Pangmen Zhengdao is an author in the field of Chinese-language photography writing. Public information about him is limited, and details such as his nationality and dates of birth and death cannot currently be confirmed. The library holds one work by him, Composition of Foreground and Background in Photography, which is classified under art and photography. Judging from the title and category, the author focuses on the spatial relationship between foreground and background in a photographic image, a rather specific angle within composition technique rather than a broad introductory overview. Writing of this kind is usually aimed at practising photographers, emphasizing the arrangement of layers between foreground and background when framing, the placement of the subject, and the depth and visual guidance that result. Because material on the author is scarce, his writing style and overall influence are difficult to assess fully; based on this single work, one can say only that his approach is practical and clearly focused, suitable for photography readers interested in compositional layers.