Core Viewpoint - The article highlights the historical evolution and significance of China's participation in world expos, particularly focusing on the design and cultural representation of the Chinese pavilions over the years, showcasing the blend of traditional elements and modern advancements in technology and art [1][12]. Group 1: Historical Context - The first independent Chinese pavilion was constructed by Western sinologists over a century ago, marking the beginning of China's representation at world expos [1]. - In 1867, the Chinese pavilion at the Paris Expo was designed in the style of a Chinese royal garden, showcasing the growing interest in Chinese culture in the West [2][3]. - The success of the 1867 pavilion encouraged Chinese officials to participate more actively in future expos, leading to the establishment of a dedicated Chinese pavilion in subsequent events [4][6]. Group 2: Architectural and Cultural Significance - The 1878 Paris Expo featured a pavilion built by Ningbo carpenters, which was praised for its authentic Chinese craftsmanship and design, including a prominent red wooden archway [9]. - The 1904 St. Louis Expo pavilion was noted for its grandeur and was referred to as "the most beautiful Eastern architectural model" by Western media, reflecting the peak of Chinese architectural representation [10]. - The 1915 San Francisco Expo marked a shift in focus from cultural representation to product promotion, with the pavilion showcasing a wide array of Chinese goods [11][12]. Group 3: Evolution of Exhibition Philosophy - The approach to exhibitions evolved from a focus on cultural diplomacy to a more commercial perspective, with the 1915 Expo emphasizing the promotion of Chinese products [11]. - By 1992, the exhibition philosophy had further developed to balance cultural heritage with industrial achievements, as seen in the design of the pavilion at the Seville Expo [12].