我的 xelatex 模板

 \documentclass[twoside,11pt]{article}
 \usepackage{amsmath,amsfonts}
 \usepackage{hyperref}
 \usepackage{fontspec}
 \usepackage{xunicode}
 \usepackage{xltxtra}
 \usepackage{eucal,mathrsfs}
 \usepackage{amsthm}
 \usepackage{amssymb}
 \usepackage{graphicx,color}
 \usepackage{mathrsfs}
 \usepackage[all]{xy}
 \usepackage{fancybox}
 \usepackage{xeCJK}
 %\usepackage{CJKutf8}
 \newtheorem{theorem}{定
   理} \newtheorem{lemma}{引理}[section]
 \newtheorem{proposition}{命题}[section] \newtheorem{corollary}{推
   论}[theorem] \newtheorem{example}{例}
 \newtheorem{remark}{注} \newtheorem{definition}{定义}[section]
 \setCJKmainfont[BoldFont=KaiTi_GB2312,ItalicFont=KaiTi_GB2312]{FangSong_GB2312}
 \def\ZZ{\mathbb{Z}} \topmargin -0.40in \oddsidemargin 0.08in
 \evensidemargin 0.08in \marginparwidth 0.00in \marginparsep 0.00in
 \textwidth 16cm \textheight 24cm \newcommand{\D}{\displaystyle}
 \newcommand{\ds}{\displaystyle} \renewcommand{\ni}{\noindent}
 \newcommand{\pa}{\partial} \newcommand{\Om}{\Omega}
 \newcommand{\om}{\omega} \newcommand{\sik}{\sum_{i=1}^k}
 \newcommand{\vov}{\Vert\omega\Vert} \newcommand{\Umy}{U_{\mu_i,y^i}}
 \newcommand{\lamns}{\lambda_n^{^{\scriptstyle\sigma}}}
 \newcommand{\chiomn}{\chi_{_{\Omega_n}}}
 \newcommand{\ullim}{\underline{\lim}} \newcommand{\bsy}{\boldsymbol}
 \newcommand{\mvb}{\mathversion{bold}} \newcommand{\la}{\lambda}
 \newcommand{\La}{\Lambda} \newcommand{\va}{\varepsilon}
 \newcommand{\be}{\beta} \newcommand{\al}{\alpha}
 \newcommand{\dis}{\displaystyle} \newcommand{\R}{{\mathbb R}}
 \newcommand{\N}{{\mathbb N}} \newcommand{\cF}{{\mathcal F}}
 \newcommand{\gB}{{\mathfrak B}} \newcommand{\eps}{\epsilon}
 \renewcommand\refname{参考文献} \def \qed {\hfill \vrule height6pt
   width 6pt depth 0pt} \topmargin -0.40in \oddsidemargin 0.08in
 \evensidemargin 0.08in \marginparwidth0.00in \marginparsep 0.00in
 \textwidth 15.5cm \textheight 24cm \pagestyle{myheadings}
 \markboth{\rm \centerline{}} {\rm \centerline{}}
 \begin{document}
   \title{{\bf {}}}
   \author{{叶卢庆} \\{{ \small{杭州
           师范大学理学院,学号:1002011005}}}\\{{\small{Email:h5411167@gmail.com}}}} \date{}
   \maketitle

 \end{proof}
 \end{document}