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Core Viewpoint - The closing ceremony of the 15th National Games showcased innovative performances and advanced technology, highlighting the cultural richness and spirit of the Guangdong-Hong Kong-Macao Greater Bay Area [1][3][32]. Group 1: Performance Highlights - The closing ceremony featured a vibrant warm-up performance that combined street dance with traditional Cantonese opera, showcasing the spirit of the Lingnan culture [3]. - A large water stage of 3,790 square meters was used, with high-tech features allowing for seamless transitions between water and dry performances, enhancing the visual experience [9][11]. - The performance included a "water ballet" segment, where athletes demonstrated dynamic movements in the water, symbolizing strength and passion [13]. Group 2: Technological Innovations - The event featured a groundbreaking "sea and sky" dual-scene robot performance, demonstrating China's advanced robotics technology with 30 high-precision robots performing alongside human dancers [16][17]. - The robots executed synchronized movements with high precision, showcasing a new level of performance art that combines technology and traditional dance [19]. - AIGC technology was utilized to create a giant auspicious fish that appeared during the cultural performance, further emphasizing the integration of technology in the event [27]. Group 3: Cultural Significance - The closing ceremony included performances by multiple champions, singing the theme song "Momentum" of the National Games, reflecting the unity and spirit of the event [32]. - The ceremony concluded with a poignant moment as the main torch in Guangzhou was extinguished, symbolizing the end of the games and leaving a lasting emotional impact [35][36]. - The event achieved remarkable athletic records, including over 8 world records and 13 Asian records, showcasing the high level of competition and achievement during the games [36].