diff --git a/README.rst b/README.rst
index 913e7db1..846090b7 100644
--- a/README.rst
+++ b/README.rst
@@ -4,12 +4,20 @@
 
 -------------------------------------------------------------
 
-《Python Cookbook》3rd 中文版2.0.0正式发布啦 ^_^！ ——2016/03/31
+《Python Cookbook》3rd 中文版3.0.0正式发布啦 ^_^！ ——2017/12/07
 
-* 在线阅读地址： http://python3-cookbook.readthedocs.org/zh_CN/latest/
+在线阅读地址： http://python3-cookbook.readthedocs.org/zh_CN/latest/
 
-* 中文简体版PDF下载地址： http://pan.baidu.com/s/1i4Jypff
+* 中文简体版PDF下载地址： https://pan.baidu.com/s/1sl3av3f
+* 中文繁体版PDF下载地址： https://pan.baidu.com/s/1hsnJEpm
+
+-------------------------------------------------------------
 
+旧版本(2.0.0)下载
+
+《Python Cookbook》3rd 中文版2.0.0正式发布啦 ^_^！ ——2016/03/31
+
+* 中文简体版PDF下载地址： http://pan.baidu.com/s/1i4Jypff
 * 中文繁体版PDF下载地址： http://pan.baidu.com/s/1i5k2CjN
 
 -------------------------------------------------------------
diff --git a/source/conf.py b/source/conf.py
index e6feb35e..50753aad 100644
--- a/source/conf.py
+++ b/source/conf.py
@@ -44,16 +44,16 @@
 
 # General information about the project.
 project = u'python3-cookbook'
-copyright = u'2015, 熊能'
+copyright = u'2017, 熊能'
 
 # The version info for the project you're documenting, acts as replacement for
 # |version| and |release|, also used in various other places throughout the
 # built documents.
 #
 # The short X.Y version.
-version = '2.0'
+version = '3.0'
 # The full version, including alpha/beta/rc tags.
-release = '2.0.0'
+release = '3.0.0'
 
 exclude_patterns = []
 
@@ -67,11 +67,14 @@
 
 # -- Options for LaTeX output ---------------------------------------------
 
+# 注：在生成html的时候这句话要注释
+# latex_engine = 'xelatex'
+
 latex_elements={# The paper size ('letterpaper' or 'a4paper').
 'papersize':'a4paper',# The font size ('10pt', '11pt' or '12pt').
-'pointsize':'12pt','classoptions':',oneside','babel':'',#必須
-'inputenc':'',#必須
-'utf8extra':'',#必須
+'pointsize':'12pt','classoptions':',oneside','babel':'',#必须
+'inputenc':'',#必须
+'utf8extra':'',#必须
 # Additional stuff for the LaTeX preamble.
 'preamble': r"""
 \usepackage{xeCJK}