Group 1 - The event showcased a blend of technology, culture, tourism, and sports, highlighted by the integration of AI robots and interactive performances at the 37th Beijing Daxing Watermelon Festival Music Carnival [1][2] - The giant art installation "Xing Xiaogua" served as a focal point, attracting visitors and promoting cultural merchandise, including creative products and themed coffee drinks [1][3] - The festival featured a transparent pancake-making robot and an automatic coffee machine, demonstrating the intersection of culinary arts and smart manufacturing [2][3] Group 2 - The event emphasized the innovative fusion of the Daxing Watermelon Festival with advanced robotics, showcasing the technological advantages of the Beijing Economic Development Zone [3] - A diverse music performance included various styles such as pop, electronic, and hip-hop, creating an immersive experience for attendees [2][3] - The festival aimed to establish a new cultural landmark in southern Beijing, combining technological appeal with traditional festivities [3]