diff --git a/README.md b/README.md
index 2475242cc60db4edf395387a50907c23706ac6a0..4e97b8225bad6543d45a7c9844b260425838446b 100644
--- a/README.md
+++ b/README.md
@@ -8,8 +8,6 @@
 
 飞桨图像识别套件PaddleClas是飞桨为工业界和学术界所准备的一个图像识别任务的工具集，助力使用者训练出更好的视觉模型和应用落地。
 
-**近期更新**
-
 - 2021.06.16 PaddleClas v2.2版本升级
    - 集成Metric learning，向量检索等组件。
    - 新增商品识别、动漫人物识别、车辆识别和logo识别等4个图像识别应用。
diff --git a/ppcls/arch/backbone/__init__.py b/ppcls/arch/backbone/__init__.py
index a519811bdb9c56b5f5610e592add4d9d4f6c52b9..5d113e44bb7e6f022edc454e0b92cba031e69326 100644
--- a/ppcls/arch/backbone/__init__.py
+++ b/ppcls/arch/backbone/__init__.py
@@ -45,7 +45,6 @@ from ppcls.arch.backbone.model_zoo.darknet import DarkNet53
 from ppcls.arch.backbone.model_zoo.regnet import RegNetX_200MF, RegNetX_4GF, RegNetX_32GF, RegNetY_200MF, RegNetY_4GF, RegNetY_32GF
 from ppcls.arch.backbone.model_zoo.vision_transformer import ViT_small_patch16_224, ViT_base_patch16_224, ViT_base_patch16_384, ViT_base_patch32_384, ViT_large_patch16_224, ViT_large_patch16_384, ViT_large_patch32_384, ViT_huge_patch16_224, ViT_huge_patch32_384
 from ppcls.arch.backbone.model_zoo.distilled_vision_transformer import DeiT_tiny_patch16_224, DeiT_small_patch16_224, DeiT_base_patch16_224, DeiT_tiny_distilled_patch16_224, DeiT_small_distilled_patch16_224, DeiT_base_distilled_patch16_224, DeiT_base_patch16_384, DeiT_base_distilled_patch16_384
-from ppcls.arch.backbone.model_zoo.distillation_models import ResNet50_vd_distill_MobileNetV3_large_x1_0, ResNeXt101_32x16d_wsl_distill_ResNet50_vd
 from ppcls.arch.backbone.model_zoo.swin_transformer import SwinTransformer_tiny_patch4_window7_224, SwinTransformer_small_patch4_window7_224, SwinTransformer_base_patch4_window7_224, SwinTransformer_base_patch4_window12_384, SwinTransformer_large_patch4_window7_224, SwinTransformer_large_patch4_window12_384
 from ppcls.arch.backbone.model_zoo.mixnet import MixNet_S, MixNet_M, MixNet_L
 from ppcls.arch.backbone.model_zoo.rexnet import ReXNet_1_0, ReXNet_1_3, ReXNet_1_5, ReXNet_2_0, ReXNet_3_0
diff --git a/ppcls/arch/backbone/model_zoo/distillation_models.py b/ppcls/arch/backbone/model_zoo/distillation_models.py
deleted file mode 100644
index f9a36dd310aa6e8c33699f686ccd762d49a4283c..0000000000000000000000000000000000000000
--- a/ppcls/arch/backbone/model_zoo/distillation_models.py
+++ /dev/null
@@ -1,65 +0,0 @@
-# copyright (c) 2020 PaddlePaddle Authors. All Rights Reserve.
-#
-# Licensed under the Apache License, Version 2.0 (the "License");
-# you may not use this file except in compliance with the License.
-# You may obtain a copy of the License at
-#
-#    http://www.apache.org/licenses/LICENSE-2.0
-#
-# Unless required by applicable law or agreed to in writing, software
-# distributed under the License is distributed on an "AS IS" BASIS,
-# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-# See the License for the specific language governing permissions and
-# limitations under the License.
-
-from __future__ import absolute_import
-from __future__ import division
-from __future__ import print_function
-
-import math
-
-import paddle
-import paddle.nn as nn
-
-from .resnet_vd import ResNet50_vd
-from .mobilenet_v3 import MobileNetV3_large_x1_0
-from .resnext101_wsl import ResNeXt101_32x16d_wsl
-
-__all__ = [
-    'ResNet50_vd_distill_MobileNetV3_large_x1_0',
-    'ResNeXt101_32x16d_wsl_distill_ResNet50_vd'
-]
-
-
-class ResNet50_vd_distill_MobileNetV3_large_x1_0(nn.Layer):
-    def __init__(self, class_dim=1000, freeze_teacher=True, **args):
-        super(ResNet50_vd_distill_MobileNetV3_large_x1_0, self).__init__()
-
-        self.teacher = ResNet50_vd(class_dim=class_dim, **args)
-        self.student = MobileNetV3_large_x1_0(class_dim=class_dim, **args)
-
-        if freeze_teacher:
-            for param in self.teacher.parameters():
-                param.trainable = False
-
-    def forward(self, x):
-        teacher_label = self.teacher(x)
-        student_label = self.student(x)
-        return teacher_label, student_label
-
-
-class ResNeXt101_32x16d_wsl_distill_ResNet50_vd(nn.Layer):
-    def __init__(self, class_dim=1000, freeze_teacher=True, **args):
-        super(ResNeXt101_32x16d_wsl_distill_ResNet50_vd, self).__init__()
-
-        self.teacher = ResNeXt101_32x16d_wsl(class_dim=class_dim, **args)
-        self.student = ResNet50_vd(class_dim=class_dim, **args)
-
-        if freeze_teacher:
-            for param in self.teacher.parameters():
-                param.trainable = False
-
-    def forward(self, x):
-        teacher_label = self.teacher(x)
-        student_label = self.student(x)
-        return teacher_label, student_label
diff --git a/ppcls/configs/Cartoonface/ResNet50_icartoon.yaml b/ppcls/configs/Cartoonface/ResNet50_icartoon.yaml
index 01ab83e176444710c1f4a81088f583c8a368ed85..bd39afd901759977c8ec5c841dda6f8513933da6 100644
--- a/ppcls/configs/Cartoonface/ResNet50_icartoon.yaml
+++ b/ppcls/configs/Cartoonface/ResNet50_icartoon.yaml
@@ -14,7 +14,7 @@ Global:
   use_visualdl: False
   image_shape: [3, 224, 224]
   infer_imgs:
-  save_inference_dir: "./output"
+  save_inference_dir: "./inference"
   feature_normalize: True
 
 Arch:  
diff --git a/ppcls/configs/Products/ResNet50_vd_Aliproduct.yaml b/ppcls/configs/Products/ResNet50_vd_Aliproduct.yaml
index 5c8a01ab2f139cb6267fc4e8e6b8382cc8a62614..9a8469d4bb1b91fa81ac9a36da6b2b21d5f07a02 100644
--- a/ppcls/configs/Products/ResNet50_vd_Aliproduct.yaml
+++ b/ppcls/configs/Products/ResNet50_vd_Aliproduct.yaml
@@ -19,6 +19,9 @@ Global:
 # model architecture
 Arch:
   name: RecModel
+  infer_output_key: features
+  infer_add_softmax: False
+
   Backbone: 
     name: ResNet50_vd
     pretrained: True