国元证券：AI驱动高景气 聚焦算力、卫星与运营商转型

Group 1 - The communication industry is expected to lead in growth by 2025, with AI as the core driving force [1][2] - The performance of the communication sector shows resilience, with a year-on-year revenue growth of 3.22% and a net profit growth of 9.09% in the first three quarters of 2025 [2] - AI is identified as a key direction, with significant growth in sub-sectors such as optical modules and the Internet of Things [2] Group 2 - The demand for AI computing power is driving a systematic upgrade of computing infrastructure, focusing on building efficient, low-latency, and low-cost interconnected networks [3] - Key hardware like optical modules and switches are innovating around high speed, low power consumption, and low cost, with domestic manufacturers gaining a leading position in the global market [3] - The evolution of optical communication and switching technology will be crucial for the efficiency and cost of future AI infrastructure [3] Group 3 - The construction of China's low Earth orbit satellite internet constellation is accelerating, with significant advancements in manufacturing and launch capabilities [4] - The collaboration between state-owned and private enterprises is enhancing rocket technology, with reusable rockets reducing launch costs by over 50% compared to traditional methods [4] - Major telecom operators are transitioning from traditional service providers to new infrastructure and emerging digital service providers, with new business revenues from cloud computing and big data accounting for 25% of total telecom revenue [4]