diff --git a/doc/algorithm/rnn/bi_lstm.jpg b/doc/algorithm/rnn/bi_lstm.jpg
new file mode 120000
index 0000000000000000000000000000000000000000..a53296cf806f97f7f2520e1700c4fb93f6bfc9d8
--- /dev/null
+++ b/doc/algorithm/rnn/bi_lstm.jpg
@@ -0,0 +1 @@
+../../demo/sentiment_analysis/bi_lstm.jpg
\ No newline at end of file
diff --git a/doc/algorithm/rnn/encoder-decoder-attention-model.png b/doc/algorithm/rnn/encoder-decoder-attention-model.png
new file mode 120000
index 0000000000000000000000000000000000000000..db71321a43a37b774e7de0af3765a60345033743
--- /dev/null
+++ b/doc/algorithm/rnn/encoder-decoder-attention-model.png
@@ -0,0 +1 @@
+../../demo/text_generation/encoder-decoder-attention-model.png
\ No newline at end of file
diff --git a/doc/ui/api/rnn/index.rst b/doc/algorithm/rnn/index.rst
similarity index 100%
rename from doc/ui/api/rnn/index.rst
rename to doc/algorithm/rnn/index.rst
diff --git a/doc/demo/quick_start/index_en.md b/doc/demo/quick_start/index_en.md
index 2a8c8a5dde726d538e7a5a9b7cf211a48a14d2ff..b537d8c8346a41dba6ffebd43662b8954d1fa64c 100644
--- a/doc/demo/quick_start/index_en.md
+++ b/doc/demo/quick_start/index_en.md
@@ -1,4 +1,4 @@
-# PaddlePaddle Quick Start Tutorial
+# Quick Start Tutorial
 
 This tutorial will teach the basics of deep learning (DL), including how to implement many different models in PaddlePaddle. You will learn how to:
   - Prepare data into the standardized format that PaddlePaddle accepts.
diff --git a/doc/demo/new_layer/FullyConnected.jpg b/doc/dev/new_layer/FullyConnected.jpg
similarity index 100%
rename from doc/demo/new_layer/FullyConnected.jpg
rename to doc/dev/new_layer/FullyConnected.jpg
diff --git a/doc/dev/new_layer/index.rst b/doc/dev/new_layer/index.rst
new file mode 100644
index 0000000000000000000000000000000000000000..37dac3a14dedf2aaa99335e1b0ebe110dc746174
--- /dev/null
+++ b/doc/dev/new_layer/index.rst
@@ -0,0 +1,7 @@
+Writing New Layers
+==================
+
+.. toctree::
+  :maxdepth: 3
+
+  new_layer.rst
diff --git a/doc/demo/new_layer/index.rst b/doc/dev/new_layer/new_layer.rst
similarity index 100%
rename from doc/demo/new_layer/index.rst
rename to doc/dev/new_layer/new_layer.rst
diff --git a/doc/index.md b/doc/index.md
index 1e49f05af85181bff41d34c53f0100aa90b91a6d..b9d488052fc240c32d23078cb5eede4dad7f2e1e 100644
--- a/doc/index.md
+++ b/doc/index.md
@@ -7,8 +7,16 @@ User Guide
 * [Build and Installation](build/index.rst)
 * [Contribute Code](build/contribute_to_paddle.md)
 * [User Interface](ui/index.md)
-* [Source Code Documents](source/index.md)
-* [Layer Documents](layer.md)
-* [Trainer Config Helpers](ui/api/trainer_config_helpers/index.md)
+* [Model Config Interface](ui/api/trainer_config_helpers/index.md)
 * [Example and Demo](demo/index.md)
 * [Cluster Train](cluster/index.md)
+
+Development Guide
+-----------------
+* [Layer Documents](layer.md)
+* [Writing New Layers](dev/new_layer/index.rst)
+* [Source Code Documents](source/index.md)
+
+Algorithm Tutorial
+------------------
+* [RNN Configuration](algorithm/rnn/rnn.rst)
diff --git a/doc/ui/api/rnn/bi_lstm.jpg b/doc/ui/api/rnn/bi_lstm.jpg
deleted file mode 120000
index ae94882e70ea3f6820c285231e684945c5b0ff2b..0000000000000000000000000000000000000000
--- a/doc/ui/api/rnn/bi_lstm.jpg
+++ /dev/null
@@ -1 +0,0 @@
-../../../demo/sentiment_analysis/bi_lstm.jpg
\ No newline at end of file
diff --git a/doc/ui/api/rnn/encoder-decoder-attention-model.png b/doc/ui/api/rnn/encoder-decoder-attention-model.png
deleted file mode 120000
index f83c45bda88f2fafbb8031b73dbd7f569b1f25ce..0000000000000000000000000000000000000000
--- a/doc/ui/api/rnn/encoder-decoder-attention-model.png
+++ /dev/null
@@ -1 +0,0 @@
-../../../demo/text_generation/encoder-decoder-attention-model.png
\ No newline at end of file
diff --git a/doc/ui/api/trainer_config_helpers/index.md b/doc/ui/api/trainer_config_helpers/index.md
index 0255b4ba3d39d1dca8862fb138271f260dfdbdbf..00fa99bb3fa4c407dc867f91f4c7c495dc4061a1 100644
--- a/doc/ui/api/trainer_config_helpers/index.md
+++ b/doc/ui/api/trainer_config_helpers/index.md
@@ -1,4 +1,4 @@
-# Trainer Config Helpers
+# Model Config Interface
 
 * [Optimizer](optimizers_index.rst)
 * [Data Source](data_sources.rst)
@@ -7,4 +7,4 @@
 * [Poolings](poolings_index.rst)
 * [Networks](networks_index.rst)
 * [Evaluators](evaluators_index.rst)
-* [Parameter and Extra Layer Attribute](attrs.rst)  
+* [Parameter and Extra Layer Attribute](attrs.rst)
diff --git a/doc/ui/index.md b/doc/ui/index.md
index 52b3dd46882ef85981a3513b368f71359ee270c5..03699b6832018f15da8287124d2b29bc5ae89258 100644
--- a/doc/ui/index.md
+++ b/doc/ui/index.md
@@ -9,13 +9,12 @@
 
 * [PyDataProviderWrapper](api/py_data_provider_wrapper.rst)
 * [Trainer Config Helpers](api/trainer_config_helpers/index.md)
-* [Recurrent Neural Network Configuration](api/rnn/index.rst)
 
 ## Command Line Argument
 
 * [Use Case](cmd_argument/use_case.md)
 * [Argument Outline](cmd_argument/argument_outline.md)
-* [Detailed Descriptions of All Command Line Arguments](cmd_argument/detail_introduction.md)
+* [Detailed Descriptions](cmd_argument/detail_introduction.md)
 
 ## Predict