diff --git a/doc/doc_en/quickstart_en.md b/doc/doc_en/quickstart_en.md
index ea38845f503192705a4d87f3faacdaf25bb27ba9..3479e19040241c47a6f594cad966398ff31a8df3 100644
--- a/doc/doc_en/quickstart_en.md
+++ b/doc/doc_en/quickstart_en.md
@@ -28,13 +28,13 @@
 - If you have CUDA 9 or CUDA 10 installed on your machine, please run the following command to install
 
   ```bash
-  python3 -m pip install paddlepaddle-gpu -i https://mirror.baidu.com/pypi/simple
+  python -m pip install paddlepaddle-gpu -i https://pypi.tuna.tsinghua.edu.cn/simple
   ```
 
 - If you have no available GPU on your machine, please run the following command to install the CPU version
 
   ```bash
-  python3 -m pip install paddlepaddle -i https://mirror.baidu.com/pypi/simple
+  python -m pip install paddlepaddle -i https://pypi.tuna.tsinghua.edu.cn/simple
   ```
 
 For more software version requirements, please refer to the instructions in [Installation Document](https://www.paddlepaddle.org.cn/install/quick) for operation.
diff --git a/ppstructure/docs/quickstart_en.md b/ppstructure/docs/quickstart_en.md
index 9229a79de1f14ea738a4ca2b93cf44d48508ff40..bbaac342fdfdb797c9f0f6b8b343713c5afb970f 100644
--- a/ppstructure/docs/quickstart_en.md
+++ b/ppstructure/docs/quickstart_en.md
@@ -311,7 +311,7 @@ Please refer to: [Key Information Extraction](../kie/README.md) .
 | save_pdf    | Whether to convert docx to pdf when recovery| False |
 | structure_version |  Structure version, optional PP-structure and PP-structurev2  | PP-structure |
 
-Most of the parameters are consistent with the PaddleOCR whl package, see [whl package documentation](../../doc/doc_en/whl.md)
+Most of the parameters are consistent with the PaddleOCR whl package, see [whl package documentation](../../doc/doc_en/whl_en.md)
 
 <a name="3"></a>
 ## 3. Summary
diff --git a/ppstructure/kie/README.md b/ppstructure/kie/README.md
index 872edb959276e22b22e4b733df44bdb6a6819c98..d8e18443f7f58a5a1ad44212f3c46997f07dd254 100644
--- a/ppstructure/kie/README.md
+++ b/ppstructure/kie/README.md
@@ -89,7 +89,7 @@ Boxes of different colors in the image represent different categories.
 
 The invoice and application form images have three categories: `request`, `answer` and `header`. The `question` and 'answer' can be used to extract the relationship.
 
-For the ID card image, the mdoel can be directly identify the key information such as `name`, `gender`, `nationality`, so that the subsequent relationship extraction process is not required, and the key information extraction task can be completed using only on model.
+For the ID card image, the model can directly identify the key information such as `name`, `gender`, `nationality`, so that the subsequent relationship extraction process is not required, and the key information extraction task can be completed using only on model.
 
 ### 3.2 RE