（来源：淘金ETF） 1. 中国卫通（601698） 作为卫星通信运营国家队，手握稀缺轨位与频谱资源，是商业航天从上天到变现的关键枢纽。在低轨星 座加速组网、手机直连卫星需求爆发的背景下，卫星通信运营与数据服务成为核心增长极。凭借完整地 面站网络与高通量卫星资源，深度绑定国家星网工程，承接卫星互联网、应急通信、偏远地区覆盖等核 心订单，现金流稳定且可持续。随着商业航天规模化落地，卫星运维、数据分发、行业应用需求持续释 放，叠加政策对卫星互联网的战略支持，长期成长逻辑清晰。在空天地一体化建设浪潮中，凭借资源壁 垒与运营优势，成为商业航天运营端最具确定性的核心标的，业绩与估值具备向上空间。 2. 中国卫星（600118） 深耕卫星研制与应用全产业链，覆盖通信、导航、遥感等多领域卫星制造，是商业航天卫星制造端的核 心力量。随着低轨星座建设进入高峰期，微小卫星批量发射需求激增，卫星总装与核心部件配套迎来爆 发式增长。依托航天科技集团技术与资源优势，在卫星平台、载荷研发、总装测试等环节具备深厚积 累，深度参与国家重大航天工程与商业卫星项目。同时积极布局卫星应用服务，构建"制造+运营+数 据"闭环，拓展行业应用场景。在商 ...

Group 1: Shanghai Portway - The company focuses on geotechnical engineering and aims for sustainable growth by seizing domestic and international market opportunities and adhering to technological innovation [1] - In the field of perovskite solar cells, the company has advantages in close cooperation between industry, academia, and research, top talent and patent advantages, differentiated technology routes, full-chain layout, and global support [1] - Perovskite materials offer high conversion efficiency and cost advantages, indicating a broad future market development space [1] - The company provides lightweight, low-cost, high-performance space energy system solutions for satellites and spacecraft, successfully applied in multiple satellites [1] - The theoretical design lifespan of the company's perovskite batteries can reach 20 years, covering the entire lifecycle power demand of satellites and other spacecraft [1] Group 2: *ST Chengchang - The company, as a front-end player in the industry chain, has sensed a significant acceleration in downstream procurement demand, with increased order volume and delivery pace [2] - The star-mounted T/R chips have achieved large-scale application in multiple satellite series, and low-orbit satellite communication chips have entered the stage of mass delivery [2] - Revenue in the airborne sector is growing rapidly, while ground projects are gradually entering mass production [2] - The company has completed the iterative research and development of satellite communication T/R chip solutions and plans for mass delivery, with optimistic market expectations [2] - Through cost reduction and efficiency enhancement measures, the company is confident in maintaining a reasonable gross margin [2] - The company plans to increase R&D investment and optimize supply chain management to ensure timely and high-quality order delivery [2]