diff --git a/deploy/lite/readme.md b/deploy/lite/readme.md
index d09a7e884118179e2c502bc95f0d07d3d8e6cffa..5f12ffdbd93768f7b75c33f46807311ab3a94e9d 100644
--- a/deploy/lite/readme.md
+++ b/deploy/lite/readme.md
@@ -123,15 +123,15 @@ cd build.opt/lite/api/
 
 ```
 # 【推荐】 下载PaddleOCR V2.0版本的中英文 inference模型
-wget  https://paddleocr.bj.bcebos.com/dygraph_v2.0/ch/ch_ppocr_mobile_v2.0_det_slim_infer.tar && tar xf  ch_ppocr_mobile_v2.0_det_slim_infer.tar
-wget  https://paddleocr.bj.bcebos.com/dygraph_v2.0/ch/ch_ppocr_mobile_v2.0_rec_slim_infer.tar && tar xf  ch_ppocr_mobile_v2.0_rec_slim_infer.tar
-wget  https://paddleocr.bj.bcebos.com/dygraph_v2.0/ch/ch_ppocr_mobile_v2.0_cls_slim_infer.tar && tar xf  ch_ppocr_mobile_v2.0_cls_slim_infer.tar
+wget  https://paddleocr.bj.bcebos.com/dygraph_v2.0/ch/ch_ppocr_mobile_v2.0_det_infer.tar && tar xf  ch_ppocr_mobile_v2.0_det_infer.tar
+wget  https://paddleocr.bj.bcebos.com/dygraph_v2.0/ch/ch_ppocr_mobile_v2.0_rec_infer.tar && tar xf  ch_ppocr_mobile_v2.0_rec_infer.tar
+wget  https://paddleocr.bj.bcebos.com/dygraph_v2.0/ch/ch_ppocr_mobile_v2.0_cls_infer.tar && tar xf  ch_ppocr_mobile_v2.0_cls_infer.tar
 # 转换V2.0检测模型
-./opt --model_file=./ch_ppocr_mobile_v2.0_det_slim_infer/inference.pdmodel  --param_file=./ch_ppocr_mobile_v2.0_det_slim_infer/inference.pdiparams  --optimize_out=./ch_ppocr_mobile_v2.0_det_slim_opt --valid_targets=arm  --optimize_out_type=naive_buffer
+./opt --model_file=./ch_ppocr_mobile_v2.0_det_infer/inference.pdmodel  --param_file=./ch_ppocr_mobile_v2.0_det_infer/inference.pdiparams  --optimize_out=./ch_ppocr_mobile_v2.0_det_opt --valid_targets=arm  --optimize_out_type=naive_buffer
 # 转换V2.0识别模型
-./opt --model_file=./ch_ppocr_mobile_v2.0_rec_slim_infer/inference.pdmodel  --param_file=./ch_ppocr_mobile_v2.0_rec_slim_infer/inference.pdiparams  --optimize_out=./ch_ppocr_mobile_v2.0_rec_slim_opt --valid_targets=arm  --optimize_out_type=naive_buffer
+./opt --model_file=./ch_ppocr_mobile_v2.0_rec_infer/inference.pdmodel  --param_file=./ch_ppocr_mobile_v2.0_rec_infer/inference.pdiparams  --optimize_out=./ch_ppocr_mobile_v2.0_rec_opt --valid_targets=arm  --optimize_out_type=naive_buffer
 # 转换V2.0方向分类器模型
-./opt --model_file=./ch_ppocr_mobile_v2.0_cls_slim_infer/inference.pdmodel  --param_file=./ch_ppocr_mobile_v2.0_cls_slim_infer/inference.pdiparams  --optimize_out=./ch_ppocr_mobile_v2.0_cls_slim_opt --valid_targets=arm  --optimize_out_type=naive_buffer
+./opt --model_file=./ch_ppocr_mobile_v2.0_cls_infer/inference.pdmodel  --param_file=./ch_ppocr_mobile_v2.0_cls_infer/inference.pdiparams  --optimize_out=./ch_ppocr_mobile_v2.0_cls_opt --valid_targets=arm  --optimize_out_type=naive_buffer
 
 ```
 
@@ -185,16 +185,16 @@ wget  https://paddleocr.bj.bcebos.com/dygraph_v2.0/ch/ch_ppocr_mobile_v2.0_cls_s
  ```
 
  准备测试图像，以`PaddleOCR/doc/imgs/11.jpg`为例，将测试的图像复制到`demo/cxx/ocr/debug/`文件夹下。
- 准备lite opt工具优化后的模型文件，比如使用`ch_ppocr_mobile_v2.0_det_slim_opt.nb，ch_ppocr_mobile_v2.0_rec_slim_opt.nb, ch_ppocr_mobile_v2.0_cls_slim_opt.nb`，模型文件放置在`demo/cxx/ocr/debug/`文件夹下。
+ 准备lite opt工具优化后的模型文件，比如使用`ch_ppocr_mobile_v2.0_det_opt.nb，ch_ppocr_mobile_v2.0_rec_opt.nb, ch_ppocr_mobile_v2.0_cls_opt.nb`，模型文件放置在`demo/cxx/ocr/debug/`文件夹下。
 
  执行完成后，ocr文件夹下将有如下文件格式：
 
 ```
 demo/cxx/ocr/
 |-- debug/  
-|   |--ch_ppocr_mobile_v2.0_det_slim_opt.nb           优化后的检测模型文件
-|   |--ch_ppocr_mobile_v2.0_rec_slim_opt.nb           优化后的识别模型文件
-|   |--ch_ppocr_mobile_v2.0_cls_slim_opt.nb           优化后的文字方向分类器模型文件
+|   |--ch_ppocr_mobile_v2.0_det_opt.nb           优化后的检测模型文件
+|   |--ch_ppocr_mobile_v2.0_rec_opt.nb           优化后的识别模型文件
+|   |--ch_ppocr_mobile_v2.0_cls_opt.nb           优化后的文字方向分类器模型文件
 |   |--11.jpg                           待测试图像
 |   |--ppocr_keys_v1.txt                中文字典文件
 |   |--libpaddle_light_api_shared.so    C++预测库文件
@@ -248,7 +248,7 @@ use_direction_classify  0  # 是否使用方向分类器，0表示不使用，1
  adb shell
  cd /data/local/tmp/debug
  export LD_LIBRARY_PATH=${PWD}:$LD_LIBRARY_PATH
- ./ocr_db_crnn ch_ppocr_mobile_v2.0_det_slim_opt.nbb  ch_ppocr_mobile_v2.0_rec_slim_opt.nb  ch_ppocr_mobile_v2.0_cls_slim_opt.nb  ./11.jpg  ppocr_keys_v1.txt
+ ./ocr_db_crnn ch_ppocr_mobile_v2.0_det_opt.nbb  ch_ppocr_mobile_v2.0_rec_opt.nb  ch_ppocr_mobile_v2.0_cls_opt.nb  ./11.jpg  ppocr_keys_v1.txt
  ```
 
  如果对代码做了修改，则需要重新编译并push到手机上。
diff --git a/deploy/lite/readme_en.md b/deploy/lite/readme_en.md
index 9e683f11e2c638b9b3fc3dfa2ae8d564d7db0335..34512fca3ae42ec70721fd6045bf7080418d213a 100644
--- a/deploy/lite/readme_en.md
+++ b/deploy/lite/readme_en.md
@@ -124,16 +124,16 @@ The following takes the ultra-lightweight Chinese model of PaddleOCR as an examp
 
 ```
 # [Recommendation] Download the Chinese and English inference model of PaddleOCR V2.0
-wget  https://paddleocr.bj.bcebos.com/dygraph_v2.0/ch/ch_ppocr_mobile_v2.0_det_slim_infer.tar && tar xf  ch_ppocr_mobile_v2.0_det_slim_infer.tar
-wget  https://paddleocr.bj.bcebos.com/dygraph_v2.0/ch/ch_ppocr_mobile_v2.0_rec_slim_infer.tar && tar xf  ch_ppocr_mobile_v2.0_rec_slim_infer.tar
-wget  https://paddleocr.bj.bcebos.com/dygraph_v2.0/ch/ch_ppocr_mobile_v2.0_cls_slim_infer.tar && tar xf  ch_ppocr_mobile_v2.0_cls_slim_infer.tar
+wget  https://paddleocr.bj.bcebos.com/dygraph_v2.0/ch/ch_ppocr_mobile_v2.0_det_infer.tar && tar xf  ch_ppocr_mobile_v2.0_det_infer.tar
+wget  https://paddleocr.bj.bcebos.com/dygraph_v2.0/ch/ch_ppocr_mobile_v2.0_rec_infer.tar && tar xf  ch_ppocr_mobile_v2.0_rec_infer.tar
+wget  https://paddleocr.bj.bcebos.com/dygraph_v2.0/ch/ch_ppocr_mobile_v2.0_cls_infer.tar && tar xf  ch_ppocr_mobile_v2.0_cls_infer.tar
 # Convert V2.0 detection model
-./opt --model_file=./ch_ppocr_mobile_v2.0_det_slim_infer/inference.pdmodel  --param_file=./ch_ppocr_mobile_v2.0_det_slim_infer/inference.pdiparams  --optimize_out=./ch_ppocr_mobile_v2.0_det_slim_opt --valid_targets=arm  --optimize_out_type=naive_buffer
+./opt --model_file=./ch_ppocr_mobile_v2.0_det_infer/inference.pdmodel  --param_file=./ch_ppocr_mobile_v2.0_det_infer/inference.pdiparams  --optimize_out=./ch_ppocr_mobile_v2.0_det_opt --valid_targets=arm  --optimize_out_type=naive_buffer
 # 转换V2.0识别模型
 # Convert V2.0 recognition model
-./opt --model_file=./ch_ppocr_mobile_v2.0_rec_slim_infer/inference.pdmodel  --param_file=./ch_ppocr_mobile_v2.0_rec_slim_infer/inference.pdiparams  --optimize_out=./ch_ppocr_mobile_v2.0_rec_slim_opt --valid_targets=arm  --optimize_out_type=naive_buffer
+./opt --model_file=./ch_ppocr_mobile_v2.0_rec_infer/inference.pdmodel  --param_file=./ch_ppocr_mobile_v2.0_rec_infer/inference.pdiparams  --optimize_out=./ch_ppocr_mobile_v2.0_rec_opt --valid_targets=arm  --optimize_out_type=naive_buffer
 # Convert V2.0 angle classifier model
-./opt --model_file=./ch_ppocr_mobile_v2.0_cls_slim_infer/inference.pdmodel  --param_file=./ch_ppocr_mobile_v2.0_cls_slim_infer/inference.pdiparams  --optimize_out=./ch_ppocr_mobile_v2.0_cls_slim_opt --valid_targets=arm  --optimize_out_type=naive_buffer
+./opt --model_file=./ch_ppocr_mobile_v2.0_cls_infer/inference.pdmodel  --param_file=./ch_ppocr_mobile_v2.0_cls_infer/inference.pdiparams  --optimize_out=./ch_ppocr_mobile_v2.0_cls_opt --valid_targets=arm  --optimize_out_type=naive_buffer
 
 ```
 
@@ -194,9 +194,9 @@ The structure of the OCR demo is as follows after the above command is executed:
 ```
 demo/cxx/ocr/
 |-- debug/  
-|   |--ch_ppocr_mobile_v2.0_det_slim_opt.nb           Detection model
-|   |--ch_ppocr_mobile_v2.0_rec_slim_opt.nb           Recognition model
-|   |--ch_ppocr_mobile_v2.0_cls_slim_opt.nb           Text direction classification model
+|   |--ch_ppocr_mobile_v2.0_det_opt.nb           Detection model
+|   |--ch_ppocr_mobile_v2.0_rec_opt.nb           Recognition model
+|   |--ch_ppocr_mobile_v2.0_cls_opt.nb           Text direction classification model
 |   |--11.jpg                           Image for OCR
 |   |--ppocr_keys_v1.txt                Dictionary file
 |   |--libpaddle_light_api_shared.so    C++ .so file
@@ -248,7 +248,7 @@ After the above steps are completed, you can use adb to push the file to the pho
  adb shell
  cd /data/local/tmp/debug
  export LD_LIBRARY_PATH=${PWD}:$LD_LIBRARY_PATH
- ./ocr_db_crnn ch_ppocr_mobile_v2.0_det_slim_opt.nbb  ch_ppocr_mobile_v2.0_rec_slim_opt.nb  ch_ppocr_mobile_v2.0_cls_slim_opt.nb  ./11.jpg  ppocr_keys_v1.txt
+ ./ocr_db_crnn ch_ppocr_mobile_v2.0_det_opt.nbb  ch_ppocr_mobile_v2.0_rec_opt.nb  ch_ppocr_mobile_v2.0_cls_opt.nb  ./11.jpg  ppocr_keys_v1.txt
  ```
 
 If you modify the code, you need to recompile and push to the phone.