Core Points - Airbus signed an agreement with China Southern Airlines (CSN) to equip 30 Airbus A350 aircraft with the next-generation in-flight connectivity system "HBCplus" [1][3] - CSN becomes the first airline in China to adopt the HBCplus system, with the first equipped A350 expected to enter service in 2026 [1][3] - HBCplus, developed by Safran Passenger Innovation, supports multi-orbit satellite connections, enhancing in-flight internet experience and operational efficiency [1][3] Summary by Sections - **Agreement Details** - Airbus will retrofit 20 existing A350 aircraft and install the system on 10 new aircraft for CSN [1][3] - **Technology Overview** - HBCplus utilizes Ka-band frequencies (26.5 to 40 GHz) for high-bandwidth data transmission [3] - The system features the "Thinkom KA2517" antenna, which employs "Variable Inclination Continuous Transverse Shortwave" (VICTS) technology for optimal signal direction [3] - **Operational Benefits** - The system provides high-speed internet for passengers and real-time data connectivity between cockpit and cabin [3] - It enhances operational efficiency by allowing real-time updates on flight plans and status through a high-speed network [3] - **Market Adoption** - Over 16 airlines globally have chosen HBCplus, with two already operating it on their A350 aircraft [4]