% Chinese support with xeCJK
\usepackage{xeCJK}
\setCJKmainfont{PingFang SC}
\setCJKsansfont{Heiti SC}

% Enable Chinese line breaking
\XeTeXlinebreaklocale "zh"

% Paragraph settings
\usepackage{parskip}
\setlength{\parindent}{2em}
\usepackage{ragged2e}

% Chinese punctuation style
\punctstyle{quanjiao}

% Cover page
\AtBeginDocument{%
  \thispagestyle{empty}
  \begin{center}
    \vspace*{0.4\textheight}
    {\Huge\bfseries 设计数据密集型应用}
    \vspace{1cm}
    {\LARGE 第二版}
    \vspace{2cm}
    {\Large Martin Kleppmann}
    \vspace{0.5cm}
    {\large 冯若航 译}
  \end{center}
  \clearpage
}