Core Points - The China Pavilion at the Osaka Expo won the Gold Award for large self-built pavilions, marking China's first gold award at an overseas comprehensive expo and the fifth consecutive major award since 1982 [1][3]. Group 1: Award and Recognition - The China Pavilion received the Gold Award from the International Exhibitions Bureau during the award ceremony [1]. - This achievement highlights the pavilion's successful design and presentation, showcasing China's cultural heritage [3]. Group 2: Pavilion Design and Technology - The pavilion, covering 3,500 square meters, features a "Chinese Book" design and narrates three main themes: "Harmony between Nature and Humanity," "Green Water and Green Mountains," and "Endless Vitality" [5]. - The projection technology used in the pavilion is based on ALPD semiconductor laser light source technology, which brings cultural heritage to life through light and shadow [5][22]. Group 3: Exhibition Highlights - The "River of Words" exhibit projects poetry from a height of 13 meters, illustrating the evolution of cultural transmission [8]. - The "Civilization Ruins" exhibit uses projectors and sand table models to showcase ancient water systems and city ruins, making ecological wisdom accessible [10]. - The "Petal Exhibit" consists of four themes related to ecological protection and social development, using projections and sand tables to depict a beautiful China [12]. - The "Ecological Corridor" offers an immersive experience of nature's beauty through interactive design [12]. - The "Guqin Intangible Cultural Heritage" exhibit combines visuals with music, reflecting the philosophical depth of traditional art [14]. - The "Nine Heavens" exhibit features interactive projections that allow visitors to send messages related to space exploration [17]. - The "Five Oceans" exhibit integrates projections with interactive elements, allowing visitors to engage with deep-sea exploration themes [19]. Group 4: Technical Implementation - The projection technology utilized in the pavilion includes over 10 units of the Light Peak Engineering D series and D Pro series projectors, ensuring high-quality visual presentations [9][22]. - The technology is designed to maintain color accuracy and image stability in complex lighting environments, overcoming challenges such as cross-construction and irregular structures [22].