Han Xiulin: publicly available information is limited. At present it is known only that the author has two works in circulation, both on architecture and cultural heritage and commonly classified under design. The representative works are The Confucius Mansion, Temple and Cemetery and The Ancient City of Pingyao, which focus respectively on the Confucius family architectural complex in Qufu, Shandong, and the historic remains of Pingyao in Shanxi, addressing readers interested in traditional architecture, historic districts and cultural heritage. Judging from the choice of subjects, the author attends to representative historic spaces in China, presenting their layout, forms and cultural meaning with text and images. The writing leans toward on-site observation and the arrangement of source materials, in a plain and restrained style without excessive dramatization. Such books help readers build an overall understanding before a visit and review details afterward. Because information on the author's life, identity and writing background is unavailable, the reach of the works and readers' evaluations cannot be assessed on sufficient evidence and await further material.