diff --git a/ppcls/configs/ImageNet/PPLCNet/PPLCNet_x0_25.yaml b/ppcls/configs/ImageNet/PPLCNet/PPLCNet_x0_25.yaml
index 6773af797..3f328c676 100644
--- a/ppcls/configs/ImageNet/PPLCNet/PPLCNet_x0_25.yaml
+++ b/ppcls/configs/ImageNet/PPLCNet/PPLCNet_x0_25.yaml
@@ -4,7 +4,6 @@ Global:
   pretrained_model: null
   output_dir: ./output/
   device: gpu
-  class_num: 1000
   save_interval: 1
   eval_during_train: True
   eval_interval: 1
@@ -17,7 +16,8 @@ Global:
 # model architecture
 Arch:
   name: PPLCNet_x0_25
- 
+  class_num: 1000
+
 # loss function config for traing/eval process
 Loss:
   Train:
diff --git a/ppcls/configs/ImageNet/PPLCNet/PPLCNet_x0_35.yaml b/ppcls/configs/ImageNet/PPLCNet/PPLCNet_x0_35.yaml
index 36aa3dcb0..a3c01014f 100644
--- a/ppcls/configs/ImageNet/PPLCNet/PPLCNet_x0_35.yaml
+++ b/ppcls/configs/ImageNet/PPLCNet/PPLCNet_x0_35.yaml
@@ -4,7 +4,6 @@ Global:
   pretrained_model: null
   output_dir: ./output/
   device: gpu
-  class_num: 1000
   save_interval: 1
   eval_during_train: True
   eval_interval: 1
@@ -17,6 +16,7 @@ Global:
 # model architecture
 Arch:
   name: PPLCNet_x0_35
+  class_num: 1000
  
 # loss function config for traing/eval process
 Loss:
diff --git a/ppcls/configs/ImageNet/PPLCNet/PPLCNet_x0_5.yaml b/ppcls/configs/ImageNet/PPLCNet/PPLCNet_x0_5.yaml
index 3ffc49385..8f5d2124b 100644
--- a/ppcls/configs/ImageNet/PPLCNet/PPLCNet_x0_5.yaml
+++ b/ppcls/configs/ImageNet/PPLCNet/PPLCNet_x0_5.yaml
@@ -4,7 +4,6 @@ Global:
   pretrained_model: null
   output_dir: ./output/
   device: gpu
-  class_num: 1000
   save_interval: 1
   eval_during_train: True
   eval_interval: 1
@@ -17,6 +16,7 @@ Global:
 # model architecture
 Arch:
   name: PPLCNet_x0_5
+  class_num: 1000
  
 # loss function config for traing/eval process
 Loss:
diff --git a/ppcls/configs/ImageNet/PPLCNet/PPLCNet_x0_75.yaml b/ppcls/configs/ImageNet/PPLCNet/PPLCNet_x0_75.yaml
index 24ad8f373..b3fb75eeb 100644
--- a/ppcls/configs/ImageNet/PPLCNet/PPLCNet_x0_75.yaml
+++ b/ppcls/configs/ImageNet/PPLCNet/PPLCNet_x0_75.yaml
@@ -4,7 +4,6 @@ Global:
   pretrained_model: null
   output_dir: ./output/
   device: gpu
-  class_num: 1000
   save_interval: 1
   eval_during_train: True
   eval_interval: 1
@@ -17,6 +16,7 @@ Global:
 # model architecture
 Arch:
   name: PPLCNet_x0_75
+  class_num: 1000
  
 # loss function config for traing/eval process
 Loss:
diff --git a/ppcls/configs/ImageNet/PPLCNet/PPLCNet_x1_0.yaml b/ppcls/configs/ImageNet/PPLCNet/PPLCNet_x1_0.yaml
index 0921db540..62aff5a47 100644
--- a/ppcls/configs/ImageNet/PPLCNet/PPLCNet_x1_0.yaml
+++ b/ppcls/configs/ImageNet/PPLCNet/PPLCNet_x1_0.yaml
@@ -4,7 +4,6 @@ Global:
   pretrained_model: null
   output_dir: ./output/
   device: gpu
-  class_num: 1000
   save_interval: 1
   eval_during_train: True
   eval_interval: 1
@@ -17,6 +16,7 @@ Global:
 # model architecture
 Arch:
   name: PPLCNet_x1_0
+  class_num: 1000
  
 # loss function config for traing/eval process
 Loss:
diff --git a/ppcls/configs/ImageNet/PPLCNet/PPLCNet_x1_5.yaml b/ppcls/configs/ImageNet/PPLCNet/PPLCNet_x1_5.yaml
index 290d1c0e6..390286dfc 100644
--- a/ppcls/configs/ImageNet/PPLCNet/PPLCNet_x1_5.yaml
+++ b/ppcls/configs/ImageNet/PPLCNet/PPLCNet_x1_5.yaml
@@ -4,7 +4,6 @@ Global:
   pretrained_model: null
   output_dir: ./output/
   device: gpu
-  class_num: 1000
   save_interval: 1
   eval_during_train: True
   eval_interval: 1
@@ -17,6 +16,7 @@ Global:
 # model architecture
 Arch:
   name: PPLCNet_x1_5
+  class_num: 1000
  
 # loss function config for traing/eval process
 Loss:
diff --git a/ppcls/configs/ImageNet/PPLCNet/PPLCNet_x2_0.yaml b/ppcls/configs/ImageNet/PPLCNet/PPLCNet_x2_0.yaml
index c8f7a3cdc..283e8afd9 100644
--- a/ppcls/configs/ImageNet/PPLCNet/PPLCNet_x2_0.yaml
+++ b/ppcls/configs/ImageNet/PPLCNet/PPLCNet_x2_0.yaml
@@ -4,7 +4,6 @@ Global:
   pretrained_model: null
   output_dir: ./output/
   device: gpu
-  class_num: 1000
   save_interval: 1
   eval_during_train: True
   eval_interval: 1
@@ -17,7 +16,7 @@ Global:
 # model architecture
 Arch:
   name: PPLCNet_x2_0
- 
+  class_num: 1000 
 # loss function config for traing/eval process
 Loss:
   Train:
diff --git a/ppcls/configs/ImageNet/PPLCNet/PPLCNet_x2_5.yaml b/ppcls/configs/ImageNet/PPLCNet/PPLCNet_x2_5.yaml
index 2ea69e30d..64efb3432 100644
--- a/ppcls/configs/ImageNet/PPLCNet/PPLCNet_x2_5.yaml
+++ b/ppcls/configs/ImageNet/PPLCNet/PPLCNet_x2_5.yaml
@@ -4,7 +4,6 @@ Global:
   pretrained_model: null
   output_dir: ./output/
   device: gpu
-  class_num: 1000
   save_interval: 1
   eval_during_train: True
   eval_interval: 1
@@ -17,6 +16,7 @@ Global:
 # model architecture
 Arch:
   name: PPLCNet_x2_5
+  class_num: 1000
  
 # loss function config for traing/eval process
 Loss: