Group 1 - The core product showcased by DJI at the 21st China International Fire Safety Exhibition is the "DJI Airport 3," designed for various scenarios including fire detection and security inspections [1] - The DJI Airport 3 operates in a temperature range of -30℃ to 50℃ and features an IP56 protection level, while the accompanying Matrice 4D/4TD drone has an IP55 rating, making it suitable for harsh weather conditions [1] - The drone is equipped with silent anti-icing propellers, allowing it to operate in freezing rain and withstand wind speeds of up to 12 meters per second, with a maximum hover time of 32 minutes [1] Group 2 - The DJI Airport 3 supports fixed-point deployment and features a new D-RTK 3 relay station for flexible site selection, as well as mobile deployment capabilities for enhanced operational mobility [1] - The system includes AES-256 video transmission encryption and options for private deployment, catering to different organizations' data security and management needs [2] - The starting price for the DJI Airport 3 is set at 117,999 yuan, and it has already established collaborations with multiple local fire departments [2]