decorator==5.1.0
 decord==0.6.0
diff --git a/PyTorch/contrib/cv/video/SlowFast/test.py b/PyTorch/contrib/cv/video/SlowFast/test.py
index 2d859e1e19a5b15a62032b45b28c11a4746ae823..735f508b57b2076a1fabf687c23edc7f665a3b19 100644
--- a/PyTorch/contrib/cv/video/SlowFast/test.py
+++ b/PyTorch/contrib/cv/video/SlowFast/test.py
@@ -19,6 +19,8 @@ import warnings
 
 import mmcv
 import torch
+if torch.__version__>= '1.8.1':
+      import torch_npu
 import numpy as np
 from apex import amp
 from mmcv import Config, DictAction
diff --git a/PyTorch/contrib/cv/video/SlowFast/test/train_full_8p.sh b/PyTorch/contrib/cv/video/SlowFast/test/train_full_8p.sh
index 393551ed168e6aff95e0c3544eaea623e21ad3f1..da430bba02f50589f7902e6043bd14a2561d1f06 100644
--- a/PyTorch/contrib/cv/video/SlowFast/test/train_full_8p.sh
+++ b/PyTorch/contrib/cv/video/SlowFast/test/train_full_8p.sh
@@ -64,7 +64,7 @@ currentDir=$(cd "$(dirname "$0")";pwd)
 
 source ${currentDir}/env_npu.sh
 
-taskset -c 0-47 python3.7.5 -m torch.distributed.launch --nproc_per_node=$gpus --master_port=$port \
+nohup taskset -c 0-47 python -m torch.distributed.launch --nproc_per_node=$gpus --master_port=$port \
     ${currentDir}/../train.py  --validate --launcher pytorch --cfg-options data.videos_per_gpu=${batch_size} \
     --gpu-ids 0 --data_root ${data_path} --work-dir ./result > ${test_path_dir}/output/${ASCEND_DEVICE_ID}/slowfast_train_full_8p_${ASCEND_DEVICE_ID}.log 2>&1 &
 
diff --git a/PyTorch/contrib/cv/video/SlowFast/test/train_performance_1p.sh b/PyTorch/contrib/cv/video/SlowFast/test/train_performance_1p.sh
index 6c959cf6268cd350971c67c1f3a158636cfd5dcd..a46c1af1d325df14f19244cbc0f56be5759ada57 100644
--- a/PyTorch/contrib/cv/video/SlowFast/test/train_performance_1p.sh
+++ b/PyTorch/contrib/cv/video/SlowFast/test/train_performance_1p.sh
@@ -69,7 +69,7 @@ currentDir=$(cd "$(dirname -- "$0")";pwd)
 
 source ${currentDir}/env_npu.sh
 
-python3.7.5 -u ${currentDir}/../train.py --data_root ${data_path} --cfg-options optimizer.lr=0.05 total_epochs=1 data.videos_per_gpu=${batch_size} \
+python -u ${currentDir}/../train.py --data_root ${data_path} --cfg-options optimizer.lr=0.05 total_epochs=1 data.videos_per_gpu=${batch_size} \
 --resume-from . > ${test_path_dir}/output/${ASCEND_DEVICE_ID}/slowfast_train_per_1p_${ASCEND_DEVICE_ID}.log 2>&1 &
 
 
diff --git a/PyTorch/contrib/cv/video/SlowFast/train.py b/PyTorch/contrib/cv/video/SlowFast/train.py
index d70921410f17d95ccf11cb0ccbc8ff5171c78d9a..64e6526f65469fdd74f78ff50dd18a8916111735 100644
--- a/PyTorch/contrib/cv/video/SlowFast/train.py
+++ b/PyTorch/contrib/cv/video/SlowFast/train.py
@@ -26,6 +26,8 @@ import torch.distributed as dist
 
 import mmcv
 import torch
+if torch.__version__>= '1.8.1':
+      import torch_npu
 from mmcv import Config, DictAction
 from mmcv.runner import get_dist_info, init_dist, set_random_seed
 from mmcv.utils import get_git_hash