Public information about Du Jun is currently limited; details such as nationality, dates of birth and death, educational background, and professional career are not clearly documented. Among the works held in the collection, Du Jun is the author of one title, E-commerce Store Graphic Design (2nd Edition), an operational guide in the field of e-commerce and visual design aimed at online store operators and graphic designers, covering the visual presentation of store pages. It can therefore be inferred that Du Jun's writing emphasizes practical skills and operational procedures, with an explanatory and instructional tone, focusing on connecting the use of design tools with the needs of e-commerce scenarios. Because other works and experiences of the author remain unclear, a fuller assessment of Du Jun's overall writing style and influence is not yet possible; readers may consult the book itself to learn about the author's experience and approach in e-commerce store graphic design.