Zhong Guo Xin Wen Wang·2025-11-21 09:44Core Points - The "Tiantong + Beidou" domestic satellite-based high-precision positioning service has officially launched for trial operation, supporting the large-scale application of Beidou and the autonomous construction of China's comprehensive PNT (Positioning, Navigation, Timing) system [1][2] - The Tiantong satellite system is China's first independently developed satellite mobile communication system, which provides real-time dynamic minute-level convergence and centimeter-level positioning services without relying on ground networks [1] - The satellite-based navigation enhancement system primarily targets remote areas, oceans, low-altitude, and low-orbit regions with weak or no network coverage, with applications in various fields such as surveying, agricultural machinery automation, intelligent navigation, marine positioning, and drone inspections [1] Industry Insights - The satellite internet, as a new type of information infrastructure, is crucial for achieving comprehensive connectivity across land, sea, air, and space, and for realizing the "Internet of Everything" [2] - Recent policies from the Chinese government aim to explore the application potential of high-orbit satellites like Tiantong, promoting direct satellite connections for mobile phones, cars, and airplanes to develop popular satellite communication applications [2] - The next-generation Tiantong satellite system is expected to be operational by 2029, which will expand new business opportunities and market scale [2]