报告导读： 9 月 30 日， OpenAI 重磅发布 Sora App 和 Sora2 模型。这一组合标志着 AI 技术正式从文本、图像迈向高质量视频生成与社交应用的新阶段。 投资建议： 9 月 30 日， OpenAI 重磅发布 Sora App 和 Sora2 模型。 Sora2 被 OpenAI 官方誉为"视频领域的 GPT-3.5 时刻"，这一组合标志着 AI 技 术正式从文本、图像迈向高质量视频生成与社交应用的新阶段。 云服务商和数据中心运营商将直接受益于持续增长的算力需求，我们看好国产算力及 AI 应用 的长期发展空间。 以上内容节选自国泰海通证券已发布的证券研究报告。 报告 名称： Sora 2与Sora APP重磅发布，AI视频的"GPT-3.5时刻"；报告日期：2025.10.07 报告作 者： 杨林（分析师），登记编号：S0880525040027 杨蒙（分析师），登记编号：S0880525040072 钟明翰（研究助理），登记编号：S0880124070047 重要提醒 本订阅号所载内容仅面向国泰海通证券研究服务签约客户。因本资料暂时无法设置访问限制，根据《证 券期货投资者适当性管理办 ...

Group 1 - The communication sector underperformed the market in September, with the communication index down 0.15% compared to a 3.20% increase in the CSI 300 index, ranking 14th among 31 primary industries [2][14] - The PE valuation for the communication sector was 23.8 times in September, slightly below the historical median of 33.6 times over the past decade [2][16] - Key performers in the communication sector included optical devices, IDC, and optical fiber cables, with notable stock increases from companies like Tengjing Technology (+66%), Chunzong Technology (+92%), and Yuanjie Technology (+44%) [2][22] Group 2 - The global AI sector remains robust, with North American CSPs planning to invest over $370 billion in capital expenditures for FY2025, a 40% increase year-on-year [3][27] - Oracle reported a significant increase in its remaining performance obligations (RPO), reaching $455 billion, indicating strong future revenue potential [3][30] - The global Ethernet switch market is projected to reach $14.5 billion in Q2 2025, reflecting a 42.1% year-on-year growth, driven by data center demand [3][33] Group 3 - Domestic CSPs in China are expected to invest over 450 billion yuan in AI computing power by 2025, with companies like Alibaba and Tencent leading the charge [4][50] - The industrialization of domestic super-node data centers is accelerating, with Alibaba launching its new generation of AI servers and Huawei showcasing significant advancements in computing clusters [4][52][58] - The demand for optical modules remains high, with ongoing advancements in CPO and OCS technologies, as major chip manufacturers increase their orders to meet AI server requirements [4][70] Group 4 - Investment recommendations emphasize the importance of AI computing infrastructure, suggesting continued focus on optical devices, communication equipment, and liquid cooling technologies [5][21] - The three major telecom operators are highlighted as important assets for long-term investment due to their stable operations and increasing dividend payouts [5][21] - A recommended investment portfolio includes China Mobile, Zhongji Xuchuang, ZTE, and Guanghetong for September 2025 [5][21]

Group 1 - The communication sector underperformed the market in September, with the Shanghai and Shenzhen 300 Index rising by 3.20% while the communication index fell by 0.15%, ranking 14th among 31 primary industries [2][14] - The PE valuation of major companies in the communication sector was 23.8 times in September, slightly below the historical median of 33.6 times over the past decade [2][16] - The top-performing segments in September included optical devices, optical modules, IDC, and optical fiber cables, with notable stock performances from companies like Tengjing Technology (+66%) and Chunzong Technology (+92%) [2][22] Group 2 - Global AI growth remains strong, with North American CSPs planning to invest over $370 billion in capital expenditures for FY2025, a 40% increase year-on-year [3][27] - Oracle reported a significant increase in its remaining performance obligations (RPO), reaching $455 billion, indicating robust demand for its cloud services [3][30] - The global Ethernet switch market is projected to reach $14.5 billion in Q2 2025, reflecting a 42.1% year-on-year growth, driven by strong demand from data centers [3][33] Group 3 - Domestic CSPs in China are expected to invest over 450 billion yuan in AI computing power by 2025, with companies like Alibaba and Tencent leading the charge [4][50] - The industrialization of domestic super-node data centers is accelerating, with Alibaba launching its new generation of AI servers and Huawei unveiling significant advancements in computing clusters [4][52][58] - The demand for optical modules remains high, with ongoing collaborations between major chip manufacturers and CSPs to meet the increasing needs for high-end chips [4][70] Group 4 - Investment recommendations emphasize the importance of monitoring the development of AI computing infrastructure, particularly in sectors like optical devices and communication equipment [5][21] - The three major telecom operators in China are highlighted as important assets for long-term investment due to their stable operations and increasing dividend payouts [5][21] - A recommended investment portfolio includes China Mobile, Zhongji Xuchuang, ZTE, and Guanghetong for the upcoming period [5][21]