Group 1 - The 2025 Shanghai International Elderly Care, Aids, and Rehabilitation Medical Expo showcased humanoid robots, highlighting the growing interest in technology for elderly care [1][3] - Shanghai has the highest level of aging in China, with 5.7762 million residents aged 60 and above, accounting for 37.6% of the total population by the end of 2024 [1] - Elderly individuals expressed a desire for humanoid robots to understand various dialects, emphasizing the need for robots to adapt to the communication styles of older adults [1] Group 2 - The director of a local elderly care facility stated that humanoid robots should have a human-like appearance to reduce the emotional distance between robots and elderly residents [3] - The introduction of humanoid robots is seen as a cost-effective solution compared to hiring human staff, as they can provide continuous and attentive service [3] - The Shanghai Civil Affairs Bureau is actively promoting the development and application of humanoid robots and other technological aids in elderly care settings [4]

Group 1 - The 12th China International Police Equipment Expo showcased new technologies in police equipment, focusing on low-altitude safety regulation and drone management solutions [1][5] - A handheld drone detection device named "Cha Da Yu" was introduced, capable of identifying and managing over 15 drones simultaneously within a 3-kilometer radius [1] - The expo featured a dedicated area for smart unmanned equipment, including AI detection drones and upgraded patrol robots, attracting significant attention from visitors [3] Group 2 - Experts at the expo discussed the rapid growth of the low-altitude economy, emphasizing the need for effective safety measures to support its development [5][6] - The importance of establishing a low-cost information infrastructure and regulatory system for low-altitude airspace was highlighted to ensure safe operations [5] - A call for collaboration among industry, academia, and research institutions was made to promote sustainable growth in the low-altitude economy [6]