diff --git a/docs/en/change_log.md b/docs/en/change_log.md
index 107fc495c95ee85c1878cfd3202da509a580291a..406a49ea51e6c92016a3732263085bc845bf0568 100644
--- a/docs/en/change_log.md
+++ b/docs/en/change_log.md
@@ -1,3 +1,3 @@
-# change_log
+# Release Notes
 
 * 2020.04.14: first commit
diff --git a/docs/en/conf.py b/docs/en/conf.py
index 24e5725b4bf199b5061a30e338876c92195710f3..1b5a0c12462c502baf2e68018c63bc7b118bc968 100644
--- a/docs/en/conf.py
+++ b/docs/en/conf.py
@@ -11,7 +11,6 @@
 # documentation root, use os.path.abspath to make it absolute, like shown here.
 #
 import os
-# import sys
 import recommonmark
 
 exclude_patterns = ['_build', 'Thumbs.db', '.DS_Store']
diff --git a/docs/zh_CN/Makefile b/docs/zh_CN/Makefile
index ed88099027f775942fa65dce2314f1ae9675cb36..d4bb2cbb9eddb1bb1b4f366623044af8e4830919 100644
--- a/docs/zh_CN/Makefile
+++ b/docs/zh_CN/Makefile
@@ -6,7 +6,7 @@
 SPHINXOPTS    ?=
 SPHINXBUILD   ?= sphinx-build
 SOURCEDIR     = .
-BUILDDIR      = build
+BUILDDIR      = _build
 
 # Put it first so that "make" without argument is like "make help".
 help:
diff --git a/docs/zh_CN/change_log.md b/docs/zh_CN/change_log.md
index 3885cbd3100a16e6e9682a373043a7079f860fb5..a3ba148b2be262e920e8a8f06c87c6b429b30413 100644
--- a/docs/zh_CN/change_log.md
+++ b/docs/zh_CN/change_log.md
@@ -1,2 +1,3 @@
 # 更新日志
+
 * 2020.04.10: 第一次提交
diff --git a/docs/zh_CN/conf.py b/docs/zh_CN/conf.py
index a7a85cb64c02d3bfe1ef3cf2f803f29e1cc0c18f..13d8844bcbe1bfa0779571695035feac9de13b68 100644
--- a/docs/zh_CN/conf.py
+++ b/docs/zh_CN/conf.py
@@ -11,12 +11,10 @@
 # documentation root, use os.path.abspath to make it absolute, like shown here.
 #
 import os
-import sys
+# import sys
 import recommonmark
-sys.path.insert(0, os.path.abspath('.'))
-sys.path.insert(0, os.path.abspath('..'))
 
-exclude_patterns = ['tmp', 'build', 'tools', 'README.md']
+exclude_patterns = ['_build', 'Thumbs.db', '.DS_Store']
 
 # -- Project information -----------------------------------------------------
 
diff --git a/docs/zh_CN/make.bat b/docs/zh_CN/make.bat
new file mode 100644
index 0000000000000000000000000000000000000000..2119f51099bf37e4fdb6071dce9f451ea44c62dd
--- /dev/null
+++ b/docs/zh_CN/make.bat
@@ -0,0 +1,35 @@
+@ECHO OFF
+
+pushd %~dp0
+
+REM Command file for Sphinx documentation
+
+if "%SPHINXBUILD%" == "" (
+	set SPHINXBUILD=sphinx-build
+)
+set SOURCEDIR=.
+set BUILDDIR=_build
+
+if "%1" == "" goto help
+
+%SPHINXBUILD% >NUL 2>NUL
+if errorlevel 9009 (
+	echo.
+	echo.The 'sphinx-build' command was not found. Make sure you have Sphinx
+	echo.installed, then set the SPHINXBUILD environment variable to point
+	echo.to the full path of the 'sphinx-build' executable. Alternatively you
+	echo.may add the Sphinx directory to PATH.
+	echo.
+	echo.If you don't have Sphinx installed, grab it from
+	echo.http://sphinx-doc.org/
+	exit /b 1
+)
+
+%SPHINXBUILD% -M %1 %SOURCEDIR% %BUILDDIR% %SPHINXOPTS% %O%
+goto end
+
+:help
+%SPHINXBUILD% -M help %SOURCEDIR% %BUILDDIR% %SPHINXOPTS% %O%
+
+:end
+popd