diff --git a/README.md b/README.md
index 8c101933..809ffe6d 100644
--- a/README.md
+++ b/README.md
@@ -9,7 +9,7 @@
 
 ## Features
 
- See [feature list](docs/source/feature_list.md) for more information.
+ See [feature list](docs/source/asr/feature_list.md) for more information.
 
 ## Setup
 
@@ -18,20 +18,20 @@ All tested under:
 * python>=3.7
 * paddlepaddle==2.1.2
 
-Please see [install](docs/source/install.md).
+Please see [install](docs/source/asr/install.md).
 
 ## Getting Started
 
-Please see [Getting Started](docs/source/getting_started.md) and [tiny egs](examples/tiny/s0/README.md).
+Please see [Getting Started](docs/source/asr/getting_started.md) and [tiny egs](examples/tiny/s0/README.md).
 
 
 ## More Information  
 
-* [Data Prepration](docs/source/data_preparation.md)  
-* [Data Augmentation](docs/source/augmentation.md)  
-* [Ngram LM](docs/source/ngram_lm.md)  
-* [Benchmark](docs/source/benchmark.md)  
-* [Relased Model](docs/source/released_model.md)  
+* [Data Prepration](docs/source/asr/data_preparation.md)  
+* [Data Augmentation](docs/source/asr/augmentation.md)  
+* [Ngram LM](docs/source/asr/ngram_lm.md)  
+* [Benchmark](docs/source/asr/benchmark.md)  
+* [Relased Model](docs/source/asr/released_model.md)  
 
 
 ## Questions and Help
@@ -45,4 +45,4 @@ DeepSpeech is provided under the [Apache-2.0 License](./LICENSE).
 
 ## Acknowledgement
 
-We depends on many open source repos. See [References](docs/source/reference.md) for more information.
+We depends on many open source repos. See [References](docs/source/asr/reference.md) for more information.
diff --git a/docs/source/index.rst b/docs/source/index.rst
index 53d07f87..3c196d2d 100644
--- a/docs/source/index.rst
+++ b/docs/source/index.rst
@@ -1,7 +1,7 @@
 Welcome to paddle Deepspeech documentation !
 ==============================================
 
-**Deepspeech** is a ASR library implemented by paddlepaddle.
+**Deepspeech** is a Speech toolkits implemented by paddlepaddle.
 
 
 Contents
@@ -11,37 +11,37 @@ Contents
    :maxdepth: 1
    :caption: Introduction
    
-   deepspeech_architecture 
+   asr/deepspeech_architecture 
 
 
 .. toctree::
    :maxdepth: 1
    :caption: Getting_started
 
-   install
-   getting_started
+   asr/install
+   asr/getting_started
 
 
 .. toctree::
    :maxdepth: 1
    :caption: More Information
 
-   data_preparation
-   augmentation
-   feature_list
-   ngram_lm  
+   asr/data_preparation
+   asr/augmentation
+   asr/feature_list
+   asr/ngram_lm  
 
 
 .. toctree::
    :maxdepth: 1
    :caption: Released_model
 
-   released_model
+   asr/released_model
 
 
 .. toctree::
    :maxdepth: 1
    :caption: Acknowledgement
 
-   reference
+   asr/reference