- 专门机构 zhuānménjīgòu special agencyspecial agency; specialized institution or organization
- 专门化 zhuānménhuà specializationthe process of specializing or becoming specialized; to specialize
- 专门家 zhuānménjiā expertexpert; specialist
- 专门列车 zhuānménlièchē special traina train reserved for a specific purpose or specific group of people
- 专门人员 zhuānménrényuán specialistspecialist; specialized staff
- 专门人才 zhuānménréncái specialistpeople with professional skills; talented specialists