Group 1 - The 2025 International Winter Sports Expo is being held at Shougang Park in Beijing, showcasing various advanced technologies in sports equipment, ice and snow manufacturing, and venue construction, enabling year-round and all-terrain enjoyment of winter sports [1][6] - The "snow slope" experience, made from specially designed materials, allows for skiing practice even in summer, utilizing a unique copolymer that is flexible and resistant to oxidation [3][5] - High-temperature snow-making technology exhibited by Shenzhen Shenhu Ice and Snow Engineering Co., Ltd. can create realistic snow scenes in warmer environments, enhancing visitor experiences at commercial events and attractions [3][5] Group 2 - The shortage of venues is a significant bottleneck for the further development of winter sports, prompting the need for economical, green, and sustainable venue construction solutions [5] - Beijing Yudun Air Membrane Building Technology Co., Ltd. presented an intelligent air membrane ice and snow venue solution, which reduces construction costs by approximately 40% and operational energy consumption by over 40% through modular design and AI-driven systems [5] - The "China Ice and Snow Industry Development Research Report (2025)" indicates that technological innovation is driving the development of the ice and snow industry in China, with a focus on green and low-carbon trends [6]