Core Viewpoint - The "Old City Jin Yun: 'Stamp' Shows Elegance" themed stamp collection event in Nankai District, Tianjin, introduces an immersive urban cultural interaction model that combines stamping, cultural tourism, and social engagement during the National Day and Mid-Autumn Festival holiday [1][2]. Group 1 - The event features 20 renowned cultural and creative institutions from 11 cities, including Tianjin, Beijing, and Guangzhou, using stamps to encapsulate regional cultures [2]. - A total of 1,000 unique stamps are presented, including designs based on city landmarks and limited edition "event stamps," attracting many stamp collection enthusiasts [2]. - Visitors can receive a free themed stamp collection booklet and collect stamps at 21 designated points, sharing their experiences on social media for rewards [2]. Group 2 - The event aims to engage the Z generation through a "light tourism" approach, revitalizing and promoting excellent culture [2]. - Future plans include exploring more cultural resources in Tianjin and launching cross-disciplinary activities like "stamping + intangible cultural heritage" and "stamping + research learning" [3].