In recent years, dye-based sublimation printing technology has rapidly gained popularity due to its superior output quality and wide application across various products. For users engaged in creative customization or garment heat transfer printing, choosing a suitable sublimation printer and understanding the principles of dye sublimation printing is crucial. This article will provide a systematic understanding of the working mechanism of sublimation printing, related technical points, and professional information on sublimation inks, sublimation transfer paper, and advanced dye-sublimation printer equipment in the industry.