Bilingual (multilingual) publications and duplicate publications: for or against?

Yue-hong Zhang examines whether a bilingual publication is suspicious from an ethical point of view how it has been a topic of debate from the professional perspective of journal publishing. This problem continues to create problems for those authors who are preparing for submission. Yue-hong Zhang informs that no normative text or guide is available for authors and journal editors as reference in China despite extensive discussions in this regarding in the publishing industry around the world. From a professional perspective, a few highlights for discussion on the criteria for bilingual publication and substantial duplicate publication are proposed and could be a reference for authors and editors. Bilingual publication need to include the following processes, requiring authors to get permission from the primary journal and state acknowledgement of a secondary publication or which parts are a secondary publication in the manuscript when submitting the manuscript in another language after publishing one paper in a primary language.