diff --git a/docs/source/conf.py b/docs/source/conf.py
deleted file mode 100644
index e2d3148de..000000000
--- a/docs/source/conf.py
+++ /dev/null
@@ -1,68 +0,0 @@
-# Configuration file for the Sphinx documentation builder.
-#
-# This file only contains a selection of the most common options. For a full
-# list see the documentation:
-# https://www.sphinx-doc.org/en/master/usage/configuration.html
-
-# -- Path setup --------------------------------------------------------------
-
-# If extensions (or modules to document with autodoc) are in another directory,
-# add these directories to sys.path here. If the directory is relative to the
-# documentation root, use os.path.abspath to make it absolute, like shown here.
-#
-# import os
-# import sys
-# sys.path.insert(0, os.path.abspath('.'))
-import sphinx_rtd_theme
-html_theme = "sphinx_rtd_theme"
-html_theme_path = [sphinx_rtd_theme.get_html_theme_path()]
-from recommonmark.parser import CommonMarkParser
-# -- Project information -----------------------------------------------------
-source_parsers = {
-    '.md': CommonMarkParser,
-}
-source_suffix = ['.rst', '.md']
-
-project = 'paddleclas'
-copyright = '2021, paddleclas'
-author = 'paddleclas'
-
-# The full version, including alpha/beta/rc tags
-release = '2.3.0'
-
-
-# -- General configuration ---------------------------------------------------
-
-# Add any Sphinx extension module names here, as strings. They can be
-# extensions coming with Sphinx (named 'sphinx.ext.*') or your custom
-# ones.
-extensions = [
-]
-
-# Add any paths that contain templates here, relative to this directory.
-templates_path = ['_templates']
-
-# The language for content autogenerated by Sphinx. Refer to documentation
-# for a list of supported languages.
-#
-# This is also used if you do content translation via gettext catalogs.
-# Usually you set "language" from the command line for these cases.
-language = 'zh_CN'
-
-# List of patterns, relative to source directory, that match files and
-# directories to ignore when looking for source files.
-# This pattern also affects html_static_path and html_extra_path.
-exclude_patterns = []
-
-
-# -- Options for HTML output -------------------------------------------------
-
-# The theme to use for HTML and HTML Help pages.  See the documentation for
-# a list of builtin themes.
-#
-html_theme = 'alabaster'
-
-# Add any paths that contain custom static files (such as style sheets) here,
-# relative to this directory. They are copied after the builtin static files,
-# so a file named "default.css" will overwrite the builtin "default.css".
-html_static_path = ['_static']
diff --git a/docs/zh_CN/conf.py b/docs/zh_CN/conf.py
index 9e4967d6e..73b6065f6 100644
--- a/docs/zh_CN/conf.py
+++ b/docs/zh_CN/conf.py
@@ -1,6 +1,4 @@
 # Configuration file for the Sphinx documentation builder.
-from recommonmark.parser import CommonMarkParser
-import sphinx_rtd_theme
 #
 # This file only contains a selection of the most common options. For a full
 # list see the documentation:
@@ -15,16 +13,27 @@ import sphinx_rtd_theme
 # import os
 # import sys
 # sys.path.insert(0, os.path.abspath('.'))
-extensions = ['recommonmark']
-
+import sphinx_rtd_theme
+import sphinx_markdown_tables
+import recommonmark
+html_theme = "sphinx_rtd_theme"
+html_theme_path = [sphinx_rtd_theme.get_html_theme_path()]
+from recommonmark.parser import CommonMarkParser
 # -- Project information -----------------------------------------------------
-
+source_parsers = {
+    '.md': CommonMarkParser,
+}
+source_suffix = ['.rst', '.md']
+extensions = [
+     'recommonmark',
+     'sphinx_markdown_tables'
+ ]
 project = 'paddleclas'
 copyright = '2021, paddleclas'
 author = 'paddleclas'
 
 # The full version, including alpha/beta/rc tags
-release = '2.3'
+release = '2.3.0'
 
 
 # -- General configuration ---------------------------------------------------
@@ -32,7 +41,6 @@ release = '2.3'
 # Add any Sphinx extension module names here, as strings. They can be
 # extensions coming with Sphinx (named 'sphinx.ext.*') or your custom
 # ones.
-extensions = ['recommonmark']
 
 # Add any paths that contain templates here, relative to this directory.
 templates_path = ['_templates']
@@ -43,14 +51,11 @@ templates_path = ['_templates']
 # This is also used if you do content translation via gettext catalogs.
 # Usually you set "language" from the command line for these cases.
 language = 'zh_CN'
-source_parsers = {
-    '.md': CommonMarkParser,
-}
-source_suffix = ['.rst', '.md']
+
 # List of patterns, relative to source directory, that match files and
 # directories to ignore when looking for source files.
 # This pattern also affects html_static_path and html_extra_path.
-exclude_patterns = ['_build', 'Thumbs.db', '.DS_Store']
+exclude_patterns = []
 
 
 # -- Options for HTML output -------------------------------------------------
@@ -58,7 +63,6 @@ exclude_patterns = ['_build', 'Thumbs.db', '.DS_Store']
 # The theme to use for HTML and HTML Help pages.  See the documentation for
 # a list of builtin themes.
 #
-html_theme = 'sphinx_rtd_theme'
 
 # Add any paths that contain custom static files (such as style sheets) here,
 # relative to this directory. They are copied after the builtin static files,
diff --git a/docs/zh_CN/introduction/index.rst b/docs/zh_CN/introduction/index.rst
index b32dd3581..598f958c5 100644
--- a/docs/zh_CN/introduction/index.rst
+++ b/docs/zh_CN/introduction/index.rst
@@ -4,5 +4,8 @@
 .. toctree::
    :maxdepth: 2
 
-   function_intro.md
+   product.md
+   logo.md
+   cartoon.md
    more_demo.md
+   vehicle.md
diff --git a/docs/zh_CN/others/index.rst b/docs/zh_CN/others/index.rst
index 593b3ac60..f21f70fed 100644
--- a/docs/zh_CN/others/index.rst
+++ b/docs/zh_CN/others/index.rst
@@ -10,7 +10,6 @@
    VisualDL.md
    versions.md
    update_history.md
-   more_demo.md
    train_on_xpu.md
    transfer_learning.md
    train_with_DALI.md
diff --git a/docs/zh_CN/readFile.py b/docs/zh_CN/readFile.py
index a1a95ce9c..c6e27a10a 100644
--- a/docs/zh_CN/readFile.py
+++ b/docs/zh_CN/readFile.py
@@ -27,8 +27,8 @@ def file_name(file_dir):
     for dir in temp:
        for root, dirs, files in os.walk(dir):
         print(root) #当前目录路径
-        
-        files.remove('index.rst')
+        if 'index.rst' in files:
+            files.remove('index.rst')
         print(files) #当前路径下所有非目录子文件
         curDir = os.path.join(file_dir, dir)
         filename = curDir + '/index.rst'
@@ -61,5 +61,5 @@ def readfile(filename):
 
 
 file_name('./')
-# filename = './index.rst'
-# readfile(filename)
\ No newline at end of file
+#filename = './index.rst'
+#readfile(filename)