qyxf-book is a LaTeX document class (template) developed by Qian Yuan Xue Fu (QYXF), a student club of Xi’an Jiaotong University (XJTU). Up to now, this template has been applied to academic counselling material (“course helpers”) written by members of QYXF, including Solutions to University Physics: https://qyxf.site/latest/大物题解（上）.pdf Notes on Computing Methods: https://qyxf.site/latest/计算方法撷英-v1.1.pdf Guide to Computer Programming: https://qyxf.site/latest/计算机设计程序指南.pdf Features of the template: Minimalistic document style, as preferred for “course helpers”. Several color schemes are offered, and it is easy to customize your own scheme. Simple interfaces for users to customize the style of preface, main part and so on. Currently the template is only designed for Chinese typesetting.