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]